326 IXIACEAE 
1. NEMASTYLIS Nutt. Herbs with bulbs and usually branehed ee 
stems. Leaf-blades narrow, plieate. Flowers erect, actinomorphic. 
violet or blue, except the white ‘‘eye,’’ sometimes white, the petals Sig 
smaller than the sepals. Filaments s united. Anthers coiling from the 
tip. Style with 6 slender-subulate radiating branches, longer than the Mo 
Stigmas 6, minutely notched or tufted-capitate. Capsule erect.—A few species, 
American, —CELBSTIALS, CELESTIAL-LILIES. 
Perianth blue: sepals oval: petals rhombic-oval. 1. N. acuta. 
Perianth meine sepals elliptic or narrowly elliptic-obovate: petals 
elliptic 2. N. floridana. 
1. N. acuta (Bart.) Herb. Plant 1.5-4 dm. tall, with a bulb usually 1.5-2 
em. in diameter: leaf-blades narrowly attenuate, sharply plieate: scape slender, 
usually sparingly ana o brane 
the Dude slender: perianth 25 
RAE ra Nutt. ]—Rich 
dp: and is elay soil on wooded 
en Coastal Plain and adj. pro - 
o Tex., Kàn, and Ten 
Spr. —rhe flowers of this. ike Eum of 
ost of our iridaceous plants, open in 
tlie early foren noon, the EN lasting 
for a few hours. 
2. N. floridana Small. Plant 4-15 dm 
tall, with a bulb usually a 2 em. in 
diameter: leaf-blades ve ery narrow and slenderly attenuate, sharply plicate: 
scape very un m Dane d, the branches ver slender, often almost 
filiform: perianth 3 wide: sepals elliptic or narrowly elliptic -obovate: 
ne B id style up mu onger than the body: capsule obovoid, 
ong.—Swamps, er p flat-woods, AS eoastal region of Fla 
MA i "o flowers of this autumn floweri ng plant—our other iridaceous 
plants being spring-Aowering— open about four rues in the afternoon and 
close about six o’cloc 
2. SALPINGOSTYLIS Small. Herbs with bulbs and usually branch- 
ing flower-stems. Leaf-blades very ea plicate. Flowers 1 or 2 in the 
terminal erect, spathe. Fowers no 
the d slightly smaller than 
sepals. Filaments distinct or nearly so. 
style-branches. Capsule pee —One 
cies 
1. S. coelestina (Bartr.) Small. Plant 
2-5 dm. tall, with a bulb 1-1.5 cm. in 
