64 . MICHIGAN ACADEMY OF SCIENCE. 



ORCHIDACE^ Lindl. Orchis Family. 



CYPRIPEDIUM L. 



*707. C. acaule Ait. Stemless Ladies' Slipper. Dry woods and sphagnous swamps. 

 Frequent. Th. 



708. C. arietinum R. Brown. Ram's-head Ladies' Slipper. Isle Royale, Dr. A. B. 

 Lyons; tamarack swamp one-half mile east^ of Whitmore Lake, W. H. Lewis; Mt. 

 Pleasant, C. A. Davis. Rare. 



709. C. candidum Willd. Small WTiite Ladies' Slipper. Tamarack swamps. Ann 

 Arbor, Winch. Cat.; Kalamazoo; Macomb Co.; Flint; Hubbardston; Howell Junction, 

 C. F. Wheeler; Keweenaw Co., 0. A. Farwell. Rare. 



*710. C. hirsutum Mill. Large Yellow Ladies' Slipper. C. pubescens Willd. Woods, 

 in moist or dry ground. Frequent. 



*711. C. parviflorum Salib. . Smaller Yellow Ladies' Slipper. Very wet swamps. 

 Frequent. Th. 



• *712. C. reginae Walt. Showy La,dies' Slipper. C. spcctabile Salisb. Swamps. 

 Ann Arbor, Winch. Cat.; Kalamazoo, Tuthill; Macomb Co.; Flint; Hubbardston; 

 Keweenaw Co.; Alma, C. A. Davis. Frequent. Th. 



ORCHIS L. 



713. 0. rotundifolia Pursh. Small Round-leaved Oichis. Frankfort, E. J. Parker; 

 Maxquette, T. H. Danger; Lake Fumee, E. J. Hill. 



GALEORCHIS Rydb. Orchis L., in part. 



*7I4. G. spectabilis (L.) Rydb. Showy Orchis. OrcMs spectahilis L. Rich woods. 

 Scarce. C. & S. 



PERULARIA Lindl. Habenaria Willd., in part. 



71.5. P. flava (L.) 0. A. Farwell. Tubercled Orchis. Habenaria flava (L.) A. Gray. 

 Macomb Co.; Ann Arbor, Winch. Cat.; S. W. Wright Cat.; Cheboygan Co., B. & K.; 

 Bay Co., G. M. Bradford; Alma, C. A. Davis. Infrequent. Th. 



COELOGLOSSUM Hartman. Habenaria Willd., in part. 



*716. C. bracteatum (Willd.) Pari. Long-bracted Orchis. Habenaria bracteata 

 (Willd.) R. Br. Ann Arbor and Emmet Co., Winch. Cat.; Macomb Co.; Kalamazoo; 

 Hubbardston; Flint; Alma, and northward. Th. 



GYMNANDENIOPSIS Rydb. Habenaria Willd., in part. 



717. G. clavellata (Michx.) Rydb. Small Green Wood Orchis. Habenaria clavellata 

 (Michx.) Spreng. Lenawee Co., G. F. Comstock; S. W., Wright Cat.; Ann Arbor, All- 

 mend. Cat.; Hubbardston, Grayling, G. H. Hicks; Alma, C. A. Davis; and northward. 



LIMNORCHIS Rydb. Habenaria Willd., in part. 



*718. L. dilatata (Pursh.) Rydb. Tall White Bog Orchis. Habenaria dilatata 

 (Pursh.) Hook. S. E. Winch. Cat.; Constantine and northward. Th. 



719. L. hyperborea (L.) Rydb. Tall Leafy Green Orchis. Habenaria hyperbo^ea 

 (L.) R. Br. Wet woods. Frequent northward. Th. 



LYSIAS Salisb. Habenaria Willd., in part. 



*720. L. Hookeriana (A. Gray) Rydb. Hooker's Orchis. Habenaria Hookeriana 

 A. Gray. S. E. Winch. Cat.; Hubbardston; Flint; Lake Superior, Whitney Cat.; Alma, 

 C. A. Davis. Rare southward. Th. 



*721. L. orbiculata (Pursh.) Rydb. Large Round-leaved Orchis. Habenaria 

 orbiculata (Pursh.) Torr. Freijuent in the pine region, not rare on U. P., Whitney, 

 Cat.; Hubbardston; Alma; Flint. Th. 



