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PLANTS Profile


Asclepias L.
milkweed

Data Source

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

Data Documentation

Documentation State Type
1909. Torreya DE Literature
1920. Torreya OR Literature
1954. Annals of the Missouri Botanical Garden AR, CA, CO, DC, DE, FL, GA, IA, IL, IN, LA, MA, MS, MT, ND, NE, NJ, NM, NY, OH, OK, PA, RI, SD, TN, UT, WI, WV Literature
1971. Bureau of Land Management report. Unpublished, on file at UC Davis Herbarium CA Literature
1971. Michigan Botanist WI Literature
1973. Castanea MS Literature
1985. Wassman Journal of Biology CA Literature
1989. Journal of the Arnold Arboretum AL, MD Literature
1991. Transactions of the Nebraska Academy of Sciences NE Literature
1992. Journal of the Arizona-Nevada Academy of Science AZ Literature
1993. Journal of the Arizona-Nevada Academy of Science AZ Literature
1994. Plant species list, Cosumnes River Preserve. Unpublished CA Literature
1995. Rhodora VT Literature
1998. New Mexico Naturalist's Notes NM Literature
1999. University of Minnesota Herbarium: Vascular plant collection (http://www.wildflowers.umn.edu) MN Literature
2000. CalFlora: Information on California plants for education, research and conservation (http://www.calflora.org/). The CalFlora Database, Berkeley CA Literature
Abrams, L. 1960. An illustrated flora of the Pacific States. Stanford University Press, Stanford CA, WA Literature
Anonymous. Personal communication to John Kartesz CA, CO, DC, ID, IL, MN, MT, NV, OK, VT, WY Literature
Arizona Heritage Data Management System AZ Literature
Atwood, J.T., et al. 1973. Check list of Vermont plants. Vermont Botanical and Bird Club VT Literature
BOIS. Specimen at Rocky Mountain Research Station, Boise, Idaho, (http://www.fs.fed.us/rm/boise/research/shrub/greatbasin.shtml). ID Specimen
Barger, T.W., D.D. Spaulding, and B.D. Holt. 2013. The vascular flora of the Perdido River Forever Wild tract, Baldwin County, Alabama. Castanea 78: 119-133 AL Literature
Barkworth, Mary E. Personal communication DE, VA Literature
Beal, W.J. 1904. Michigan flora, A list of the ferns and seed plants growing without cultivation. State Board of Agriculture, Lansing MI Literature
Belden, A., et al. 2004. Noteworthy collections: Virginia. Castanea 69: 144-153 VA Literature
Booth, W.E., and J.C. Wright. 1966. Flora of Montana. Montana State University, Bozeman MT Literature
Britton, N.L., and P. Wilson. 1926. Botany of Porto Rico and the Virgin Islands. Scientific Survey of Porto Rico and the Virgin Islands. New York Academy of Sciences, New York PR, VI Literature
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, MB, NB, NS, ON, PE, QC, SK Literature
Brown, M.L., and R.G. Brown. 1984. Herbaceous 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 (http://lifesciences.asu.edu/herbarium/st_teresa_weblist.html) AZ Literature
CIC. Specimen at Albertson College of Idaho, Caldwell, Idaho, (http://www.collegeofidaho.edu/academics/biology/Resources/handbook/default.asp?mainID=10&subID=4). ID Specimen
CIC. Specimen at Albertson College of Idaho, Caldwell, Idaho, (http://www.collegeofidaho.edu/academics/biology/Resources/handbook/default.asp?mainID=10&subID=4). ID Specimen
CIC. Specimen at Albertson College of Idaho, Caldwell, Idaho, (http://www.collegeofidaho.edu/academics/biology/Resources/handbook/default.asp?mainID=10&subID=4). ID Specimen
CIC. Specimen at Albertson College of Idaho, Caldwell, Idaho, (http://www.collegeofidaho.edu/academics/biology/Resources/handbook/default.asp?mainID=10&subID=4). ID Specimen
California Native Plant Society. Inventory of rare and endangered plants (http://www.cnps.org) CA Literature
Campbell, J., and M. Medley. 2012. The atlas of vascular plants in Kentucky (http://www.bluegrasswoodland.com) KY Literature
Campbell, Julian. Personal communication KY Literature
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
Checklist of the vascular plants of San Diego County, California (http://www.sdnhm.org/research/botany/sdplants/index.htm). San Diego Natural History Museum, San Diego CA 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
Clemants, Steven. Personal communication NY Literature
Cooperrider, T.S. 1995. The Dicotyledoneae of Ohio. Part 2: Linaceae through Campanulaceae. Ohio State University Press, Columbus OH Literature
Cronquist, A., A.H. Holmgren, N.H. Holmgren, J.L. Reveal, and P.K. Holmgren. 1972. Intermountain flora: Vascular plants of the Intermountain West. New York Botanical Garden, New York AZ, CA, ID, MS, SD, UT, WA, WY 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
Damrel, D., D.J. Pinkava, and L.R. Landrum. The Phoenix flora (http://collections.asu.edu/herbarium/phoenixflora/index.html) 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
Delaware Natural Heritage Program DE Literature
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
Dorn, R.D. 2001. Vascular plants of Wyoming, 3rd ed. Mountain West Publishers, Cheyenne WY 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
Doyon, D. 1959. Les aires geographiques actuelle et primitive d'Asclepias syriaca L. en Amerique. Rapport de la Société de Québec pour la Protection des Plantes 41: 43-68 OH, TX Literature
Duncan, W.H., and J.T. Kartesz. 1981. Vascular flora of Georgia. University of Georgia Press, Athens GA Literature
Dunn, R.A., and S.M. Jones. 1981. Vascular plant species of limited distribution and abundance in South Carolina. Department of Forestry Technical Paper No. 13. Clemson University, Clemson SC Literature
Eilers, L.J., and D.M. Roosa. 1991. The vascular plants of Iowa. University of Iowa Press, Iowa City IA Literature
Fernald, M.L. 1950. Gray's manual of botany, 8th ed. American Book Company, New York IA, MN, SC, SD Literature
Florida Natural Areas Inventory FL Literature
Freyburger, B.W. 30 June 2007, NM Observation
Freyburger, B.W. 5 July 2005, NM Observation
George, G.G. 1992. A synonymized checklist of the plants found growing in Rhode Island. Rhode Island Wild Plant Society RI Literature
Georgia Natural Heritage Program GA Literature
Gleason, H.A. 1963. The New Britton and Brown illustrated flora of the northeastern United States and adjacent Canada. Hafner Publishing Co., Inc., New York IN, ME Literature
Gleason, H.A., and A. Cronquist. 1991. Manual of vascular plants of the northeastern United States and adjacent Canada. New York Botanical Garden, New York AZ 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
Griffin, J.R. 1975. Plants of the highest Santa Lucia and Diablo Range Peaks, California. Pacific Southwest Forest and Range Experiment Station Research Paper PSW-110. USDA Forest Service CA Literature
Hagwood, Sheri. 12 May 1993, ID Observation
Hagwood, Sheri. 17 June 1993, ID Observation
Hagwood, Sheri. 26 August 1999, ID Observation
Hanlon, Christopher. June 2003, CA Observation
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 (http://www.phytoneuron.net/2013Phytoneuron/29PhytoN-McLennan.pdf) 2013-29(29): 1-37 TX Literature
Hartman, R. 1992. Wyoming phytogeography. Unpublished WY Literature
Hartman, R. Atlas of the vascular flora of Wyoming. Unpublished and undated WY Literature
Hartman, R.L. 2001. A checklist of the vascular plants of Colorado CO 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. (http://www.sanjuancollege.edu/documents/Herbarium/FourCornersFlora.pdf) AZ, NM Literature
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. 1996. Report submitted to North State Resources Inc., Redding. Unpublished CA Literature
Hrusa, G.F. 1997. Report submitted to North State Resources Inc., Redding. Unpublished, on file at California Department of Agriculture CA Literature
Hubbard, J.R., and W.S. Judd. 2013. Floristics of Silver River State Park, Marion County, Florida. Rhodora 115: 250-280 FL Literature
ID. Specimen at University of Idaho, Moscow, Idaho, (http://www.sci.uidaho.edu/biosci/herbarium/vtour.html). ID Specimen
ID. Specimen at University of Idaho, Moscow, Idaho, (http://www.sci.uidaho.edu/biosci/herbarium/vtour.html). ID Specimen
ID. Specimen at University of Idaho, Moscow, Idaho, (http://www.sci.uidaho.edu/biosci/herbarium/vtour.html). ID Specimen
IDS. Specimen at Idaho State University, Pocatello, Idaho, (http://imnh.isu.edu/Collections/Botany.htm). ID Specimen
IDS. Specimen at Idaho State University, Pocatello, Idaho, (http://imnh.isu.edu/Collections/Botany.htm). ID Specimen
IDS. Specimen at Idaho State University, Pocatello, Idaho, (http://imnh.isu.edu/Collections/Botany.htm). ID Specimen
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
James, S.A., and C.T. Imada (eds.). 2007. Pacific Basin vascular plant checklist. Bernice Pauahi Bishop Museum, Honolulu PW Literature
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
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
Kaul, Robert. Personal communication NE Literature
Kearney, T., and R.H. Peebles. 1960. Arizona flora with supplement. University of California Press, Los Angeles AZ Literature
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
Kral, R., et al. 2014. Alabama Plant Atlas (http://www.floraofalabama.org) [online: accessed on 25 July 2014]. University of Alabama, Livingston, AL AL Literature
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
Lee, R.D. 1999. New Mexico's invasive weeds. New Mexico State University, Las Cruces NM Literature
Lowe, E.N. 1921. Plants of Mississippi. Mississippi State Geological Survey Bulletin No. 17 MS Literature
Magee, D. Flora of New England. Unpublished and undated CT, MA, ME, NH, NY, RI, VT Literature
Mansfield, D.H. 2000. Flora of Steens Mountain. Oregon State University Press, Corvallis OR Literature
Martin, W.C., and C.R. Hutchins. 1980. A flora of New Mexico. Strauss & Cramer, Germany NM Literature
Maryland Wildlife and Heritage Service. 2010. Rare, Threatened and Endangered Plants. Maryland Department of Natural Resources, Annapolis, MD MD Literature
Massey, A.B. 1961. Virginia Flora. Virginia Agricultural Experiment Station, Technical Bulletin 155. Blacksburg, VA VA Literature
Maxwell, R.H.,and W.E. Thomas. 2003. Distribution records of southern Indiana vascular plants III. Proceedings of the Indiana Academy of Science 112: 22-28 IN Literature
McAvoy, William. Personal communication DE Literature
McCook, Lucile M. Personal communication MS Literature
McGregor, R.L. Personal communication KS Literature
McGregor, R.L., et al. 1977. Atlas of the flora of the Great Plains. Iowa State University Press, Ames AR, KS, ND, NE, NM, OK, SD Literature
McGregor, R.L., et al. 1986. Flora of the Great Plains. University of Kansas Press, Lawrence KS, OK, TX Literature
Medley, M.E. 1993. An annotated catalogue of the known or reported vascular flora of Kentucky. University of Louisville, Louisville KY Literature
Meyer, J. 1990. Chrysler Herbarium Checklist. Manuscript NJ Literature
Michigan Natural Features Inventory MI Literature
Mississippi Natural Heritage Program MS Literature
Mitchell, R.S. (ed.). 1986. A checklist of New York State plants. Contributions of a Flora of New York State, Checklist III. New York State Bulletin No. 458. New York State Museum, Albany NY Literature
Mohlenbrock, R.H. 1986. Guide to the vascular flora of Illinois, rev. ed. Southern Illinois University Press, Carbondale and Edwardsville IL Literature
Mohr., C. 1901. Plant life of Alabama. Contributions from the United States National Herbarium VI AL Literature
Montana Natural Heritage Program MT Literature
Munz, P.A., and D.D. Keck. 1968. A California flora and supplement. University of California Press, Berkeley CA Literature
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico, (http://biology-web.nmsu.edu/herbarium/). NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico, (http://biology-web.nmsu.edu/herbarium/). NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico, (http://biology-web.nmsu.edu/herbarium/). NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico, (http://biology-web.nmsu.edu/herbarium/). NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico, (http://biology-web.nmsu.edu/herbarium/). NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico, (http://biology-web.nmsu.edu/herbarium/). NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico, (http://biology-web.nmsu.edu/herbarium/). NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico, (http://biology-web.nmsu.edu/herbarium/). NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico, (http://biology-web.nmsu.edu/herbarium/). NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico, (http://biology-web.nmsu.edu/herbarium/). NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico, (http://biology-web.nmsu.edu/herbarium/). NM Specimen
NMC. Specimen at New Mexico State University, Las Cruces, New Mexico, (http://biology-web.nmsu.edu/herbarium/). NM Specimen
Nebraska Department of Agriculture. 1979. Nebraska weeds. Nebraska Department of Agriculture, Lincoln NE Literature
Nebraska Natural Heritage Program NE Literature
New Jersey Natural Heritage Program NJ Literature
New Mexico Natural Heritage Program NM Literature
New York Flora Association. 1990. Preliminary vouchered atlas of New York State flora, ed. 1. New York State Museum Institute, Albany NY Literature
New York Natural Heritage Program NY Literature
Ohio Natural Heritage Database OH Literature
Oregon Flora Project species list; species noted on herbarium specimens. Unpublished and undated OR Literature
Ownbey, G.B., and T. Morley. 1991. Vascular plants of Minnesota: A checklist and atlas. University of Minnesota Press, Minneapolis MN Literature
Peck, M.E. 1961. A manual of the higher plants of Oregon, 2nd ed. Oregon State University Press, Corvallis OR Literature
Philley, Kevin Dwayne. 23 May 2007, MS Observation
Philley, Kevin Dwayne. 29 May 2007, MS Observation
Philley, Kevin Dwayne. 8 May 2007, MS Observation
Philley, Kevin Dwayne. 8 May 2007, MS Observation
Philley, Kevin Dwayne. 8 May 2007, MS Observation
Phytologia UT Literature
Rader, Linda. Personal communication WV Literature
Radford, A., et al. (eds.). Vascular flora of the southeastern United States. Unpublished and undated AL, AR, FL, MD Literature
Radford, A.E., H.E. Ahles, and C.R. Bell. 1965. Atlas of the vascular flora of the Carolinas. Department of Botany Technical Bulletin No. 165. Chapel Hill NC, SC Literature
Radford, A.E., H.E. Ahles, and C.R. Bell. 1968. Manual of the vascular flora of the Carolinas. University of North Carolina Press, Chapel Hill MS, NC, SC Literature
Ralph, R.A. Checklist of the vascular plants of the Coastal Plain of Delaware. Unpublished and undated. University of Delaware Department of Biology DE Literature
Redmond, Steven. August 2007, GA Observation
Redmond, Steven. June 2007, GA Observation
Reed, R. 1987. Wisconsin vascular plants. Unpublished WI Literature
Reif, B., J. Larson, B.F. Jacobs, B.E. Nelson, and R.L. Hartman. 2009. Floristic studies in north central New Mexico, U.S.A. The Tusas Mountains and the Jemez Mountains. Journal of the Botanical Research Institute of Texas 3: 921-961 NM Literature
Rhoads, A.F., and W.M. Klein, Jr. 1993. The vascular flora of Pennsylvania. Annotated checklist and atlas. American Philosophical Society, Philadelphia PA Literature
Richards, C.D., F. Hyland, and L.M. Eastman. 1983. Revised check-list of the vascular plants of Maine. Bulletin of the Josselyn Botanical Society, No. 11 ME Literature
Riser, J.P.,and C. Kline. 2007. Noteworthy collections. Arizona. Madroño 54: 203 AZ Literature
SRP. Specimen at Boise State University, Boise, Idaho, (http://www.boisestate.edu/biology/facilities_and_collections.htm#thyme). ID Specimen
SRP. Specimen at Boise State University, Boise, Idaho, (http://www.boisestate.edu/biology/facilities_and_collections.htm#thyme). ID Specimen
SRP. Specimen at Boise State University, Boise, Idaho, (http://www.boisestate.edu/biology/facilities_and_collections.htm#thyme). ID Specimen
SRP. Specimen at Boise State University, Boise, Idaho, (http://www.boisestate.edu/biology/facilities_and_collections.htm#thyme). ID Specimen
Schotz, A. 2009. Noteworthy collections: Alabama. Castanea 74: 185-188 AL Literature
Schotz, Al. Personal communication AL Literature
Seymour, F.C. 1969. The flora of New England. Charles E. Tuttle Company, Rutland NH Literature
Sharp, A.J., R.E. Shanks, J.K. Underwood, and E. McGilliard. 1960. A preliminary checklist of monocots in Tennessee. Published by authors, University of Tennessee, Knoxville TN Literature
Shultz, Leila M. Personal communication UT Literature
Smith, E.B. 1988. An atlas and annotated list of the vascular plants of Arkansas, 2d ed. AR Literature
Sorrie, B.A. 1992. County checklist of Massachusetts plants. Unpublished MA Literature
Specimen Management System for California Herbaria (SMASCH) (http://www.mip.berkeley.edu/www_apps/smasch/) CA Literature
Specimen at Eastern New Mexico University, Portales, New Mexico, (http://wwwstd.enmu.edu/pollockd/botany.html). NM Specimen
Specimen at Eastern New Mexico University, Portales, New Mexico, (http://wwwstd.enmu.edu/pollockd/botany.html). NM Specimen
Specimen at Eastern New Mexico University, Portales, New Mexico, (http://wwwstd.enmu.edu/pollockd/botany.html). NM Specimen
Stebbins, J.C., and B.E. Valentine. 1990. Consultant inventory. Biological reconnaissance ... at the community of Fish Camp, Mariposa County. Unpublished CA Literature
Strausbaugh, P.D., and E.L. Core. 1977. Flora of West Virginia, 2nd ed., 4 vols. West Virginia Bulletin, Morgantown WV Literature
TEX. Specimen at University of Texas at Austin, Austin, Texas, (http://www.biosci.utexas.edu/prc/). TX Specimen
TEX. Specimen at University of Texas at Austin, Austin, Texas, (http://www.biosci.utexas.edu/prc/). TX Specimen
TEX. Specimen at University of Texas at Austin, Austin, Texas, (http://www.biosci.utexas.edu/prc/). TX Specimen
TEX. Specimen at University of Texas at Austin, Austin, Texas, (http://www.biosci.utexas.edu/prc/). TX Specimen
TEX. Specimen at University of Texas at Austin, Austin, Texas, (http://www.biosci.utexas.edu/prc/). TX Specimen
TEX. Specimen at University of Texas at Austin, Austin, Texas, (http://www.biosci.utexas.edu/prc/). TX Specimen
TEX. Specimen at University of Texas at Austin, Austin, Texas, (http://www.biosci.utexas.edu/prc/). TX Specimen
Tatnall, E. 1860. Catalogue of the phaenogamous and filicoid plants of New Castle County, Delaware. Wilmington Institute, Wilmington DE Literature
Taylor, R.J., and C.E.S. Taylor. 1989. An annotated list of the ferns, fern allies, gymnosperms and flowering plants of Oklahoma. Southeast Oklahoma State University OK Literature
Texas A&M Bioinformatics Working Group. Texas A&M Bioinformatics Working Group Internet site (http://csdl.tamu.edu/FLORA/output/outputa.html) TX Literature
Texas Biological and Conservation Data System TX Literature
Thomas, R.D., and C.M. Allen. 1993. Atlas of the vascular flora of Louisiana, vols. 1-3. Louisiana Department of Wildlife and Fisheries. Natural Heritage Program, Fort Worth, TX LA Literature
Thomas, R.D., and C.M. Allen. 1997. Atlas of the vascular flora of Louisiana, vols. 1-3 (Plus updates). Louisiana Department of Wildlife and Fisheries. Natural Heritage Program, Baton Rouge LA Literature
Thomas, W.E.,and R.H. Maxwell. 2009. Distribution records of southern Indiana vascular plants III. Proceedings of the Indiana Academy of Science 118: 31-38 IN Literature
Turner, B.L., H. Nichols, G. Denny, and O. Doron. 2003. Atlas of the Vascular Plants of Texas, vol. 1. Sida, Botanical Miscellany, No. 24. Botanical Research Institute of Texas Press, Fort Worth TX Literature
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
UNM. Specimen at University of New Mexico, Albuquerque, New Mexico, (http://www.msb.unm.edu/herbarium/). NM Specimen
University of Tennessee Herbarium. 2014. Database of Tennessee Vascular Plant Occurrences (http://tenn.bio.utk.edu/vascular/vascular.shtml) [online: accessed on 25 July 2014] TN Literature
Voss, E.G. 1985. Michigan flora. Cranbrook Institute of Science, Bloomfield Hills MI Literature
WS. Specimen at Washington State University, Pullman, Washington, (http://www.wsu.edu/~wsherb/). WA Specimen
WS. Specimen at Washington State University, Pullman, Washington, (http://www.wsu.edu/~wsherb/). WA Specimen
WTU. Specimen at University of Washington, Seattle, Washington, (http://www.washington.edu/burkemuseum/collections/herbarium/index.php). WA Specimen
Wagner, W.L., D.R. Herbst, and S.H. Sohmer. 1990. Manual of the flowering plants of Hawai'i, 2 vols. University of Hawaii Press, Bishop Museum, Honolulu HI Literature
Weakley, A.S. 1996. Flora of the Carolinas and Virginia. Unpublished SC Literature
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Weishaupt, C.G. 1971. Vascular plants of Ohio. Kendall/Hunt Publishing Co., Dubuque OH Literature
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