| Documentation |
State |
Type |
| Brouillet, L., F. Coursol, and M. Favreau. 2006. VASCAN. The database of Canadian vascular plants. 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 |
| Anderson 5422 (ALA 00001759). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| Baker 269 (ALA V0100908). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| Baker 352 (ALA V0083619). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| Barker, Batten & Lynch BG03-106 (ALA V0146031). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| Cunningham & Stanford 172-78 (ALA 00087652). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| DeLapp & Duffy 93-252 (ALA V0116112). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| DeLapp & Duffy 93-298 (ALA V0116154). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| DeLapp & Duffy 93-300 (ALA V0116158). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| Harris 668 (ALA 00059595). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| Hulten, E. 1968. Flora of Alaska and neighboring territories: A manual of the vascular plants. Stanford University Press, Stanford. |
AK |
Literature |
| Lewis (ALA V0116826). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| Lewis & Baichtal (ALA V0112840). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| Parker 5117 (ALA V0117838). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| Rutledge 233C (ALA 00096736). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| Rutledge 86 (ALA V0103675). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| Trimble 2005-143 (ALA V0156208). Specimen at University of Alaska Museum, Fairbanks, Alaska. |
AK |
Specimen |
| Anonymous. Personal communication to John Kartesz. |
AK, AZ, CA, CO, ID, MI, MT, NM, NV, OR, UT, WA, WI, WY |
Literature |
| Haynes, R. 1990. A database of the Alabama flora. Unpublished. |
AL |
Literature |
| Mohr., C. 1901. Plant life of Alabama. Contributions from the United States National Herbarium VI. |
AL |
Literature |
| Demaree, D. 1943. A catalog of the vascular plants of Arkansas. Taxodium 1: 1-88. |
AR |
Literature |
| Smith, E.B. 1988. An atlas and annotated list of the vascular plants of Arkansas, 2d ed. |
AR |
Literature |
| 1993. Journal of the Arizona-Nevada Academy of Science. |
AZ |
Literature |
| Damrel, D., D.J. Pinkava, and L.R. Landrum. The Phoenix flora. |
AZ |
Literature |
| Imdorf, G.J. 1995. Flora and vegetation of the Sierra Ancha Wilderness Area, Tonto National Forest, Gila County, Arizona. M.S. Thesis. Arizona State University, Tempe. |
AZ |
Literature |
| Kartesz, J.T. 2002. Atlas of the Arizona flora. Unpublished. |
AZ |
Literature |
| Rice, K.C. 1994. Vegetation and flora of the Superstition Wilderness Area, Central Arizona. M.S. Thesis. Arizona State University, Tempe. |
AZ |
Literature |
| Abrams, L. 1960. An illustrated flora of the Pacific States. Stanford University Press, Stanford. |
AZ, NV, WA, WY |
Literature |
| Kearney, T., and R.H. Peebles. 1960. Arizona flora with supplement. University of California Press, Los Angeles. |
AZ, UT |
Literature |
| 1971. Bureau of Land Management report. Unpublished, on file at UC Davis Herbarium. |
CA |
Literature |
| 1985. Wassman Journal of Biology. |
CA |
Literature |
| 2000. CalFlora: Information on California plants for education, research and conservation. The CalFlora Database, Berkeley. |
CA |
Literature |
| Bickford, C. 1979. Vegetation and flora of the Landels-Hill Big Creek Reserve, Monterey County, CA. Environmental Field Program Publication. University of California, Santa Cruz. |
CA |
Literature |
| Butterworth, G., and A. Chadwick. 1995. Checklist of plants, Carrizo Plain Natural Area, rev. (1997-2000). Unpublished. |
CA |
Literature |
| California Native Plant Society. Inventory of rare and endangered plants. |
CA |
Literature |
| Checklist of the vascular plants of San Diego County, California. San Diego Natural History Museum, San Diego. |
CA |
Literature |
| Clifton, G. Plumas County and Plumas National Forest flora (2001 Draft). Unpublished and undated. |
CA |
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 |
| Hickman, J.C. (ed.). 1993. The Jepson manual. University of California Press, Berkeley. |
CA |
Literature |
| Monroe, Gary. 9 July 2005. Field observation validated by NPDC staff. |
CA |
Observation |
| Munz, P.A., and D.D. Keck. 1968. A California flora and supplement. University of California Press, Berkeley. |
CA |
Literature |
| Specimen Management System for California Herbaria (SMASCH). |
CA |
Literature |
| Wilken, Dieter. Personal communication. |
CA |
Literature |
| Rehder, A. 1903. Synopsis of the genus Lonicera. Annual Report of Missouri Botanical Garden 14. |
CA, PA, UT, WA |
Literature |
| Hogan, Tim. Personal communication. |
CO |
Literature |
| Johnston, B. 1991. List of Colorado plants. Unpublished. |
CO |
Literature |
| Kuhn, B., B.E. Nelson, & 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 |
| Ripley, J.D. 1994. Vegetation of the United States Air Force Academy and the adjacent Regions of the Pike National Forest, El Paso County, Colorado. Department of Biology, United States Air Force Academy, Colorado Springs. |
CO |
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 |
| Magee, D. Flora of New England. Unpublished and undated. |
CT, MA, ME, NH, NY, RI, VT |
Literature |
| District of Columbia Natural Heritage Program. |
DC |
Literature |
| Shetler, S.G., and S.S. Orli. 2000. Annotated checklist of the vascular plants of the Washington-Baltimore Area. Part 1: Ferns, fern allies, gymnosperms, and dicotyledons. Smithsonian Institution, Washington, DC. |
DC |
Literature |
| Barkworth, Mary E. Personal communication. |
DE |
Literature |
| McAvoy, W.A., and K.A. Bennett. 2001. The flora of Delaware: An annotated checklist. Department of Natural Resources and Environmental Control, Dover. |
DE |
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 |
| Wunderlin, R.P., B.F. Hansen, and E.L. Bridges. 1996. Atlas of Florida vascular plants. |
FL |
Literature |
| Wunderlin, R.P., and B.F. Hansen. 2002. Atlas of Florida vascular plants. University of South Florida, Tampa. |
FL |
Literature |
| Duncan, W.H., and J.T. Kartesz. 1981. Vascular flora of Georgia. University of Georgia Press, Athens. |
GA |
Literature |
| Jones, S.B., and N. Coile. 1988. The distribution of the vascular flora of Georgia. Herbarium, Department of Botany, Athens. |
GA |
Literature |
| Moore, Jennifer A. Personal communication. |
GA |
Literature |
| 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 |
| 2001. Journal of the Iowa Academy of Science. |
IA |
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, NJ |
Literature |
| BOIS. Specimen at Rocky Mountain Research Station, Boise, 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 |
| Davis, R. 1952. Flora of Idaho. W.C. Brown Co., Dubuque. |
ID |
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 |
| IDF. Specimen at University of Idaho, Moscow, Idaho. |
ID |
Specimen |
| IDF. Specimen at University of Idaho, Moscow, Idaho. |
ID |
Specimen |
| IDF. 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 |
| SRP. Specimen at Boise State University, Boise, Idaho. |
ID |
Specimen |
| INVADERS database. |
ID, MT, OR, WA, WY |
Literature |
| Illinois Plant Information Network (ILPIN). |
IL |
Literature |
| Mohlenbrock, R.H. 1986. Guide to the vascular flora of Illinois, rev. ed. Southern Illinois University Press, Carbondale and Edwardsville. |
IL |
Literature |
| Swink, F., and G. Wilhelm. 1994. Plants of the Chicago Region, eds. 1-4. Morton Arboretum, Lisle. |
IL, IN, MI, WI |
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 |
| Deam, C.C. 1940. Flora of Indiana. Wm.B. Burford Printing Co., Indianapolis. |
IN |
Literature |
| Yatskievych, Kay. Personal communication. |
IN |
Literature |
| 1995. Sida. |
IN, ND, NJ, TX |
Literature |
| McGregor, R.L., R.E. Brooks, and L.A. Hauser. 1976. Checklist of Kansas vascular plants. Technical Publications of State Biological Survey of Kansas, No. 2. |
KS |
Literature |
| McGregor, R.L., et al. 1986. Flora of the Great Plains. University of Kansas Press, Lawrence. |
KS |
Literature |
| McGregor, R.L., et al. 1977. Atlas of the flora of the Great Plains. Iowa State University Press, Ames. |
KS, ND, NE, OK, SD |
Literature |
| Campbell, Julian. Personal communication. |
KY |
Literature |
| Medley, M.E. 1993. An annotated catalogue of the known or reported vascular flora of Kentucky. Ph.D. Dissertation. University of Louisville, Louisville. |
KY |
Literature |
| Weese, Zeb. 17 October 2004. Field observation validated by NPDC staff. |
KY |
Observation |
| 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, Baton Rouge. |
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 |
| Sorrie, B.A. 1992. County checklist of Massachusetts plants. Unpublished. |
MA |
Literature |
| Seymour, F.C. 1969. The flora of New England. Charles E. Tuttle Company, Rutland. |
MA, NH, VT |
Literature |
| 1946. Castanea. |
MD |
Literature |
| Brown, Melvin. Personal communication. |
MD |
Literature |
| Brown, R.G., and M.L. Brown. 1972. Woody plants of Maryland. Port City Press, Inc., Baltimore. |
MD |
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 |
| Billington, C. 1949. Shrubs of Michigan, 2nd ed. Cranbrook Institute of Science Bulletin 20. Bloomfield. |
MI |
Literature |
| Voss, E.G. 1985. Michigan flora. Cranbrook Institute of Science, Bloomfield Hills. |
MI |
Literature |
| 1999. University of Minnesota Herbarium: Vascular plant collection. |
MN |
Literature |
| Ownbey, G.B., and T. Morley. 1991. Vascular plants of Minnesota: A checklist and atlas. University of Minnesota Press, Minneapolis. |
MN |
Literature |
| Weber, W.R., and W.T. Corcoran. 1993. Atlas of Missouri vascular plants. Unpublished. Southwest Missouri State University and the Missouri Native Plant Society. |
MO |
Literature |
| Yatskievych, G., and J. Turner. 1990. Catalogue of the flora of Missouri. Monographs in Systematic Botany from the Missouri Botanical Garden 37. Missouri Botanical Garden, St. Louis. |
MO |
Literature |
| 1990. Castanea. |
MS |
Literature |
| Bryson, C.T., & 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 |
| Lowe, E.N. 1921. Plants of Mississippi. Mississippi State Geological Survey Bulletin No. 17. |
MS |
Literature |
| NCU. Specimen at University of North Carolina, Chapel Hill, North Carolina. |
MS |
Specimen |
| Wieland, R.G. 2004. County observation records of Mississippi Vegetation Survey Project (Samples taken 9-1989 to 11-2003, inclusive of collection records and of field surveys by other authors). Mississippi Museum of Natural Science, Department of Wildlife, Fisheries and Parks, Jackson. |
MS |
Literature |
| Wieland, R.G. 2004. County records of Mississippi collections (#5501-9869, 9/12/89 to 1/23/04) deposited at Mississippi Museum of Natural Science Herbarium (MMNS). Mississippi Museum of Natural Science, Department of Wildlife, Fisheries and Parks, Jackson. |
MS |
Literature |
| Booth, W.E., and J.C. Wright. 1966. Flora of Montana. Montana State University, Bozeman. |
MT |
Literature |
| Dorn, R.D. 1984. Vascular plants of Montana. Mountain West Publishers, Cheyenne. |
MT |
Literature |
| Hitchcock, C.L., and A. Cronquist. 1973. Flora of the Pacific Northwest. University of Washington Press, Seattle. |
MT |
Literature |
| Leonard, S.W. 1971. Additions to the flora of the Carolinas. Journal of the Elisha Mitchell Scientific Society 87: 97-100. |
NC |
Literature |
| Weakley, A.S. 1996. Flora of the Carolinas and Virginia. Unpublished. |
NC |
Literature |
| Radford, A.E., H.A. 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.A. Ahles, and C.R. Bell. 1968. Manual of the vascular flora of the Carolinas. University of North Carolina Press, Chapel Hill. |
NC, SC |
Literature |
| 1999. Tennessee Anthropologist. |
NE |
Literature |
| NCU. Specimen at University of North Carolina, Chapel Hill, North Carolina. |
NH |
Specimen |
| Hough, M.Y. 1978. New Jersey Wild Plants. Harmony Press, Harmony. |
NJ |
Literature |
| Meyer, J. 1990. Chrysler Herbarium Checklist. Manuscript. |
NJ |
Literature |
| Clemants, Steven. Personal communication. |
NJ, NY |
Literature |
| 2000. New Mexico Botanist. |
NM |
Literature |
| 2001. New Mexico Botanist. |
NM |
Literature |
| 2002. New Mexico Botanist. |
NM |
Literature |
| Freyburger, B.W. 30 June 2007. Field observation validated by NPDC staff. |
NM |
Observation |
| Freyburger, B.W. 5 July 2005. Field observation validated by NPDC staff. |
NM |
Observation |
| Martin, W.C., and C.R. Hutchins. 1980. A flora of New Mexico. Strauss & Cramer, Germany. |
NM |
Literature |
| 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 |
| Specimen at Eastern New Mexico University, Portales, 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 |
| Kartesz, J.T. 1988. A flora of Nevada. Ph.D. Dissertation. University of Nevada, Reno. |
NV |
Literature |
| Kartesz, J.T. 2001. Atlas of the Nevada flora. Unpublished. |
NV |
Literature |
| Hitchcock, C.L., A. Cronquist, M. Ownbey, and J.W. Thompson. 1969. Vascular plants of the Pacific Northwest. 5 vols. University of Washington Press, Seattle. |
NV, WA, WI |
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 |
| New York Flora Association. 1990. Preliminary vouchered atlas of New York State flora, ed. 1. New York State Museum Institute, Albany. |
NY |
Literature |
| Hulten, E., and M. Fries. 1986. Atlas of North European vascular plants north of the Tropic of Cancer. 3 vols. Koeltz Scientific Books, Germany. |
NY, PA |
Literature |
| 1925. Rhodora. |
NY, WI |
Literature |
| 1966. Michigan Botanist. |
OH |
Literature |
| 2002. Rhodora. |
OH |
Literature |
| Braun, E.L. 1961. The woody plants of Ohio. Ohio State University Press, Columbus. |
OH |
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, T.S. 1995. The Dicotyledoneae of Ohio. Part 2: Linaceae through Campanulaceae. Ohio State University Press, Columbus. |
OH |
Literature |
| Ohio Natural Heritage Database. |
OH |
Literature |
| Weishaupt, C.G. 1971. Vascular plants of Ohio. Kendall/Hunt Publishing Co., Dubuque. |
OH |
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 |
| 1920. Torreya. |
OR |
Literature |
| 1999. Madroño. |
OR |
Literature |
| Bluhm, Wilbur. Personal communication. |
OR |
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. |
OR |
Literature |
| EOSC. Specimen at Eastern Oregon University, Lagrande, Oregon. |
OR |
Specimen |
| EOSC. Specimen at Eastern Oregon University, Lagrande, Oregon. |
OR |
Specimen |
| Halliday, Glenn. Personal communication. |
OR |
Literature |
| Hrusa, G.F. 1999. Private list on file at UC Davis Herbarium. Unpublished. |
OR |
Literature |
| Oregon Flora Project species list; species noted on herbarium specimens. Unpublished and undated. |
OR |
Literature |
| Peck, M.E. 1961. A manual of the higher plants of Oregon, 2nd ed. Oregon State University Press, Corvallis. |
OR |
Literature |
| SOC. Specimen at Southern Oregon University, Ashland, Oregon. |
OR |
Specimen |
| SOC. Specimen at Southern Oregon University, Ashland, Oregon. |
OR |
Specimen |
| SOC. Specimen at Southern Oregon University, Ashland, Oregon. |
OR |
Specimen |
| Simpson, C., J. Koenig, R. Love, B. Newhouse, N. Otting, S. Sundberg, D. Wagner, and P. Warner. 2002. Vascular plants of Lane County, Oregon. Native Plant Society of Oregon. |
OR |
Literature |
| Specimen at Douglas County Museum, Roseburg, Oregon. |
OR |
Specimen |
| Specimen at Linfield College, McMinnville, Oregon. |
OR |
Specimen |
| Specimen at Linfield College, McMinnville, Oregon. |
OR |
Specimen |
| Specimen at Linfield College, McMinnville, Oregon. |
OR |
Specimen |
| Straw, R. Jackson and Josephine County checklist. Unpublished and undated. |
OR |
Literature |
| Zika, P.F., & E.R. Alverson. 2005. Noteworthy Collections. Oregon. Madroño 52: 273-274. |
OR |
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 |
| Schneider, Harry. 15 July 2004. Field observation validated by NPDC staff. |
PA |
Observation |
| Wherry, E.T., J.M. Fogg, and H.A. Wahl. 1979. Atlas of the flora of Pennsylvania. Morris Arboretum, Philadelphia. |
PA |
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 |
Literature |
| George, G.G. 1992. A synonymized checklist of the plants found growing in Rhode Island. Rhode Island Wild Plant Society. |
RI |
Literature |
| Rhode Island Natural Heritage Program. |
RI |
Literature |
| Hill, S.R., & C.N. Horn. 1997. Additions to the flora of South Carolina. Castanea 62: 194-208. |
SC |
Literature |
| Rayner, D.E., C. Aulbach-Smith., et al. South Carolina plant atlas. |
SC |
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 |
| 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 |
| 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 |
| Texas A&M Bioinformatics Working Group. Texas A&M Bioinformatics Working Group Internet site. |
TX |
Literature |
| Shultz, Leila M. Personal communication. |
UT |
Literature |
| Welsh, S.L., N.D. Atwood, L.C. Higgins, and S. Goodrich. 1987. A Utah flora. Great Basin Naturalist Memoirs No. 9. Brigham Young University Press, Provo. |
UT |
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 |
| Virginia Natural Heritage Program. Rare, threatened and endangered plant species of Virginia. |
VA |
Literature |
| Atwood, J.T., et al. 1973. Check list of Vermont plants. Vermont Botanical and Bird Club. |
VT |
Literature |
| 1991. Douglasia. |
WA |
Literature |
| 2000. Madroño. |
WA |
Literature |
| Creso, I. 1984. Vascular plants of western Washington. Johnson Cox Printers, Tacoma. |
WA |
Literature |
| Gammon, John. Personal communication. |
WA |
Literature |
| St. John, H. 1963. Flora of southeastern Washington and adjacent Idaho, 3rd ed. Outdoor Pictures, Escondido. |
WA |
Literature |
| WS. Specimen at Washington State University, Pullman, Washington. |
WA |
Specimen |
| WS. Specimen at Washington State University, Pullman, Washington. |
WA |
Specimen |
| WS. Specimen at Washington State University, Pullman, Washington. |
WA |
Specimen |
| WS. Specimen at Washington State University, Pullman, Washington. |
WA |
Specimen |
| WS. Specimen at Washington State University, Pullman, Washington. |
WA |
Specimen |
| WS. Specimen at Washington State University, Pullman, Washington. |
WA |
Specimen |
| WS. Specimen at Washington State University, Pullman, Washington. |
WA |
Specimen |
| WTU. Specimen at University of Washington, Seattle, Washington. |
WA |
Specimen |
| WTU. Specimen at University of Washington, Seattle, Washington. |
WA |
Specimen |
| WTU. Specimen at University of Washington, Seattle, Washington. |
WA |
Specimen |
| Wiberg, C., and S. Greene. 1985. Blackwater Island Research Natural Area. Federal Research Natural Areas in Oregon and Washington: A Guidebook for Scientists and Educators, Supplement No. 11. |
WA |
Literature |
| Zika, P.F., & A.L. Jacobson. 2005. Noteworthy Collections. Washington. Madroño 52: 209-212. |
WA |
Literature |
| 1984. Michigan Botanist. |
WI |
Literature |
| Reed, R. 1987. Wisconsin vascular plants. Unpublished. |
WI |
Literature |
| Wisconsin vascular plants. Wisconsin State Herbarium: University of Wisconsin - Madison. |
WI |
Literature |
| Strausbaugh, P.D., and E.L. Core. 1977. Flora of West Virginia, 2nd ed., 4 vols. West Virginia Bulletin, Morgantown. |
WV |
Literature |
| Thieret, John W. Personal communication. |
WV |
Literature |
| West Virginia county level data. |
WV |
Literature |
| Dorn, R.D. 1977. Manual of the vascular plants of Wyoming. 2 vols. Garland Publishing, Inc., New York. |
WY |
Literature |
| Fertig, Walter. Personal communication. |
WY |
Literature |
| Hartman, R. 1992. Wyoming phytogeography. Unpublished. |
WY |
Literature |
| Hartman, R. Atlas of the vascular flora of Wyoming. Unpublished and undated. |
WY |
Literature |