ORCHID FAMILY. 



Cypripedium parviflorum Salisb. 

 Small Yellow Ladies' Slipper. 

 (Fig. 1093.) 



ipcdium parviflorum Salisb. Trans. I,inn 

 c. 1:77- I79I- 



Stems i-2 high, slender, leafy. Leaves 

 al, elliptic or lanceolate, 2'-6' long, \'-2%' 

 wide; sepals and petals longer than the lip; 

 petals usually twisted; lip 7"-! 5" long, 

 bright yellow, more or less marked with pur- 

 ple stripes, spots or blotches; sterile stamen 

 triangular, yellow and purple spotted like 

 the lip. 



In woods and thickets, Newfoundland to 

 British Columbia and Washington, south along 

 the mountains to Georgia, and to Missouri. A- 

 cends to 4000 ft. in Virginia. Similar to tin- 

 preceding species, with which it appears to in- 

 tergrade, or of which it may be but a form, but 

 usually distinguished by the smaller size and 

 brighter yellow color of the lip. Sepals and 

 petals sometimes purple. May-July. 



2. ORCHIS L. Sp. PI. 939. 1753. 



Roots of numerous fleshy fibres, stems in our species scape-like, i j leaved at the IMM. 

 Flowers in short terminal spikes. Sepals separate, subequal, spreading or connirent. Petal* 

 similar to the sepals. Lip connate with the base of the column, produced below into 

 spur. Column short, scarcely extending beyond the base of the lip. Anther a-celled, the 

 sacs contiguous and slightly divergent; pollinia granulose, I large mass in each sac, pro- 

 duced into a slender caudicle, the end of which is attached to a small gland. Stigma a hol- 

 lowed surface between the anther-sacs, the rostellum a knob-like projection under the an- 

 ther. Glands enclosed in a pouch. Capsule oblong, erect, without a beak. [Name 

 ancient.] 



About 8p species, natives of the north temperate zone. Only the following are know* IB 



North America. 



Plant 2-leaved at the base. 

 Plant i-leaved at the base. 



O. 



i. Orchis spectabilis L. Showy Orchis. (Fitf. 1094.) 



Orchis sfieclabili HJ. l?SJ- 



Stcms 4'-i2' high, thick, fleahjr. 

 Leaves 2, near the base of the tem. with I or i 

 scales below them, obovate, sometime* V long aad 

 4' wide, but usually smaller, clammy to the tuocb. 

 spike 3-6-flowered; flowers about i' long, rioiet 

 purple mixed with lighter purple and white; brrt 

 foliaceous, sheathing the ovaries; sepals united to 

 an arching galea; petal* connivent under the ep*U. 

 more or less attached to them; lip whitiah. 

 gent, entire, about as long a* the petals; spar ob- 

 tuse, about 8" long; column riolet on the back; 

 capsule about i' long, strongly angled. 



In rich wood*. New BrutuwicktoO^rio > 

 u .*^t astnth to Oonia. Kentucky aaa neo 



nesota, south to Georfia. 



A>ci-nds to 4000 ft. in \ inrtma. Apni 



