Je- 



DIDYNAMIA ANGIOSPERMIA 



135 



1. A 



MERICANA. 



I 



O. caiile simplicis 



s I m o 



sqiiamis ovalo- 

 lanceolatis, imbricatis, 

 oblecto; spica termi- 

 nali, glabra; corollis 



recuryalisi stamimbus f curved,- stamens ex 



serted. 



Walt. p. 166. Mich. 2. p. 26. Pursh 2. p. 431. 



Stem very simple, 



covered with ovate- 

 lanceolate, imbricate 

 scales," spike terminal, 

 glabrous ; corolla re 



exert J s. 



Sp. pi. 3. p. 351 

 Nutt. 2. p. 58. 



Roof perennialj somewhat tuberous, parasitic ? Stems clustered, forminff 

 compact patches, 1—2 feet in diameter, simple, carnose, clothed with 

 long ovate scales, tapering towards the summit, of a pale brown colour. 

 J^ lowers m a terminal spike, one or more from each bud, covered and pro- 

 tectedby the scales of the stem. Calj/x 5? parted unequally, with 2 

 small bracteal leaves at base. Corolla slightly incurved, 5 lobed, nearly 

 white, a httle longer than the calyx. Sfi/le nearly as long as the coroUa. 

 ^hgma capitate. 



Grows in rich shaded soils. 



Flowers March — April. 



2. U 



NIFLORA. 



o 



nifloi 



scapis nudis u 



nillons ; calyce eb 

 ^ato ; corolla re 



Scapes naked 



flowered 



? 



one 



calyx with- 



vata 



corolla recur- [ out bractea; corolla 



recurved. 



Sp. pi. 3. p. 352. Walt. p. 166. Mich. 2. p. 26. Pursh 2. p. 431. 

 O. Biflora. Nutt. 2. p. 59. 



Root perennial, somewhat tuberous, parasitic. Stems very short, nume- 

 rous from each root, covered with scales, bearing one or two flowers near 

 'e summit. Flmeers in my specimens invariably solitary, on naked, pu- 

 escent scapes, 2 — 4 inches long. Cali/x somewhat campanulate, deeply 

 -Cleft, pubescent. CoroUa 3 times as long as the calyx, slightly curved, 

 01 a yellowish white colour, with deeper veins, border 5-cleft, segments 

 vai, edged with a very fine blue fringe. Sta7nens and Sti/le much short- 

 er than the corolla. (Anthers obcordate with the filaments smooth. Stig- 

 "»a bilannnellate, perforated, lobes rounded and acuminate, the lower lobe 

 arched over the stamens. Nutt.) 



i^Iacr-^7 ^" ^^^^ ^^^^ barrens of the middle country of Carolina. Dr. 

 Flowers April. 



l> 



