GYNANDRIA.— MONANDRIA. 32i 



with an oval-lanceolate leaf and a foliaceous bract 

 near the flower ; lip fimbriate. 

 IIA13. Swamps. July. U . Root fascic. ; scape 1 

 ft. high ; fl. solit., large, purp. 

 1. I\ vcrlicilluta : leaves 5, oblong-lanceolate, verti 

 cillate ; flower solitary ; the 3 exterior petals 

 very long, linear ; interior shorter, oblong, ob- 

 tuse ; lip 3-lobed, middle segment undulate. 

 MAB. Swamps. July. U . Stem 8— 12 in. high 

 leav. term.; ext. pet. greenish-brown. 



514. TRIPHORA. Otchidete. 



T. pendula : root tuberous ; stem leafy, about 3-flow- 

 ered at the summit ; leaves ovate, alternate 

 flowers pedunculate ; peduncles at length recur- 

 ved. 

 JIAB. Rocky woods. Sept. U. Stem a span 

 high, succut. ; JI. purp. 



515. CALOPOGON. Orchidea. 



C. pulchellus : radical leaves ensiform ; scape few- 

 flowered. 

 HAB. Swamps. July. U. Stem I ft. high ; fl. 

 3 — 4, large, purp. ; root bulb. 



516. ARETHUSA. Orchidea. 



\.bulbosa: leafless; root bulbous; scape sheathed, 

 1 -flowernd. 

 IIAB. Swamps. June. U. Stem 8—12 in. high , 

 JI. solit., large, purp. 



517. T1PULARIA. Orchidca-. 



1\ discolor. 

 HAB. Pine barrens. July. Root bulb. ; leaf so 

 lit,, ovate, petiol., plicate ; fl. racem.,fezv, nodding, 

 greenish. 



o 



510. MALAX1S. Orchidea. 



I. M. tiliifolia : leaves 2, ovate-lanceolate ; scape tri- 

 angular ; interior petals filiform, reflexed : lip 

 concave, obovate, acute at the tip. 



