OKCHIDACE^E. (ORCHIS FAMILY.) 483 



long, incurved, winged at the apex. Anther terminal, lid-like, sessile. Pol 

 len masses 2, powdery. Scape erect from a solid tuber, sheathed at the hasp, 

 hearing below the middle a single narrow sheathing leaf, and terminated with 

 a loose spike of showy flowers. 



1. C. pulchellus, R. Br. Scape 2 - 8-ttowered ; leaf linear-lanceolate ; 

 flowers large, mostly approximate, bright purple ; lateral sepals ovate, shorter 

 than the lanceolate obtuse petals ; lip broadly obcordate ; filaments of the 

 crest decurreut on the claw, the lower ones purple and united ; ovary straight, 

 2-3 times as long as the lanceolate-subulate bracts. Swamps. June. 

 Scape H - 2 high. Leaves 6' - 1 2' long. Flowers 1' - H' wide. 



2. C. pallidus, Chapm. Scape 10-20-flo\vered ; leaf linear; flowers 

 scattered, white tinged with purple ; lateral sepals oblong, shorter than the 

 linear-lanceolate acute petals ; lip wedge-obovate ; filaments of the crest mostly 

 united and purple at the base ; ovary straight, scarcely longer than the subu- 

 late bract. Wet pine barrens, West Florida, near the coast, to North Caro- 

 lina. May. Scape 1-1| high. Leaves 6' -9' long. Flowers 9"-12'' 

 wide. 



3. C. parviflorus, Liudl. Scape 3 - 6-flowered ; leaf linear; flowers 

 approximate, bright purple ; lateral sepals oblong, longer than the oblong- 

 lanceolate obtuse petals ; lip wedge-obovate, emargiuate, winged at the base ; 

 filaments of the crest all yellow and distinct ; ovary curved, four times as 

 long as the ovate-acuminate bract. Wet pine barrens, Florida to North Caro- 

 lina. March -April. Scape 6' -12' high. Leaves 3' -5' long. Flowers 

 8" -10" wide. 



4. C. multiflorus, Liudl Scape 7 - 14- flowered ; leaves mostly two, 

 linear, rigid ; flowers approximate, deep purple ; lip wedge-shaped, pointed, 

 winged at the base, bearded in the middle with uniform filiform hairs ; sepals 

 and petals ovate, acute. South Florida. Plant 1 high. Leaves 3' -5' 

 long. Flowers of the size of the preceding. 



13. POGONIA, Juss. 



Sepals and petals alike, or the former narrower and elongated. Lip mostly 

 crested and 3-lobed. Column club-shaped, wingless. Anther lid-like, stalked. 

 1'ollen-masses 2, powdery. Stems erect from thick fibrous or tuberous roots, 

 sheathed at the base, few-leaved, 1- or few-flowered. Leaves alternate or 

 whorled. Flowers nodding, showy. 



* Sepals and petals nearly alike, erect. 



1. P. ophioglossoides, Nutt. Root fibrous; leaves 2, sessile, lanceo- 

 late, the upper one terminal and smaller; flower mostly solitary, terminal, 

 sessile, pale rose-color ; sepals lanceolate, as long as the oval or oblong petals ; 

 lip spatulate, flat, yellow-crested, fimbriate on the margins, longer than the 

 petals, and twice as long as the thick column. Swamps. April -May. 

 Stem 6'- 12' high. Flowers \' long. 



2. P. pendula, Liudl. Root tuberous ; leaves several, short, alternate, 

 ovate, clasping; flowers 3-7, axillary, long-peduncled, drooping, whitish; 

 sepals and petals lanceolate, acute ; lip spatulate, somewhat 3-lobed, rough- 



