Publications

Sheviak, C.J., 1979. Opuntia fragilis (Cactaceae) Verified in Illinois Flora. Brittonia 31, 478-479. doi:10.2307/2806001

Sheviak, C.J., Catling, P.M., 1980. The Identity and Status of Spiranthes ochroleuca (Rydberg) Rydberg. Rhodora 82, 525-562.

Sheviak, C.J., Bye, Jr., R.A., 1980. Spiranthes dendroneura (Orchidaceae), A New Species from Chihuahua. Brittonia 32, 368-371. doi:10.2307/2806735

Sheviak, C.J., 1981. Endangered and Threatened Plants, Endangered and Threatened Species of Illinois. Springfield, Illinois.

Sheviak, C.J., 1982. Biosystematic Study of the Spiranthes cernua Complex, New York State Museum Bulletin. The University of the State of New York, Albany, New York.

Sheviak, C.J., 1982. Spiranthes. National List of Scientific Plant Names, USDA SCS-TP 159, vol. 1: 85-86; vol. 2: 214-215.

Sheviak, C.J., 1983. United States Terrestrial Orchids: Patterns and Problems, in: Plaxton, E.H. (Ed.), Proceedings Of The North American Terrestrial Orchid Symposium, Mid-America Orchid Congress. Michigan Orchid Society.

Sheviak, C.J., 1984. Spiranthes diluvialis (Orchidaceae), A New Species from the Western United States. Brittonia 36, 8-14. doi:10.2307/2806283

Sheviak, C.J., 1985. Spiranthes diluvialis: Clear Creek's New Orchid. The Green Thumb 42, 14-17.

Sheviak, C.J., Bowles, M.L., 1986. The Prairie Fringed Orchids: A Pollinator-isolated Species Pair. Rhodora 88, 267-290.

Sheviak, C.J., 1987. On the Occurrence of Platanthera leucophaea in Louisiana and Arkansas. Rhodora 89, 347-350.

Sheviak, C.J., 1989. A New Spiranthes (Orchidaceae) from Ash Meadows, Nevada. Rhodora 91, 225-234.

Sheviak, C.J., 1990. Biological Considerations in the Management of Temperate Terrestrial Orchid Populations, in: Mitchell, R.S., Sheviak, C.J. (Eds.), Ecosystem Management: Rare Species And Significant Habitats. The University of the State of New York, Albany, New York, pp. 194-196.

Sheviak, C.J., 1990. A New Form of Cypripedium montanum Dougl. ex Lindl. Rhodora 92, 47-49.

Sheviak, C.J., 1990. A New Spiranthes (Orchidaceae) from the Cienegas of Southernmost Arizona. Rhodora 213-231.

Sheviak, C.J., 1991. Morphological Variation in the Compilospecies Spiranthes cernua (L.) L.C. Rich.: Ecologically-limited Effects of Gene Flow. Lindleyana 6, 228-234.

Sheviak, C.J., 1992. Natural Hybridization Between Cypripedium montanum and Its Yellow-lipped Relatives. American Orchid Society Bulletin 61, 546-559 + covers 1&4.

Sheviak, C.J., 1994. Cypripedium parviflorum Salisb. I: The Small-flowered Varieties. American Orchid Society Bulletin 63, 664-669.

Sheviak, C.J., 1995. Cypripedium in North America. Wild Orchid Journal [Japan] 12, 22-31.

Sheviak, C.J., 1995. Cypripedium parviflorum Salisb. II: The Larger-flowered Plants and Patterns of Variation. American Orchid Society Bulletin 64, 606-12.