86 CATALOG OF PLANTS. 



open woods at Sand Point, Port Austin, Sebewaing, Bayport, 

 Stony Island, and North Island. 



250. Polygonatum commutatum (R. and S.) Dietr. Great Solomon's 



seal.— In open woods at Sand Point, near Rush Lake, and 

 on Charity Island. 



251. Medeola virginiana L. Indian cucumber-root. ^ — On shaded rich 



ground at Sand Point, Caseville. near Rush Lake, on Stony 

 Island and Charity Island. 



252. Trillium rectum L. Ill-scented wake-robin. — Common on rich 



shaded ground at Sand Point and near Rush Lake. The 

 white-flowered form is frequent. 



253. Trillium grandiflorum (Michx.) Salisb. Large-flowered wake- 



robin. ^ — Common in rich shaded woods. 



254. Smilax herbacea L. Carrion-flower. — Frequent in moist places 



throughout the sand region and on the islands. 



255. Smilax ecirrhata (Engelm.) Wats. L^pright smilax. — Frequent 



in rich woods and thickets. 



256. Smilax hispida Muhl. Hispid greenbrier. — Frequent on borders 



of moist woods and in damp thickets. 



257. Dioscorea villosa L. Wild yam-root. — Common in damp thick- 



ets. 



258. Hypoxis hirsuta (L.) Coville. Star grass. — Common on meadow- 



like ground near Caseville and on Stony Island. 



259. Iris versicolor L. Larger blue flag. — Frequent in wet places, 



but not noticed as abundant anywhere. 



260. Sisyrinchium albidum Raf. White blue-eyed grass. — Frequent 



on damp ground. Noticed on the islands. 



261. Cypripedium parviflorum pubescens (Willd.) Knight. Larger 



yellow lady's slipper. — A very few specimens observed near 

 Caseville. Apparently rare. 



262. Cypripedium acaule Ait. Stemless lady's slipper. — Frequent 



between and on the sides of fixed shaded sand dunes. 



263. Habenaria bracteata (Willd.) R. Br. Long-bracted orchis. — 



Occasional in damp woods and thickets. 



264. Habenaria flava (L.) Gra}'. Small pale green orchis. — Occasional 



in wet places. 



265. Habenaria hyperborea (L.) R. Br. Tall leafy green orchis. — 



Occasional on Avet boggy places. 



266. Habenaria dilatata (Pursh.) Gray. Tall white bog orchis. — In 



a very wet and boggy place west of Caseville. 



267. Habenaria hookeri Torr. Hooker's orchis. — In dry shaded 



ground at Sand Point. 



