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Populus L.
cottonwood

Data Source

Last revised by:
USDA NRCS National Plant Data Team
Curated and maintained by:
USDA NRCS National Plant Data Team
 

Data Documentation

Documentation State Type
1900. Memoirs of the New York Botanical Garden. New York Botanical Garden, New York. MT Literature
1919. Journal of the Arnold Arboretum. NY, PA Literature
1935. Transactions of the Wisconsin Academy of Sciences, Arts, and Letters. WI Literature
1971. Annals of the Missouri Botanical Garden. AL Literature
1971. Michigan Botanist. WI Literature
1977. Journal of the Arnold Arboretum. AZ, IL, IN, MI, OK, WI Literature
1982. Madroño. CA Literature
1984. Canadian Journal of Botany. AZ, ID, MT, NC, NE, NM, NV, SD, UT, WY Literature
1985. Wassman Journal of Biology. CA Literature
1988. Journal of the Elisha Mitchell Scientific Society. NC Literature
1991. Douglasia. WA Literature
1992. Journal of the Arizona-Nevada Academy of Science. AZ Literature
1998. New Mexico Naturalist's Notes. NM Literature
1999. University of Minnesota Herbarium: Vascular plant collection. MN Literature
2000. CalFlora: Information on California plants for education, research and conservation. The CalFlora Database, Berkeley. CA Literature
2001. Rhodora. MA Literature
Alt 60 (ALA 00023972). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Anderson 1164 (ALA 00018354). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Anderson 5707 (ALA 00027211). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Anderson 6009 (ALA 00027210). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Anderson 6520 (ALA 00000484). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Anderson 880 (ALA 00018356). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Anderson 925 (ALA 00018355). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Anderson S.N. (ALA 00027236). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Anderson & Gasser 7287 (ALA 00000473). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Anderson & Gasser 7290 (ALA 00000480). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Anderson & Gasser 7503 (ALA 00000474). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Anderson & Gasser 7504 (ALA 00000479). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Anonymous. Personal communication to John Kartesz. AL, CT, DC, IL, IN, LA, MA, ME, MI, MS, NC, NH, NY, RI, SC, TN, VA, VT, WI, WV, WY Literature
Argus 334 (ALA 00004811). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Argus 337 (ALA 00004810). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Atwood, J.T., et al. 1973. Check list of Vermont plants. Vermont Botanical and Bird Club. VT Literature
BLMLK. Specimen at Bureau of Land Management, Lakeview, Oregon. OR Specimen
Barker BG02-254 (ALA V0142938). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Barkworth, Mary E. Personal communication. DE Literature
Bartholomew 13-63 (ALA 00025881). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Bartholomew 5-63 (ALA 00025880). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Batten 76-9 (ALA 00077069). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Batten & Batten 75-29 (ALA 00086218). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Batten & Murphy 77-32 (ALA 00074811). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Bennett & Loomis 03-208 (ALA V0153772). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Berry LV-8883 (ALA 00045966). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Best, C., J.T. Howell, W. Knight, I. Knight, and M. Wells. 1996. A flora of Sonoma County. California Native Plant Society, Sacramento. CA Literature
Bluhm, Wilbur. Personal communication. OR Literature
Booth, W.E., and J.C. Wright. 1966. Flora of Montana. Montana State University, Bozeman. MT Literature
Bosworth, Boggs, Koltun & Stratford KSB01-139 (ALA V0151053). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Braun, E.L. 1961. The woody plants of Ohio. Ohio State University Press, Columbus. OH Literature
Brockman S.N. (ALA 00028497). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Brockman S.N. (ALA 00028500). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Brouillet, L., F. Coursol, and M. Favreau. 2006. VASCAN, the Database of Vascular Plants of Canada. Herbier Marie-Victorin, Institut de recherche en biologie végétale, Université de Montréal. AB, BC, LB, MB, NB, NF, NS, NT, NU, ON, PE, QC, SB, SK, YT Literature
Brown s.n. (ALA 00033404). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Brown, M.L., and R.G. Brown. 1984. Herbaceous plants of Maryland. Port City Press, Inc., Baltimore. MD Literature
Brown, R.G., and M.L. Brown. 1972. Woody plants of Maryland. Port City Press, Inc., Baltimore. MD Literature
Bryson, C.T.,and D.A. Skojac, Jr. 2011. An annotated checklist of the vascular flora of Washington County, Mississippi. Journal of the Botanical Research Institute of Texas 5: 855-866. MS Literature
Buegge, J.J. Flora of the Santa Teresa Mountains in Graham County, Arizona. AZ Literature
CIC. Specimen at Albertson College of Idaho, Caldwell, Idaho. ID Specimen
CIC. Specimen at Albertson College of Idaho, Caldwell, Idaho. ID Specimen
CIC. Specimen at Albertson College of Idaho, Caldwell, Idaho. ID Specimen
California Native Plant Society. Inventory of rare and endangered plants. CA Literature
Campbell, J., and M. Medley. 2012. The atlas of vascular plants in Kentucky. KY Literature
Campbell, Julian. Personal communication. KY Literature
Carroll & Wahren 200 (ALA V0140490). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Caswell 176 (ALA V0108332). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Caswell 372-95 (ALA V0120081). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Caswell 466 (ALA V0142690). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Caswell 97259 (ALA V0124695). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Caswell 97260 (ALA V0124739). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Charboneau, J.L.M., B.E. Nelson, and R.L. Hartman. 2013. A floristic inventory of Phillips and Valley counties, Montana (U.S.A.). Journal of the Botanical Research Institute of Texas 7(2): 847-878. MT Literature
Chester, E.W, B.E. Wofford, and R. Kral. 1997. Atlas of Tennessee vascular plants. Vol. 2. Miscellaneous Publication No. 13. Austin Peay State University, Clarksville. TN Literature
Chester, E.W., B.E. Wofford, R. Kral, H.R. DeSelm, and A.M. Evans. 1993. Atlas of Tennessee vascular plants. 2 vols. Center for Field Biology Miscellaneous Publication No. 9/13. Austin Peay State University, Clarksville. TN Literature
Clark S.N. (ALA 00000483). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Clausen & Reichardt (ALA V0113621). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Clausen & Reichardt (ALA V0113622). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Clausen & Reichardt (ALA V0113623). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Clausen & Reichardt (ALA V0113624). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Clausen & Reichardt (ALA V0113625). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Clausen & Reichardt (ALA V0113626). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Clausen & Reichardt (ALA V0113627). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Clausen & Reichardt (ALA V0113628). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Clausen & Reichardt (ALA V0113629). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Clausen & Reichardt (ALA V0113630). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Clemants, Steven. Personal communication. NJ, NY Literature
Clifton, G. Plumas County and Plumas National Forest flora (2001 Draft). Unpublished and undated. CA Literature
Connolly, B.A. 2008. Six new vascular plant taxa for Connecticut. Rhodora 110: 354-358. CT Literature
Cooperrider, T.S, A.W. Cusick, and J.T. Kartesz (eds.). 1999. Seventh catalog of the vascular plants of Ohio (in press). Ohio State University Press, Columbus. OH Literature
Cooperrider, T.S. 1982. Endangered and threatened plants of Ohio. Ohio Biological Survey Notes No. 16. Ohio State University, Columbus. OH Literature
Cooperrider, Tom S. Personal communication. OH Literature
Crovello, T.J., C.A. Keller, and J.T. Kartesz. 1983. The vascular plants of Indiana: A computer based checklist. University of Notre Dame Press, Notre Dame. IN Literature
Cullina, M.D., B. Connolly, B. Sorrie, and P. Somers. 2011. The vascular plants of Massachusetts: A county checklist, first revision. Massachusetts Natural Heritage & Endangered Species Program, Massachusetts Division of Fisheries and Wildlife, Westborough. MA Literature
Cumby 95 (ALA V0071806). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Damrel, D., D.J. Pinkava, and L.R. Landrum. The Phoenix flora. AZ Literature
Davis, R. 1952. Flora of Idaho. W.C. Brown Co., Dubuque. ID Literature
Deam, C.C. 1940. Flora of Indiana. Wm.B. Burford Printing Co., Indianapolis. IN Literature
Dean & Chesemore S.N. (ALA 00024092). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Delaware Natural Heritage Program. DE Literature
Densmore 146 (ALA 00076398). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Densmore 229 (ALA 00068801). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Diamond & Batten 180 (ALA V0129819). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
District of Columbia Natural Heritage Program. DC Literature
Domangue, B.E., and C.K. McMullen. 2013. Floristic survey of the vascular plants of Shenandoah County, Virginia. Castanea 78: 312-322. VA Literature
Dorn, R.D. 1977. Manual of the vascular plants of Wyoming. 2 vols. Garland Publishing, Inc., New York. WY Literature
Dorn, R.D. 1984. Vascular plants of Montana. Mountain West Publishers, Cheyenne. MT Literature
Dowhan, J.J. 1979. Preliminary checklist of the vascular flora of Connecticut (growing without cultivation). State Geological and Natural History Survey of Connecticut, Natural Resources Center, Department of Environmental Protection. Hartford. CT Literature
Drury 1393 (ALA 00069924). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Drury 2512 (ALA 00069916). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Drury 2797 (ALA 00069915). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Drury 4022 (ALA 00069914). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Drury 4370 (ALA 00069917). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Duffy 98-397 (ALA V0131408). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Duffy MD02-75 (ALA V0148823). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Duffy & Tande 151 (ALA V0118720). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Duffy & Tande 19 (ALA V0118609). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Duffy & Tande 20 (ALA V0118610). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Duffy & Tande 95-22 (ALA V0120201). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Duffy, Tande & Raynolds 95-397 (ALA V0120463). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Duncan, H.D., and M.B. Duncan. 1988. Trees of southeastern United States. University of Georgia Press, Athens. MS Literature
Duncan, W.H., and J.T. Kartesz. 1981. Vascular flora of Georgia. University of Georgia Press, Athens. GA Literature
Durst 183 (ALA V0101012). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Durst 91 (ALA V0101049). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
EOSC. Specimen at Eastern Oregon University, Lagrande, Oregon. OR Specimen
EOSC. Specimen at Eastern Oregon University, Lagrande, Oregon. OR Specimen
Eilers, L.J., and D.M. Roosa. 1991. The vascular plants of Iowa. University of Iowa Press, Iowa City. IA Literature
Faber 11 (ALA 00030991). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Felix 85-186 (ALA V0097735). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Fernald, M.L. 1950. Gray's manual of botany, 8th ed. American Book Company, New York. MN, ND Literature
Foote 3141 (ALA 00056994). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Foote 3142 (ALA 00056995). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Foote 3536 (ALA 00086933). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Foote 3825 (ALA V0084772). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Foote 8425 (ALA 00045955). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Foote JF4215 (ALA V0117412). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Ford-Werntz, Donna. Personal communication. WV Literature
Furlow, J.J. 1991. The vascular flora of Ohio: Vol. 2, Part 1 - Dicotyledoneae: Saururaceae through Fabaceae. Unpublished. OH Literature
Gage, Sarah. Personal communication. WA Literature
George, G.G. 1992. A synonymized checklist of the plants found growing in Rhode Island. Rhode Island Wild Plant Society. RI Literature
Glenn, S.D. (ed.). 2013. New York Metropolitan Flora database. New York Metropolitan Flora Project, Brooklyn Botanic Garden, New York. CT, NJ, NY Literature
Goldman, D.H. 1996. A preliminary vascular flora of the French Creek drainage of Western New York State. New York Flora Association Newsletter 7 (2): 3-12. NY Literature
Grant 88-31 (ALA V0096757). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Grant 88-65 (ALA V0096788). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Hannick, V.C., J.N. Mink, J.R. Singhurst, and W.C. Holmes. 2013. Annotated checklist of the vascular flora of McLennan County, Texas. Phytoneuron 2013-29(29): 1-37. TX Literature
Hansen 141 (ALA V0101749). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Harms 3227 (ALA 00034197). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Harms 3406 (ALA 00034202). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Harms 3810 (ALA 00034201). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Harms 4056 (ALA 00034196). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Harms 4363 (ALA 00034199). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Harms 4648 (ALA 00034198). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Harms & Kessel 4416 (ALA 00034200). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Harris 301 (ALA 00045965). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Hartman, R. Atlas of the vascular flora of Wyoming. Unpublished and undated. WY Literature
Harvill, A.M., C.E. Stevens, and D.M.E. Ware. 1981. Atlas of the Virginia flora, Part II. Dicotyledons. Virginia Botanical Associates, Farmville. VA Literature
Hatch, S.L., K.N. Gandhi, and L.E. Brown. 1990. Checklist of the vascular plants of Texas (MP-1655). Texas Agricultural Experiment Station, College Station. TX Literature
Haynes, R. 1990. A database of the Alabama flora. Unpublished. AL Literature
Heil, K.D, and S.L. O'Kane, Jr. 2002. Catalog of the Four Corners flora - vascular plants of the San Juan River Drainage: Arizona, Colorado, New Mexico and Utah, 6th ed. NM Literature
Helmstetter 80-91 (ALA V0071704). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Hickman, J.C. (ed.). 1993. The Jepson manual. University of California Press, Berkeley. CA Literature
Hogan, Tim. Personal communication. CO Literature
Hough, M.Y. 1978. New Jersey Wild Plants. Harmony Press, Harmony. NJ Literature
Hrusa, F., B. Ertter, A. Sanders, G. Leppig, and E. Dean. 2002. Catalog of non-native vascular plants occurring spontaneously in California beyond those addressed in The Jepson Manual. Part I. Madroño 49: 61-98. CA Literature
Hrusa, G.F. 1993. Manual of the vascular plants of Caswell Memorial State Park, rev. 1997-1998. Unpublished. California State Parks & Recreation. CA Literature
Hrusa, G.F. 1996. Report submitted to North State Resources Inc., Redding. Unpublished. CA Literature
Hrusa, G.F., and J. Glazner. 2000. Report submitted to North Fork Associates, Auburn, CA. Unpublished. CA Literature
Hrusa, G.F., and J.A. Hart. 1999. Report submitted to H.A.R.T. Inc. Walnut Grove, CA. Unpublished. CA Literature
Hulten, E. 1968. Flora of Alaska and neighboring territories: A manual of the vascular plants. Stanford University Press, Stanford. AK Literature
Hultén S.N. (ALA V0071026). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Hunt 22 (ALA V0123900). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Hutchens, Robert. Personal communication. NM Literature
ID. Specimen at University of Idaho, Moscow, Idaho. ID Specimen
ID. Specimen at University of Idaho, Moscow, Idaho. ID Specimen
ID. Specimen at University of Idaho, Moscow, Idaho. ID Specimen
ID. Specimen at University of Idaho, Moscow, Idaho. ID Specimen
ID. Specimen at University of Idaho, Moscow, Idaho. ID Specimen
ID. Specimen at University of Idaho, Moscow, Idaho. ID Specimen
IDS. Specimen at Idaho State University, Pocatello, Idaho. ID Specimen
IDS. Specimen at Idaho State University, Pocatello, Idaho. ID Specimen
IDS. Specimen at Idaho State University, Pocatello, Idaho. ID Specimen
IDS. Specimen at Idaho State University, Pocatello, Idaho. ID Specimen
INVADERS database. ID, MT, OR, WA Literature
Illinois Plant Information Network (ILPIN). IL Literature
Indiana Natural Heritage Data Center. 2013. Endangered, threatened, and rare vascular plants of Indiana (16 April 2013). Division of Nature Preserves, Indiana Department of Natural Resources, Indianapolis, IN. IN Literature
Jansen & Pearse 02-346 (ALA V0143077). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Jansen, Lipkin, Carlson & Pearse 02-7 (ALA V0143471). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Johnston, B. 1991. List of Colorado plants. Unpublished. CO Literature
Jones, S.B., and N. Coile. 1988. The distribution of the vascular flora of Georgia. Herbarium, Department of Botany, Athens. GA Literature
Kalskag School Students 2 (ALA 00032238). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Kartesz, J.T. 1988. A flora of Nevada. University of Nevada, Reno. NV Literature
Kartesz, J.T. 2001. Atlas of the Nevada flora. Unpublished. NV Literature
Kartesz, J.T. 2002. Atlas of the Arizona flora. Unpublished. AZ Literature
Kearney, T., and R.H. Peebles. 1960. Arizona flora with supplement. University of California Press, Los Angeles. AZ Literature
Keller S.N. (ALA V0090485). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Kelly, R.,and Y. Gregor. 2014. Flora survey of Rocky Point Marsh, Queens County, New York. Long Island Botanical Society Quarterly Newsletter 24: 1, 3-6. NY Literature
Kelso 83-57 (ALA V0077129). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Kelso 83-79 (ALA V0077162). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Kelso 84186 (ALA V0078923). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Kessel S185 (ALA 00003691). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Khokhryakov, Yurtsev & Murray 6274 (ALA V0068954). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Khokhryakov, Yurtsev & Murray 6324 (ALA V0068938). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Khokhryakov, Yurtsev & Murray 6461 (ALA V0068990). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Kuhn, B., B.E. Nelson,and R.L. Hartman. 2011. A floristic inventory of the Cimarron National Grassland (Kansas) and the Comanche National Grassland (Colorado). Journal of the Botanical Research Institute of Texas 5: 753-772. CO Literature
Lakela, O. 1965. A flora of northeastern Minnesota. University of Minnesota Press, Minneapolis. MN Literature
Larsen 02-2205 (ALA V0147246). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Larson 13 (ALA 00035543). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Larson, J., B. Reif, B.E. Nelson, and R.L. Hartman. 2014. Floristic studies in north central New Mexico, U.S.A. The Sangre de Cristo Mountains. Journal of the Botanical Research Institute of Texas 8: 271-303. NM Literature
Layser, E.F. 1980. Flora of Pend Oreille County, Washington. Washington State University, Cooperative Extension, Pullman. WA Literature
Ledosquet S.N. (ALA V0099898). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18060 (ALA 00045994). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18079 (ALA 00045995). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18096 (ALA 00045989). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18117 (ALA 00045992). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18126 (ALA 00045986). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18139 (ALA 00045990). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18165 (ALA 00045983). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18179 (ALA 00045984). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18188 (ALA 00045948). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18189 (ALA 00045973). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18190 (ALA 00045978). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18198 (ALA 00045972). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18200 (ALA 00045998). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18211 (ALA 00046004). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18228 (ALA 00045950). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18229 (ALA 00045980). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18249 (ALA 00045947). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18253 (ALA 00045957). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18264 (ALA 00045956). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18297 (ALA 00045946). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18305 (ALA 00045934). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18329 (ALA 00045941). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18335 (ALA 00045987). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18343 (ALA 00045996). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18348 (ALA 00045958). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18349 (ALA 00045979). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18351 (ALA 00046000). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18354 (ALA 00045942). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18369 (ALA 00045970). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18378 (ALA 00046002). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18385 (ALA 00045964). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18395 (ALA 00045981). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18405 (ALA 00045982). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18412 (ALA 00045985). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18428 (ALA 00045963). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18442 (ALA 00045962). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18488 (ALA 00045933). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 18503 (ALA 00045935). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 26565 (ALA 00057800). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 26586 (ALA 00057802). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 26632 (ALA 00057788). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 26633 (ALA 00057789). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 26651 (ALA 00057753). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little 26681 (ALA 00057790). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little & Harris 26714 (ALA 00058030). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little & Harris 26739 (ALA 00057786). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Little, E.L., Jr. 1971. Atlas of United States trees. Vols. 1-6 plus supplements. Miscellaneous Publication No. 1146. USDA Forest Service, Washington, DC. ID, NM Literature
Little, E.L., Jr. 1979. Checklist of United States trees (native and naturalized). Agriculture Handbook No. 541. USDA, Washington, DC. CO Literature
Loomis & Larsen 1505 (ALA V0153463). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Lowe, E.N. 1921. Plants of Mississippi. Mississippi State Geological Survey Bulletin No. 17. MS Literature
MacRoberts, D.T. 1984. The vascular plants of Louisiana. An annotate checklist and bibliography of the vascular plants reported to grow without cultivation. Bulletin of the Museum of Life Sciences No. 6. Louisiana State University at Shreveport, Shreveport. LA Literature
Magee, D. Flora of New England. Unpublished and undated. CT, MA, ME, NH, NY, RI, VT Literature
Managan, Wahren, Prunier & Carroll 199 (ALA V0140489). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
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Marvin 1559 (ALA V0084468). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Marvin 1766 (ALA V0084473). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Marvin 1954 (ALA V0085083). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Marvin 929 (ALA V0083884). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
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Melchior 831 (ALA 00075856). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Melchior 850 (ALA 00075845). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Melchior 851 (ALA 00075846). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
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Muller 3337 (ALA 00087288). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Muller 5065 (ALA V0080663). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Murphy 8 (ALA 00051683). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Murray 3333 (ALA V0076855). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Murray 3689 (ALA 00051682). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Murray 6953 (ALA 00089991). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Murray 8900 (ALA V0077792). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Murray, Yurtsev & Kelso 10726 (ALA V0112145). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Murray, Yurtsev & Kelso 10755 (ALA V0112172). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Murray, Yurtsev & Kelso 10969 (ALA V0112380). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico. NM, UT Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico. NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico. NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico. NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico. NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico. NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico. NM Specimen
Nebraska Natural Heritage Program. NE Literature
Nelson & Nelson 4233 (ALA 00000476). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
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O'Farrell & O'Farrell 90 (ALA 00008990). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
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Palmer & Miller 1260 (ALA 00002552). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Palmer & Miller 1261 (ALA 00002553). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Palmer & Miller 1284 (ALA 00002554). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Parker 10814 (ALA V0134758). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Parker 14050 (ALA V0143897). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Parker 5457 (ALA V0117759). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Parker N-3026 (ALA V0122935). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Parker & Bennett 13101 (ALA V0139487). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Parker & Gracz 6809 (ALA V0133338). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Parker & Studebaker 16231 (ALA V0155239). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Parker, Blank & McWhorter 7313 (ALA V0123316). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Parker, Elven & Solstad 13954 (ALA V0138306). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Parker, Elven & Solstad 13988 (ALA V0138339). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Parker, Elven & Solstad 14522 (ALA V0144330). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Parker, Elven & Solstad 15281 (ALA V0145210). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Parker, Meyers & Eagleson 9357 (ALA V0129927). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Patee S.N. (ALA 00065484). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
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Pennsylvania Natural Diversity Inventory. PA Literature
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Racine 503 (ALA 00063348). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
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Reed s.n. (ALA V0104350). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Reed s.n. (ALA V0104357). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Reed s.n. (ALA V0104358). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
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Roberson 234 (ALA 00048578). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Roberson 511 (ALA 00048608). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Roland & D'Auria 3117 (ALA V0125126). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Rouse 41 (ALA 00002559). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Rutherford (ALA V0113405). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
SRP. Specimen at Boise State University, Boise, Idaho. ID Specimen
SRP. Specimen at Boise State University, Boise, Idaho. ID Specimen
SRP. Specimen at Boise State University, Boise, Idaho. ID Specimen
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Schneider 66 (ALA 00026646). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Severns (ALA V0121371). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
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Shetler 1159-AF (ALA 00004368). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Shetler 1396-AF (ALA 00004477). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Shetler 753-AF (ALA 00004145). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Shetler 776-AF (ALA 00004161). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Shultz, Leila M. Personal communication. UT Literature
Sigafoos 4041 (ALA V0108545). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Sigafoos 5397 (ALA V0108550). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Simpson (ALA V0121202). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Simpson (ALA V0121203). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Simpson (ALA V0121372). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Simpson (ALA V0121373). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
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Specimen at Eastern New Mexico University, Portales, New Mexico. NM Specimen
Specimen at Eastern New Mexico University, Portales, New Mexico. NM Specimen
Specimen at Eastern New Mexico University, Portales, New Mexico. NM Specimen
Specimen at Eastern New Mexico University, Portales, New Mexico. NM Specimen
Specimen at Linfield College, McMinnville, Oregon. OR Specimen
Spetzman 354 (ALA 00093279). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Spetzman 787 (ALA 00006835). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
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Stensvold 5872 (ALA V0115746). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Stensvold 6879 (ALA V0129630). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
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TEX. Specimen at University of Texas, Austin, Texas. TX Specimen
TEX. Specimen at University of Texas, Austin, Texas. TX Specimen
TEX. Specimen at University of Texas, Austin, Texas. TX Specimen
TEX. Specimen at University of Texas, Austin, Texas. TX Specimen
TEX. Specimen at University of Texas, Austin, Texas. TX Specimen
TEX. Specimen at University of Texas, Austin, Texas. TX Specimen
TEX. Specimen at University of Texas, Austin, Texas. TX Specimen
TEX. Specimen at University of Texas, Austin, Texas. TX Specimen
TEX. Specimen at University of Texas, Austin, Texas. TX Specimen
Talbot 88-1 (ALA V0109275). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
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UNM. Specimen at University of New Mexico, Albuquerque, New Mexico. NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico. NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico. NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico. NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico. NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico. NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico. NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico. NM Specimen
Viereck 1712 (ALA 00011631). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 7172 (ALA 00045929). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 7609 (ALA 00045988). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8202 (ALA 00045944). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8205 (ALA 00045939). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8215 (ALA 00045974). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8218 (ALA 00045977). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8231 (ALA 00045961). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8248 (ALA 00045951). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8259 (ALA 00045952). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8276 (ALA 00045954). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8289 (ALA 00045943). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8291 (ALA 00045975). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8292 (ALA 00045968). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8295 (ALA 00045930). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8349 (ALA 00045976). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8396 (ALA 00045932). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8410 (ALA 00045931). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8742 (ALA 00045959). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8818 (ALA 00045967). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8925 (ALA 00058136). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck 8995 (ALA 00058135). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck & Foote 9120 (ALA 00046636). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck & Jones 5691 (ALA 00082504). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck & Jones 5942 (ALA 00082505). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck & Little 9657 (ALA 00054188). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck & Little 9706 (ALA 00054233). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck & Little 9721 (ALA 00057794). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck & Little 9779 (ALA 00057801). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck & Little 9800 (ALA 00057798). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck & Little 9801 (ALA 00057797). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck & Little 9804 (ALA 00057795). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck & Little 9861 (ALA 00054217). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck & Little 9884 (ALA 00057793). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
Viereck & Little 9896 (ALA 00057803). Specimen at University of Alaska Museum, Fairbanks, Alaska. AK Specimen
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