HEAL ON MICHK4AN FLORA. 65 



LYSIELLA llydb. Habenaria Willd., in part. 



722. L. obtusata (I'ursh.) Rydb. Small Northern Bog Orchis. Uabcnaria obtusata 

 (Pursh.) Kichards. Clieboygan Co., B. & K.; Pictured Rocks, G. H. Hicks; Isle Royale, 

 Dr. A. B. Lyons; L. Superior, common, Whitney Cat.; Cove L; L. Huron, Austin. N. & 

 U. P. 



BLEPHARIGLOTTIS Ra.f. Habenaria Willd., in part. 



723. B. blephariglottis (Willd.) 0. A. Farwell. White-fringed Orchis. Habenaria 

 blephdrialnttis (Willd.) Torr. S. Mich., Winch. Cat.; Stanton. Rare. C. & S. 



*724. B. ciliaris (L.) Rydb. Yellow-fringed Orchis. JJabenarla ciliaris (L.) R. Br. 

 Ann Arbor, Winch. Cat.; JNIacomb Co.; Kalamazoo, Tuthill; Niles, I. N. Mitchell; 

 Algonac, W. S. Cooper; Ann Arbor, C. A. Davis. Rare. 



72.5. B. ciliaris x blephariglottis. Bay Co., G. M. Bradford. 



*720. B. lacera (Aiichx.) Rydb. Ragged Orchis. Habenaria laccra (Michx.) R. Br. 

 Ann Arbor, Winch. Cat.; Woodward Lake; Flint; Macomb Co.; Manistee, F. P. Daniels; 

 north to Keweenaw Co., 0. A. Farwell. Infrequent. Th. 



*727. B. leucophaea (Nutt.) O. A. Farwell. Prairie White-fringed Orchis. Habenaria 

 leiicopltaea (Nutt.) A. Gray. Belle Isle, Foerste; Ann Arbor, Winch. Cat.; Pine Lake, 

 Ingliani Co.; Woodward Lake, Ionia Co.; Macomb Co.; Alma, C. A. Davis; Isle 

 lioyale, Foote; St. Clair Co., C. K. Dodge. Rare. 



*728. B. psycodes (L.) Rydb. Smaller Purple- fringed Orchis. Habenaria psyeodes 

 (L.) A. Gray. Low grounds. Frequent. 'I'ii. 



POGONIA Juss. 



*729. P. ophioglossoides (L.) Ker. Snake-mouth. Bogs. Common. Th. 



ISOTRIA Raf. Pogonia Juss., in part. 



730. I. verticillata (^^'illd.) Raf. Pogonia verticillata (Willd.) Nutt. Alma, C. A. 

 Davis; Kalamazoo; Flint; Macomb Co. Rare. 



TRIPHORA Nutt. Pogonia Juss., in part. 



731. T. trianthophora (Sw.) Rydb. Nodding Pogonia. pof/oiiia pnidiila Lindl. Dr. 

 Wright; Calvin, Cass Co., I. N. Mitchell; Alma, C. A. Davis. Rare. S. W. 



ARETHUSA Gronov. 



*732. A. bulbosa L. Arethusa. In sphagnous sAvamps. S. Mich., Wright Cat.; Ann 

 Arbor, Allmend. Cat.; Kalamazoo, Tuthill; Alma, C. A. Davis; Hubbardston, and north- 

 ward. Rare. Th. 



LIMODORUM L. Calopogon R. Br. 



*733. L. tuberosum L. Grass-pink Colopogon. Calopofjon pnlchelltis R. Br. Bogs. 

 Alma, Ann Arbor, C. A. Davis. Common. Th. 



GYROSTACHYS Pers. Spiranthes L. C. Richard. 



*734. G. cernua (L.) Kuntze. Nodding Ladies' Tresses. Spiranthes cernua Richard. 

 Sphagnous swamps. Frequent. Th. 



735. G. gracilis (Bigel.) Kuntze. Slender Ladies' Tresses. Spiranthes gracilis Bige- 

 low. S. W., Wright's Cat.; Macomb Co.; Grand Rapids, Coleman Cat.; KaJamazoo, 

 Tuthill; Long Lake and Pine Plains, Cheboygan Co., B. & K. L. P. 



736. G. plantaginea (Raf.) Britt. Wide-feaved Ladies' Tresses. Spiranthes latifoUa 

 Torr. Drummond's Island, common, and S. E., Winch. Cat.; Hubbardston; Flint; Ros- 

 common. Rare in L. P. 



737. G. stricta Rydb. Hooded Ladies' Tresses. Not G. Roma nznffi ana as has been 

 supposed. Spiranthes Romanzoifiana Chamisso. Borders of Mud Lake, Northport. E. J. 

 Hill; St. Clair Co., A. V. Foerste; Grayling. G. H. Hicks; Tuscola Co., C. A. Davis; 

 Caribou Islet, Porter; northward to L. Superior. Infrequent southward. Th. 



LISTERA R. Br. 



738. L. convallarioides (Sw.) Torr. Round-lipped Tway blade. Not common. Whit- 

 ney Cat.; Isle Royale, Dr. A. B. Lyons; abundant at Pictured Rocks, G. H. Hicks; Grand 



9 



