WOOTON AND STANDLEY—FLORA OF NEW MEXICO, 149 
KEY TO THE GENERA. 
Anthers 2; lip a large inflated sack.................2... 1. Cypripepium (p. 149). 
Anthers only one; lip various in different genera. 
Flowers solitary, scapose.............-.e0-+eeeeeee 2. CYTHEREA (p. 150). 
Flowers several, racemose or spicate. 
Plants without green leaves; stems glandular- 
pubescent. ...........2...22..2.22000-- 3. CoRALLORHIZA (p. 150). 
Plants with green leaves; stems not glandular 
(except in Peramium), usually glabrous. 
Leaves rosulate; stems very short.......... 4. Peramium (p. 150). 
Leaves not rosulate, scattered along the 
stems; stems 10 cm. long or more. 
Leaves 1 or 2. 
Leaves 1, elliptic to oval; racemes 
many-flowered; flowers ma- 
roon or green............... 5, ACHROANTHES (p. 151). 
Leaves 2, opposite, reniform; ra- 
cemes laxly few-flowered; 
flowers greenish............ 6. Opurys (p. 152). 
Leaves several. 
Inflorescence loosely racemose; 
flowers few, large, 25 to 35 
mm. long; capsules reflexed. 7. Eprpactis (p. 152). 
Inflorescence spicate, strict; flowers 
numerous, small, 10 to 18 
mm. long; capsules erect. 
Spikes twisted; spur wanting..10. [smrum (p. 154). 
Spikes not twisted; spur 
present. 
Lip bifid; bracts of in- 
florescence very 
conspicuous........ 8. COELOGLossuUM (p. 152). 
Lip entire; bracts of in- 
florescence usually 
not very conspicu- 
OUS.......---------- 9. Limnorcuis (p. 152). 
1. CYPRIPEDIUM L. Lapy’s-sLipPER. 
Broad-leaved plants arising from thickened fascicled roots; flowers usually solitary, 
on long peduncles, showy, bright yellow, with purple spots on the saccate lower petal. 
1. Cypripedium veganum Cockerell & Barker, Proc. Biol. Soc. Washington 14: 
178. 1901. ' 
TypPr Locauity: Sapello Canyon, Las Vegas Range, New Mexico. 
RanaeE: Mountains of northern New Mexico and southern Colorado. 
New Mexico: Santa Fe and Las Vegas mountains; Mogollon Mountains; Cloudcroft. 
Damp woods, in the Canadian and Hudsonian zones. 
The dried specimens from New Mexico agree with Colorado material collected by 
Baker and by Coulter and referred to C. pubescens Willd., but these are slightly 
different from C. pubescens material from the Eastern States. It is likely that the plant 
of the Rocky Mountains is C. veganum. 
The specimen in the National Museum deposited by Professor Cockerell disagrees 
with his description in two particulars: neither leaves nor stems are glabrous, but both 
