184 ORCHIDACEAE 



.o.ttX^}'^'^ (Walt ) B S.P. Scape glabrous. 3-6 dm. high, with a few 

 scales, leaf-blade ovate or elliptic, or obovate, 1-1.5 cm. long; flowers dull yeUow- 

 ish brown, streaked with purple, fully 2 cm. long; lip shorter than the petals, 

 obtuse, somewhat 3-lobed; capsule oblong-ovoid, 2 cm. long. A. hyemaU 

 Nutt. Woods: Ont.— Ga.— Mo.— Sask. Boreal. My-Je. 



18. CORALLORRHiZA R. Br. Coral-root. 



Leafless saprophytic herbs, with coralloid roots. Stems scaly, colored Flow- 

 ers mtermmal spikes. Sepals nearly equal, the lateral ones united with the 

 foot of the column, and often forming a short spur, partly or wholly adnate to 

 the top of the ovary. Lateral petals similar to the sepals. Lip broad, spread- 

 ing, adnate to the base of the 2-edged or 2-winged column. Fertile anther soli- 

 tary, terminal, hd-like. Polhnia 4, waxy, free. 



Spur small, adnate to the ovary. 



Lip entire ovate, sinuate : whole plant yellow. 1 r ochrnlpurn 



Column 



Lip unspotted; teeth or To 

 Lip spotted; lobes promin 

 Column almost emiflllino- fii*> 

 lacking 



2. C. CoraUorrhiza. 



3. C multiflora. 



4. C. Mertensiana, 



Petals and sepals 12-14 mm. long, elliptic. 5 C striata 



Petals and sepals 7-8 mm. long, oblong. 6 W Vrefla] 



C. Vreclandii, 



I: 5- °"?7i^.'^«?.^i. §*_""i^,tl™- high, not bulbous-thickened at the 



10-15 



- - — , ..v^,.^io 2.^ ^<j iiiiii. luiig, ugiii, yeuow, unspottea; 



petals and sepals 7-8 mm long, oblong-lanceolate, acute, with prominent mid- 

 vem. Woods: w Neb.— Colo.— Utah. Submont. Je-JI. 



2. C. CoraUorrhiza (L.) Karst. Stem glabrous, 1-3 dm. high, usually 

 Th ZS ^^^^f'^f 3-7 cm. long, 3-12-fiowered; flowers greenish yeUow or green- 



in ^'k^"""^ ^ ^°'- Y§'}}P ^^^•'"S' yellowish or whitish; spur a sack or 

 small protuberance; capsule 8-12 mm. long. C. innata R. Br. Woods: N S — 

 (ja.— Colo.— Alaska; Eu. Suhmont.—Mont. My-Je. ' ' 



r„J;. ^" i^S^fl^*'"'* ?"i*- ^^^'^ 2-5 dm. high, purplish, with many scales; 

 l^^^l ^^^r'^r'v?' ^^'^r' l^T^S ^«^- lo'ig' bAwnish purple; hp white 

 Ship Inh 1^'^ ""'^^ purple, oval in outhne, deeply 3-lobed, crenulate, he 

 middle lobe longer; spur about 2 mm. long; capsule 15-20 mm. long. Woods: 

 J\ .b.—i* la.— Cahf.— Alaska. Plam—Mont. Je-Au. 



1 a-JfL?;.''^®')*^'^''* ^"""i- u^*;^P^ 2-4 dm. high, glabrous, purple; raceme 

 10-20-flo wered ; flowers purphsh; lip entire, broadly oblong, Aarrovved at the 

 base, thin, concave; spur about 2 mm. long, the lower half free from the ovary; 

 capsule fully 2 cm. long. Woods: Alaska-Mont.— Ida.— Calif. Mont j4^ 



6. C. striata Lindl. 



10-25 



a J a , . , " a^i^^v^, ^ u uiii. lu^ii, purpib raceme lu-zo- 



Howered; flowers purple with dark vems; lip oval or obovate, entire, undulate 

 about as long as the petals; column half as long as the petals; capsule eUipsoid! 



reflexed 15-20 mm. long. Woods: Ont.— X.Y.— Mich.— Wyo.— Cahf.-^B C 

 Ciubmont. My-Jl. 



I.^fl2"'!«__^1'\?£?;. t'l'^.'t'}''. ^tout, 2-4 dm. high, dark purplish 



brown 



stripes; petals sbghtly broader and with 4 stripes; lip ovate, entire. Wet 

 <^olo. — 'TM .M. Mont.—Subalp. Je. 



