Bibiography:  Author Listing
Author group 'C'


Cabrera, A. L. 1949. Sinopsis del Género Soliva (Compositae) Notas Mus. La Plata (Bot.) 14(70):123-139

Cabrera, A. L. 1977. Mutsieae-systematic review. In. V. H. Heywood, J. B. Harborne, and B. L. Turner (eds.). The Biology and Chemistry of the Compositae. 2:1039-1066.

Cabrera, A.L. 1965. Solanaceae. In: A.L. Cabrera, ed;Flora de la Provincia de Buenos Aires, Parte V, Ericáceas a Caliceráceas Coleccion Cientifica del Instituto Nacional de Tecnologia Agropecuaria, Buenos Aires, Argentina.

Cabrera, O; Roossinck, MJ; Scholthof, KBG 2000. Genetic diversity of Panicum mosaic virus satellite RNAs in St. Augustinegrass Phytopathology, 90 (9) pp. 977-980, 2000

Camp, W.H. 1945. The North American blueberries with notes on other groups of Vacciniaceae Brittonia 5:203-275.

Campbell, C. S. 1983. Systematics of the Andropogon virginicus complex (Gramineae). Journal of the Arnold Arboretum 64:171-254.

Campbell, C.S. 1985. The subfamilies and tribes of Gramineae (Poaceae) in the southeastern United States J. Arnold Arbor. 66:123-199.

Campbell, C.S. 1986. Phylogenetic reconstructions and two new varieties in the Andropogon virginicus complex (Poaceae: Andropogoneae) Syst. Bot. 11:280-292.

Campbell, C.S., C.W. Greene, and T.A. Dickinson. 1991. Reproductive biology in subfam. Maloideae (Rosaceae) Syst. Bot. 16:333-349.

Campbell, G.R. 1952. The genus Mysosurus L. (Ranunculaceae) in North America Aliso 2:389-403.

Canne, J. M. 1969. A revision of the genus Galinsoga (Compositae: Helenieae). University of Kansas Science Bulletin 48:225-267.

Canne, J.M. 1979 [1980]. A light and scanning electron microscope study of seed morphology in Agalinis (Scrophulariaceae) and its taxonomic significance Syst. Bot. 4:281-296.

Canne, J.M. 1980. Seed surface features in Auerolaria, Brachystigma, Tomanthera, and certain South American Agalinis (Scrophulariaceae) Syst. Bot. 5:241-252.

Canne, J.M. 1981. Chromosome counts in Agalinis and related taxa (Scrophulariaceae) Canad. J. Bot. 59:1111-1116.

Canne-Hilliker, J. M. and M. L. Dubrule 1993. A new species of Agalinis (Scrophulariaceae) from Grimes County, Texas. Sida 15(3):425-440.

Cantino, P. D. 1982. A monograph of the genus Physostegia (Labiatae). Contribution of the Asa Gray Herbarium of Harvard University 211:1-105.

Cantino, P.D. 1992. Evidence for a polyphyletic origin of the Labiatae Ann. Missouri Bot. Gard. 79:361-379.

Cantino, P.D. 1998. Binomials, hyphenated uninomials, and phylogenetic nomenclature Taxon 47:425-429.

Cantino, P.D. and R.W. Sanders. 1986. Subfamilial classification of Labiatae Syst. Bot. 11:163-185.

Caporael, L.R. 1976. Ergotism: The satan loosed in Salem Science 192:21-26.

Carleton, M. A. 1892. Observations of the native plants of Oklahoma Territory and adjacent districts. Contributions from the United States National Herbarium. Smithonsian Instituion 1(6):220-232.

Carlquist, S. 1976. Tribal interrelationships and phylogeny of the Asteraceae. Aliso 8:465-492.

Carlson, T. J. and W. H. Wagner, Jr. 1982. The North American distribution of the genus Dryopteris. Contributions from the University of Michigan Herbarium 15:141-162.

Carmen, J.G. and D.D. Briske. 1985. Morphologic and allozymic variation between long-term grazed and non-grazed populations of the bunchgrass Schizachyrium scoparium var. frequens Oecologia 66:332-337.

Carolin, R.C. 1993. Portulacaceae. IN: K. Kubitzki, J.C. Rohwer, and V. Bittrich, eds The families and genera of vascular plants, Vol. II Pp. 544-555, Springer-Verlag, Berlin.

Carr, B. 1988. Cyperus difformis L. (Cyperaceae) new to Texas. Sida 13:25-26.

Carr, B. and D. Hernández. 1993. Polygonum caespitosum var. longisetum (Polygonaceae) new to Texas. Sida 15(4):656.

Carr, B. and P. McNeal. 1992. Manihot subspicata (Euphorbiaceae) new to Texas. Sida 15(2):347.

Carr, B., N. Damude, M. Lindsay. 1993. Endangered, Threatened and Watch Lists of Texas Plants. 3rd revision. (eds.)Publication No. 9. Texas Organization for Endangered Species, Austin.

Carr, B.L., D.P. Gregory, P.H. Raven, and W. Tai. 1986. Experimental hybridization and chromosomal diversity within Gaura sect. Gaura (Onagraceae) Syst. Bot. 11:98-111.

Carr, B.L., D.P. Gregory, P.H. Raven, and W. Tai. 1988. Experimental hybridization, chromosomal diversity, and phylogeny within Gaura sect. Pterogaura (Onagraceae) Syst. Bot. 13:324-335.

Carr, B.L., J.V. Crisci, and P.C. Hoch. 1990. A cladistic analysis of the genus Gaura (Onagraceae) Syst. Bot. 15:454-461.

Carr, W. 1988. Cyperus difformis L. (Cyperaceae) new to Texas Sida 13:255-256.

Carr, W. 1989. Preliminary checklist of vascular plants, Meridian State Recreation Area, Bosque County, Texas Unpublished September 1989 draft, copy in the library of the Botanical Research Institute of Texas.

Carr, W. 1994. Preliminary checklist of vascular plants, Camp Maxey, Lamar County, Texas Unpublished October 1994 draft, copy in the library of the Botanical Research Institute of Texas.

Carr, W. 1995. Preliminary checklist of vascular plants, Camp Bowie training site, Brown County, Texas Unpublished June 1995 draft, copy in the library of the Botanical Research Institute of Texas.

Carr, W. R. and M. H. Mayfield. 1993. Chamaesyce velleriflora (Euphorbiaceae) new to Texas. Sida 15(3):550-551.

Carter, J. R. 1984. A systematic study of the New World species of section Umbellati of Cyperus. Ph.D. Disseration. Vanderbilt University, Nashville, TN.

Carter, J.R. and R. Kral. 1990. Cyerus echinatus and Cyperus croceus, the correct names for North American Cyperus ovularis and Cyperus globulosus (Cyperaceae) Taxon 39:322-327.

Carter, J.R. and S.D. Jones. 1997. Notes on the Cyperus retroflexus complex (Cyperaceae) with three nomenclatural proposals Rhodora 99:319-334.

Carter, R. 1990. Cyperus entrerianus (Cyperaceae), an overlooked species in temperate North America. Sida 14(1):69-77.

Carter, R. and R. Kral. 1990. Cyperus echinatus and Cyperus croceus, the correct names for North American Cyperus ovularis and Cyperus globulosus (Cyperaceae). Taxon 39(2):322-327.

Carter, R. and S. D. Jones. 1997. Notes on the Cyperus retroflexus complex (Cyperaceae) with three nomenclatural proposals. Rhodora: 99(900): 319-334.

Carter, R., D. K. Alexander, and C. T. Bryson. 1999. The taxonomy of Cyperus virens and Cyperus drummondiiD200 (Cyperaceae) in the southeastern United States. Sida 18(4):1049-1063.

Carulli, J. P., A. O. Tucker, and N. H. Dill. 1988. Aeschynomene rudis Benth. (Fabaceae) in the United States. Bartonia 54:18-20.

Casado, C.M. 1995. Allelopathic effects of Lantana camara (Verbenaceae) on morning glory (Ipomoea tricolor) Rhodora 97:264-274.

Casteel, S.W. and E.M. Bailey. 1992. Developmental toxicity of an isolate from Solanum dimidiatum (potato weed) in Syrian golden hamsters. In: L.F. James, R.F. Keeler, E.M. Bailey, Jr., P.R. Cheeke, and M.P. Hegarty, eds Poisonous plants: Proceedings of the third international symposium Pp. 579-583, Iowa State Univ. Press, Ames.

Castetter, E.F., P. Pierce, and K.H. Schwerin. 1975. A reassessment of the genus Escobaria Cac. Succ. J. (Los Angeles) 47:60-70.

Catling, P. M. and K. B. Gregg. 1992. Systematics of the genus Cleistes in North America. Lindleyana 7(2):57-73.

Catling, P. M. and K. C. McIntosh. 1979. Rediscovery of Spiranthes parksii Correll. Sida 8:188-193.

Catling, P. M. and V. S. Engel. 1993. Systematics and distribution of Hexalectris spicata var. arizonica (Orchidaceae). Lindleyana 8(3):119-125.

Catling, P.M and W. Wojtas. 1986. The waterweeds (Elodea and Egeria, Hydrocharitaceae) in Canada Canad. J. Bot. 64:1525-1541.

Catling, P.M. 1981. Taxonomy of autumn flowering Spiranthes species of southern Nova Scotia Canad. J. Bot. 59:1253-1270.

Catling, P.M. 1982. Breeding systems of northeastern North American Spiranthes (Orchidaceae) Canad. J. Bot. 60:3017-3039.

Catling, P.M. 1983a. Pollination of northeastern North American Spiranthes (Orchidaceae) Canad. J. Bot. 61:1080-1093.

Catling, P.M. 1983b. Morphometrics and ecological isolation in sympatric Spiranthes (Orchidaceae) in southwestern Ontario Canad. J. Bot. 61:2747-2759.

Catling, P.M. and I. Dobson. 1985. The biology of Canadian weeds. 69. Potamogeton crispus L Canad. J. Plant Sci. 65:655-668.

Caut, B.S. and J.F. Doebley. 1997. DNA sequence evidence for the segmental allotetraploid origin of maize Proc. Natl. Acad. Sci. U.S.A. 94:6809-6814.

Celarier, R. P. and J. R. Harlan. 1958. The cytogeography of the Bothriochloa ischaemum complex. Gramineae. I. Taxonomy and Geographic Distribution. Journal of the Linnean Society.Botany.London.55(363):755-760.

Celarier, R.P. 1958. Cytotaxonomic notes of the subsection Halepensia of the genus Sorghum Bull. Torrey Bot. Club 85:49-62.

Center for Plant Conservation. 1995. 1995 Plant Conservation Directory. Published by Center for Plant Conservation, Missouri Botanical Garden, St. Luis, MO.

Chadwell, T.B., S.J. Wagstaff, and P.D. Cantino. 1992. Pollen morphology of Phryma and some putative relatives Syst. Bot. 17:210-219.

Chambers, K. L. 1973. The genera of Lactuceae (Compositae) in the southeastern United States, B. S. Vuilleumier (ed.). Journal of the Arnold Arboretum 54:52.

Chambers, W.T. 1948. Geographic regions of Texas Texas Geogr. Mag. 12:7-15.

Chambless, L. F. 1972. The woody vegetation of the Angelina River bottom in Nacogdoches County, Texas. Master's Thesis. Stephen F. Austin State University, Nacogdoches, TX.

Chandler, J.M., C.-C. Jan, and B.H. Beard. 1986. Chromosomal differentiation among the annual Helianthus species Syst. Bot. 11:354-371.

Channel, R. B. and C. E. Wood, Jr. 1987. The Buxaceae in the southeastern United States. Journal of the Arnold Arboretum 68(2):241-257.

Channell, R.B. 1957. A revisional study of the genus Marshallia (Compositae) Contr. Gray Herb. 181:41-132.

Channell, R.B. and C.E. Wood, Jr. 1959. The genera of Primulales of the southeastern United States J. Arnold Arbor. 40:268-288.

Chapman, A.W. 1860. Flora of the southern United States Ivison, Phinney and Co., New York.

Chapman, G. C. and S. B. Jones. 1978. Biosystematics of the Texanae Vernonias (Vernonieae: Compositae). Sida 7:264-281.

Charrier, A. 1984. Genetic resources of the genus Abelmoschus Med. (Okra) International board for plant genetic resources, Rome.

Chase, A. 1921. The North Amerian species of Pennisetum. Contributions from the United States National Herbarium. Smithsonian Institution 22(4):209-234.

Chase, A. 1929. The North American species of Paspalum. Contributions from the United States National Herbarium. Smithsonian Institution 29(1):1-310.

Chase, A. 1938. The carpet grasses J. Wash. Acad. Sci. 28:178-182.

Chase, A. 1951. Manual of the grasses of the United States. 2nd ed. United States Department of Agriculture, Miscellaneous Publication No. 200. United States Government Printing Office, Washington, D.C.

Chase, M.W. et al. (multiple authors). 1993. Phylogenetics of seed plants: an analysis of nucleotide sequences from the plastid gene rbcL Ann. Missouri Bot. Gard. 80:528-580.

Chater, A.O. 1964. Consolida. In: T.G. Tutin, V.H. Heywood, N.A. Burges, D.H. Valentine, S.M. Walters, and D.A. Webb, eds 1964, Flora Europaea 1:216-217, Cambridge Univ. Press, Cambridge, England, U.K.

Chaudhri, M. N. 1968. A revision of the Paronychiinae. # 285. Mededelingen van het Botanisch Museum en Herbarium Van Rijksuniversiteit te Utrecht.

Cheatham, S. and M.C. Johnston. 1995. The useful wild plants of Texas, the southeastern and southwestern United States, the southern Plains, and northern Mexico Vol. 1, Abronia-Arundo, Useful Wild Plants, Inc., Austin, TX.

Cheng-Yih, W. and K. Kubitzki. 1993. Saururaceae. In: K. Kubitzki, J.C. Rohwer, and V. Bittrich, eds The families and genera of vascular plants, Vol. II Pp. 586-588, Springer-Verlag, Berlin.

Chiang, C. F. 1981. A taxonomic study of the North American species of Lycium (Solanaceae). Ph.D. Disseration. University of Texas, Austin.

Chrispeels, M.J. and D. Sadava. 1977. Plants, food, and people W.H. Freeman and Co., San Francisco, CA.

Christensen, C. 1930. The genus Cyrtomium. American Fern Journal 20:41-52.

Church, G.L. 1967. Taxonomic and genetic relationships of eastern North American species of Elymus with setaceous glumes Rhodora 69:121-162.

Churchill, S.P. 1986a. Juncaceae. In: Great Plains Flora Association Flora of the Great Plains Pp. 1049-1059, Univ. Press of Kansas, Lawrence.

Churchill, S.P. 1986b. Liliaceae. In: Great Plains Flora Association Flora of the Great Plains Pp. 1241-1258, Univ. Press of Kansas, Lawrence.

Churchill, S.P. 1986c. Agavaceae. In: Great Plains Flora Association Flora of the Great Plains Pp. 1263-1265, Univ. Press of Kansas, Lawrence.

Clare, M. M. 1907. A flora of Bexar County, Texas. Ph.D. Disseration. The Catholic University of America, Washington, D.C.

Clark, C. 1975. Ecogeographic races of Lesquerella engelmannii (Cruciferae); distribution, chromosome numbers, and taxonomy. Brittonia 27:263-278.

Clark, C. 1978. Systematic studies of Eschscholzia (Papaveraceae). I. The origin and affinities of E. mexicana. Systematic Botany 3:374-385.

Clark, C. 1993. Papaveraceae. In: J.C. Hickman, ed;The Jepson manual: Higher plants of California Pp. 810-816 Univ. of California Press, Berkeley.

Clark, C. 1997. Eschscholzia. In: Flora of North America Editorial Committee, eds, Fl. North Amer. 3:308-312 Oxford Univ. Press, New York and Oxford.

Clark, C. and J.A. Jernstedt. 1978. Systematic studies of Eschscholzia (Papaveraceae) II, Seed coat microsculpturing, Syst. Bot. 3:386-402.

Clark, H. L. and J.W. Thieret. 1968. The duckweeds of Minnesota Michigan Bot. 7:67-76.

Clark, L.G. 1990. A new combination in Chasmanthium (Poaceae) Ann. Missouri Bot. Gard. 77:601.

Clark, L.G., W. Zhang, and J. Wendel. 1995. A phylogeny of the grass family (Poaceae) based on ndhF sequence data Syst. Bot. 20:436-460.

Clark, R. B. 1942. A revision of the genus Bumelia in the United States. Annals of the Missouri Botanical Garden 29:155-182.

Clark, W.D., B.S. Gaut, M.R. Duvall, and M.T. Clegg. 1993. Phylogenetic relationships of the Bromeliiflorae--Commeliniflorae--Zingiberiflorae complex of monocots based on rbcL sequence comparisons Ann. Missouri Bot. Gard. 80:987-998.

Clarke, H.D., D.S. Seigler, and J.E. Ebinger. 1989. Acacia farnesiana (Fabaceae: Mimosoideae) and related species from Mexico, the southwestern U.S., and the Caribbean Syst. Bot. 14:549-564.

Clausen, J. 1949. Evolutionary patterns in the genus Crepis Evolution 3:185-188.

Clausen, R. T. 1938. A monograph of the Ophioglossaceae. Memoirs of the Torrey Botanical Club 19(2):1-177.

Clausen, R. T. 1946. Selaginella subgenus Euselaginella, in the southeastern United States. American Fern Journal 36:65-82.

Clausen, R. T. 1975. Sedum of North America, north of the Mexican Plateau. Cornell University Press, Ithaca, NY.

Clausen, R.T. 1936. Studies in the genus Najas in the northern United States Rhodora 38:333-345.

Clayton, W. D. 1965. The Sporobolus indicus complex. Kew Bulletin 19:287-293.

Clayton, W. D. 1969. A revision of the genus Hyparrhenia. Kew Bulletin 2:1-196.

Clayton, W. D. 1970. Studies in the Gramineae. XXI. Coelorachis and Rhytachne: a study in numerical taxonomy. Kew Bulletin 24(2):309-314.

Clayton, W. D. 1974. Cynodon. In W. D. Clayton, S. M. Philips, and S. A. Renoize (eds.). Flora of Tropical East Africa. Part 2: Gramineae. Pp. 316-321. Crown Agents for Oversea Goverments and Administrations, London, U. K.

Clayton, W. D. 1980. Proposal to conserve or Reject: (533) Proposal to conserve Rottboellia L. f. 1781 against Rottboellia L. f. 1779. Taxon 29:691-692.

Clayton, W. D. 1981. Notes on the tribe Andropogoneae (Gramineae). Kew Bulletin 35(4):813-818.

Clayton, W. D. and J. R. Harlan. 1970. The genus Cynodon L. C. Rich. in Tropical Africa. Kew Bulletin 24:185-189.

Clayton, W. D. and S. A. Renvoize. 1986. Genera Graminium: Grasses of the World. Kew Bulletin, additional series XIII. Her Majesty's Stationary Office, London, U. K.

Clayton, W.D. 1968. The correct name of the common reed Taxon 17:168-169.

Clayton, W.D. and S.A. Renvoize. 1982. Gramineae (Part 3). In: R.M. Polhill, ed;Flora of tropical East Africa A.A. Balkema on behalf of the East African Governments, Rotterdam, Netherlands.

Clement, I.D. 1957. Studies in Sida (Malvaceae) Contr. Gray Herb, 180:3-91.

Clements, S. E. 1992. Chenopodiaceae and Amaranthaceae of New York State. New York State Museum, Bulletin No. 485.

Clewell, A. F. 1966. Native North American species of Lespedeza (Leguminosae). Rhodora 68:359-405.

Clewell, A. F. 1985. Guide to the Vascular Plants of the Florida Panhandle. University Press of Florida, Tallahassee, FL.

Clewell, A. F. and J. W. Wooten. 1971. A revision of Ageratina (Compositae). Brittonia 23:123-143.

Clewell, A.F. 1968. Some comments on American Lespedezas (Leguminosae) Sida 3:206-208.

Clonts, J.A. and S. McDaniel. 1978. Elephantopus N. Amer. Fl. II. 10:196-202.

Clover, E. 1937. Vegetational survey of the lower Rio Grande Valley, Texas. Madroño 4:41-72.

Cody, W.J. 1954. A history of Tillaea aquatica (Crassulaceae) in Canada and Alaska Rhodora 56:96-101.

Coffee, J. V and S. B. Jones, Jr. 1980. Biosystematics of Lysimachia section Seleucia (Primulaceae). Brittonia 32:309-322.

Coffey, C. R. 1986. A floristic study of the La Copita Research Area in Jim Wells County, Texas. Master's Thesis. Texas A&M University, College Station.

Coffey, C. R. and J. Valdés-R. 1986. Monerma cylindrica (Poaceae: Monermeae) new to Texas. Sida 11:352-353.

Coffey, V. J. and S. B. Jones, Jr. 1980. Biosystematics of Lysimachia section Seleucia (Primulaceae). Brittonia 32:309-322.

Coker, W.C. 1944. The woody smilaxes of the United States J. Elisha Mitchell Sci. Soc. 60:27-69.

Coleman, J.R. 1966. A taxonomic revision of section Ximenesia of the genus Verbesina (Compositae) Amer. Midl. Naturalist 76:475-481.

Coleman, J.R. 1968. Verbesina, a cytotaxonimic study Rhodora 70:95-102.

Coleman, J.R. 1977. A summary of experimental hybridization in Verbesina (Compositae) Rhodora 79:17-31.

Collins, O.B., F.E. Smeins, and D.H. Riskind. 1975. Plant communities of the Blackland Prairie of Texas. In: M.K. Wali, ed;Prairie: A multiple view The Univ. of North Dakota Press, Grand Forks.

Collins, S. L. and W. H. Blackwell. 1979. Bassia (Chenopodiaceae) in North America. Sida 8:57-64.

Collins, S.L. and D.J. Gibson. 1990. Effects of fire on community structure in tallgrass and mixed-grass prairie. In: S.L. Collins and L.L. Wallace, eds Fire in North American tallgrass prairies Pp. 81-98, Univ. of Oklahoma Press, Norman.

Collins, T. 1973. Revision of Orobanche (Orobanchaceae). Ph.D. Dissertation. University of Wisconsin at Milwaukee.

Columbus, J. T. 1999. An expanded circumscription of Bouteloua (Gramineae: Chloridoideae): new combinations and names. Aliso 18(1): 61-65.

Comeaux, B. L. 1986. Overview of the native grapes of Texas. Proceedings of the Texas Grape Growers Association 10:15.

Conert, H. J. and A. M. Turpe. 1974. Revision der Gattung Schismus (Poaceae: Arundinoideae: Danthonieae). Abhandlungen her von der Senckenbergischen Naturforschenden Gesellschaft 532:1-81.

Conrad, H.S. 1905. The waterlilies: A monograph of the genus Nymphaea Publ. Carnegie Inst. Wash. 4:1-279.

Conrad, J. 1992. A brief history of the bois d'arc tree Commerce Bois d'Arc Bash, Commerce, TX.

Conrad, J. H. 1978. Texas Wildflower Bibliography. 2nd ed. James G. Gee Library, East Texas State University, Commerce.

Constance, C. 1949. A revision of Phacelia subgenus Cosmanthus. Contributions of the Asa Gray Herbarium of Harvard University. CLXVIII:1-48.

Constance, L. 1939. The genera of the tribe Hydrophylleae of the Hydrophyllaceae Madroño 5:28-33.

Constance, L. 1940. The genus Ellisia Rhodora 42:34-39.

Constance, L. 1941. The genus Nemophila Nuttall Univ. Calif. Publ. Bot. 19:341-398.

Constance, L. 1949. A revision of Phacelia subgenus Cosmanthus (Hydrophyllaceae) Contr. Gray Herb. 168:1-48.

Constance, L. 1950. Some interspecific relationships in Phacelia subgenus Cosmanthus Proc. Amer. Acad. Arts 78:135-147.

Constance, L. 1993. Apiaceae. In: J.C. Hickman, ed;The Jepson manual: Higher plants of California Pp. 136-166 Univ. of California Press, Berkeley.

Constance, L. and R.H. Shan. 1948. The genus Osmorhiza (Umbelliferae): A study in geographic affinities Univ. Calif. Publ. Bot. 23:111-156.

Conti, E., A. Fischbach, and K.J. Sytsma. 1993. Tribal relationships in Onagraceae: Implications from rbcL sequence data Ann. Missouri Bot. Gard. 80:672-685.

Contreras, J., D.F. Austin, F. De La Puente, and J. Diaz. 1995. Biodiversity of sweetpotato (Ipomoea batatas, Convolvulaceae) in southern Mexico Econ. Bot. 49:286-296.

Cook, C. D. K. and K. Urmi-König. 1984. A revision of the genus Egeria (Hydrocharitaceae). Aquatic Botany 19(1/2):73-96.

Cook, C. D. K. and R. Lüönd. 1982. A revision of the genus Hydrilla (Hydrocharitaceae). Aquatic Botany 13(4):485-504.

Coombes, A.J. 1985. Dictionary of plant names Timber Press, Portland, OR.

Cooperrider, T. S. 1976. Notes on Ohio Scrophulariaceae. Castanea 41:223-226.

Corbet, S.A., H. Chapman, and N. Saville. 1988. Vibratory pollen collection and flower form: bumble-bees on Actinidia, Symphytum, Borago, and Polygonatum Functional Ecology 2:147-155.

Corcoran, Sister M.L. 1941. A revision of the subgenus Pycreus in North and South America Catholic Univ. Amer., Biol. Ser. 37:1-68.

Core, E. L. 1936. The American species of Scleria. Brittonia 2:1-105.

Core, E. L. 1941. The North American species of Paronychia. Am. Midd. Nat. 26:369-397.

Core, E.L. 1966. Cyperaceae: Scleria. In: C.L. Lundell, ed;Flora of Texas 1:383-391 Texas Research Foundation, Renner.

Core, E.L. 1967. Ethnobotany of the southern Appalachian aborigines Econ. Bot. 21:199-214.

Correll, D. S. 1938. Cypripedium calceolus var. pubescens. Harvard University Botanical Museum Leaflets 7: 1-18.

Correll, D. S. 1944. Orchidaceae. Flora of Texas, Vol. III, part III. Texas Research Foundation. Renner, TX.

Correll, D. S. 1947. Additions to the orchids of Texas. Wrightia 1(3): 166-182.

Correll, D. S. 1949. A preliminary survey of the distribution of Texas Pteriodphyta. Wrightia 1(5):247-278.

Correll, D. S. 1950. Native Orchids of North America North of México. Chronica Botanica Co., Waltham, MA.

Correll, D. S. 1956. Ferns and Fern Allies of Texas. Texas Research Foundation, Renner, TX.

Correll, D. S. 1961b. Salicaceae: Populus. Flora of Texas, Vol. 3, part VI. Texas Research Foundation, Renner, TX.

Correll, D. S. 1965. Some additions and corrections to the flora of Texas. Wrightia 3(7):126-140.

Correll, D. S. 1966a. Two new plants in Texas. Wrightia 3(8):188-191.

Correll, D. S. 1966b. Some additions and corrections to the flora of Texas. II. Brittonia 18(4):306-310.

Correll, D. S. 1966c. Some additions and corrections to the flora of Texas. III. Rhodora 68(776):420-428.

Correll, D. S. 1968. Some additions and corrections to the flora of Texas. Wrightia 6:74-78.

Correll, D. S. 1972. Manual of the vascular plants of Texas: I. Additions and corrections. American Midland Naturalist 88:490-496.

Correll, D. S. and H. B. Correll. 1975. Aquatic and Wetland Plants of Southwestern United States. Stanford University Press, Stanford, CA.

Correll, D. S. and M. C. Johnston. 1970. Manual of the Vascular Plants of Texas. Texas Research Foundation, Renner, TX.

Correll, D.S. 1937. The orchids of North Carolina J. Elisha Mitchell Sci. Soc. 53:139-173.

Correll, D.S. 1961a. Orchidaceae. In: C.L. Lundell, ed;Flora of Texas 3:151-196 Texas Research Foundation, Renner.

Correll, D.S. 1971. Lloyd Herbert Shinners--A portrait Brittonia 23:101-104.

Correll, D.S. and H.B. Correll. 1972. Aquatic and wetland plants of southwestern United States U.S. Environmental Protection Agency, U.S. Government Printing Office, Washington, D.C.

Correll, D.S. and M.C. Johnston. 1972. Manual of the vascular plants of Texas: I. Additions and corrections Amer. Midl. Naturalist 88:490-496.

Cory, V. L. 1931. A new Selenia from the Edwards Plateau of Texas. Rhodora 33:142-144.

Cory, V. L. 1937. Some new plants from Texas. Rhodora 39(466):417-423.

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