MONOCOTYLES. 93 



rete uniflore, leaves slender convolute striate 

 mucronaie, spatli? twu've btriate, pcu-'s beard- 

 less subequal oblong end ilabellate, stigmas lan- 

 ceolate acute Arkanzas and Texas, another 

 very peculiar sp. of this fine genus, one or 2 

 feet high, leaves long but shorter than stem, 

 spatha convolute elongate inclosing the long 

 ovary, flower large versicolor, petals fulvous 

 edged with white, large end rounded tinged 

 with blue like the stigmas. 



494. IRIS BK I:\ICAULIS Raf. ft. lud. 55. stem 

 angular pauciflore very short flexuose, leaves 

 gladiate very long, terminal flowers geminate, 

 spathas bivalve lanceol. equal to flowers, petals 

 and stigmas beardless narrow subequal Louis- 

 iana to West Kentucky, seen alive 1823, disc. 

 by Robin long before, neglected as usual by 

 our botanists. Stem only 6 to 10 inches 3-5 

 flore, leaves 12 to 18 inches, mostly radical, 

 flowers very Isrge vernal, white with blue tin- 

 ges and base yellow, capsules hexagone. 



495. IRIS GLUMACEA Raf. stem angular fis- 

 tular flexuose pauciflore, leaves shorter gladi- 

 ate striate, flowers solitary and geminate, spa- 

 thas 3-5valve glumaceous ovate, petals beard- 

 less spatulate spreading yellowish white 

 Glades of Alleghany Mts. akin to last, yet veiy 

 distinct by broad glumaceous spathas, 3 petals 

 much smaller, tube of corolla slender elongate. 



496. Iris glumacea var. angustifolia Raf. 

 diff by stem not flexuose, leaves narrow gladi- 

 ate, 2 or 3 flowers, spathas fulvous, petals pale 

 yellow in the glades of Illinois, if a peculiar 

 sp. it may be called 1. pattens. 



497. IRIS AUREA Raf. atl. J. p. 80, Stem 

 strait biflore, leaves longer broadly gladiate, 

 end a cum. falcate, flowers geminate beardless, 

 3 petals obovate entire, 3 lanceolate undulate, 



