General Key to the Families ii 



TRIBE NEOTTIE^ 



IV. Spiranthes. Richards. 



I. S. Romanzoffiana. Cham. Hooded Ladies' Tresses. 

 V. Epipactis. (Haller.) Boehm. 



1. E. decipiens. (Hook.) Ames. Stout Rattlesnake 



Plantain. 



2. E. repens. (L.) Crantz. Small Rattlesnake Plan- 



tain. 

 VI. LiSTERA. R. Br. 



1. L. cordata. (L.) R. Br. Heart-leaved Twayblade. 



2. L. convallarioides. (Sw.) Torr. Broad-lipped Tway- 



blade. 



TRIBE EPIDENDRE^ 



VII. CoRALLORHizA. (Haller.) R. Br. 



1. C. trifida. Chatelain. Early Coral Root. 



2. C. maculata. Raf. Spotted Coral Root. 



3. C. striata. Lindl. Striped Coral Root. 



4. C. Mertensiana. Bong. Spurred Coral Root. 

 VIII. Calypso. Salisb. 



I. C. bulbosa. (L.) Oakes. Calypso. 



Class II. Dicotyledone^ 

 Subclass I. Archichlamydece 



ORDER XI. SALICALES 



XIX. SALICACE^. WILLOW FAMILY 



Trees or shrubs, the wood soft and light, bark bitter; leaves 

 alternate undivided; flow^ers of both kinds in catkins, one to each 

 bract, w^ithout perianth; fruit a pod bearing numerous seeds fur- 

 nished w^ith long silky down. 



I. Salix. (Tourn.) L. 



1. S. Candida. Flugge. Hoary Willow. 



2. S. Barclayi. Anders. Barclay's Willow. 



3. S. Barrattiana. Barratfs Willow. 



