92 NEOFHYTON 



by very long leaves 3 or ^ feet long, thus longer 

 than stem less glaucous, same breadth but 

 concave or canaliculate above, beneath quite 

 convex and subangular, spikes unequal, lower 

 or female 8 or 9 inches long, upper or male 

 only 4 or 5 inches separated only by a space of 

 one inch. 



There is another undescribed sp. in Origon, 

 and several in Asia, Australia, &c, besides the 

 T. domingensis, media and minor, all different 

 from ours. 



491. IRIS FLORIDANA Raf. nearly stemless 

 glaucous, leaves graminiform carinate trinerve 

 not gladiate, scape uniflore shorter than leaves, 

 petals spatulate obtuse smooth, 3 patent larger 

 and 3 reflexed Florida and Alabama, small 6 

 inches high, scape 4 inches, stigmas yellow 

 pandurate obtuse. A striking species with 

 small white flowers, ovary filiform stria/e, bract 

 subulate. 



492. IRIS BI FLORA (or virgata) Raf. stem 

 slender virgate bisulcate biflore, leaves gladiate 

 narrow graminiform nervose, striate, 2 spathas 

 membran. lanceol. striate peduncles filiform, 

 petals narrow beardless unguiculate below, tube 

 very short. Cheroki Mts. of Unaka, found by 

 Mrs Gambold, Collins Herb, stem bipedal quite 

 virgate few leaves, upper very short, spatha 

 convolute acute subequal, ovary oblong, tricos- 

 tate pinched above at the union with the co- 

 rolla that is hardly tubular at base, flowers mid- 

 dle size, petals pale blue cuneate obtuse, the 3 

 inner petals not much shorter, stigmas or rather 

 styles deeply divided to the base similar to pe- 

 tals but bifid at end. By this and corolla al- 

 most a subgenus to be called STENILIS. If bi- 

 flora is preocupied it will be my I. virgata. 



493. IRIS CONVOLUTA Raf. stem slender, te- 



