22 TRIANDRIA. MONOGYNIA, 
2. Cerulea. Stem setaceous; leaves minute, subu- — 
late; flowers disposed in a bifid spike or cyme, some — 
times simply in pairs, or in still smaller plants solitarys 
coloured biue; the winged margins of the capsule partly — 
cuneate, truncate at the summit. me 4 
Burmannia bifora. L. Tripterella cerulea of Muh- 
lenberg’s Catalogue, and Mr. Elliot’s “Sketches of the _ 
Botany of South Carolina and Georgia,” p. 43. _ . 
Oxs. This genus appears to he poms! distinct from — 
Burmannia, but seems to differ in the defect of 3 of the — 
stamens, and the situation of the capsule below the calix- — 
Near, the margin of sandy ponds, from Florida to Vit+ 
ginia. (Scarce.) “Flowering nearly the whole year. 
Spatha 2-3 valved, ovate, short. Corolla 6- — 
parted tubulose; tube somewhat s'ender,with the — 
style and stamina straight; border nearly sal- — 
ver-shaped, divisions sub-elliptic, flat. Stig — 
~ ma almost filiform. (Filaments including the _ 
style; mostly connate.) 
Species. 1, I celestina, A very scarce plant, and of @ — 
doubtful genus; discovered in Florida by Mr. Bartram. — 
Oxs. The whole of this genus, with the exception of — 
. the present species, the J. Chinensis, and the I. Bulbecos — 
dium of Europe, is peculiar tothe Cape of Good Hope. 
/ 
$4. IRIS. (Flag, Flower de luce.) 
Corolla 6-parted, large; three of the lamina — 
- erect; the other § reflected, with or without a 
_ Crest or beard on the inner side, and bearing — 
the stamina at their base. Style short; stig- — 
_ mata $ petaloid, oblong, large, usually arched. — 
Stamina incumbent, covered by the stigmata. 
Capsule 3-celled, 3-valved, many-sceded. Seeds — 
flat, triangular; (in some species nearly round — 
or spherical. ) ee 
Flowers terminal, soli alterna’ ; dt 
& sCape; spatha 1 or sue semen oo aaron 
reel ot sale or dub ally most an ho 
ai tuber. The genus Iris is remarkable for producing — 
__~ flat, ensiform er sword-shaped leaves with sheathing mar: 
