BUETTNERIACEAE 861 
About 40 species, tropical—Corrons.—The bark of the root of some oe is 
medicinal; the hairs of the seeds constitute cotton; the seeds yield o 
Seed 4-5 mm. broad, glabrous, that is, completely separable from the wool: lobes of 
the Ianue mostly longer than the body. 1. G. barbadense. 
Seed 6-7 mm. broad, woolly: lobes of the leaf-blades mostly 
sho ELE than th Do a 
ool tawny: plant woody foliage closely pubescent with 
very short hairs. 2. G. hirsutum, 
Wool white: plant herbaceous: foliage if pubescent, hirsute. 3. G. herbaceum. 
1 arbadense L. Shrub with glabrous twigs, often 2 m. tall or more: 
leaf- blades with. 3-5 lan ceolate, or ovate-lanceolate lobes: corolla pale-yellow: 
capsu piss. x ds ute, 3.5—5 em. lon 
e COTT — Thie ckets, xd fields, and 
M RE Coastal Plain, Fla. at. 
of trop. Am. and cult. — $e eds black, smooth 
when the long fibers are removed. 
G. hir L. Shrub or small tree 
ms eM hirsute twigs: leaf-blades 4-11 
cm s pube 
WILD-COTTON.)— 
Hammocks, sand-dunes, and kitchen-middons S, 
S pen. Fla. and the Keys.—(W. I., Mez., C. A., S. A. )—An year. 
3. G. herbaceum L. Pla t glabrous, or with long scattered hairs: leaf- 
blades with 3-5 triangular or ovate lobes: corolla creamy white » becoming 
pink; petals 5- ie em. long: tke subglobose: seed with white cotton 
(COMM C E N.)—Fields, thickets, and waste S 
vaious pou "Fla. to Tex, Ark., and S Va Nat. "of Asia, and cult.— 
W. I., Mez., C. A., S. A.)— —Sum 
Famity 3. BUETTNERIACEAE — CnuocornaTE FAMILY 
rubs or trees, or herbs, often resembling Malvaceae. Leaves alter- 
nate: Diodes simple. Flowers mostly perfect. Calyx of 5, or rarely fewer, 
sepals. Corolla of 5, or rarely be petals, or wanting. Androecium of 
as many stamens as there are sepals, or more. Staminodia a 
resent. Gynoecium of 5, more or less united carpels, or fewer. Frui 
capsular or follicular—About 45 genera a over 600 ae. mostly 
tropical. 
Corolla present. 
Petals with flat blades 
Gyn m of 5 united carpels: styles 5, no Rene stigmas capitate. 
Sh volueet wanting: capsule angular midal, 
loculicidal. 1. MOLUCHIA. 
Involucel of 3 or more bractlets: capsule globose, 
loculicidal and septicidal. 
ie distinct: flowers. a fruits mostly in inter- 
upted spike-like panicl 2. MELOCHIA, 
Styles partly united : Hos cin and fruits mostly in 
a terminal cluster. 3. RIEDLEA. 
Smem a single carpel: style 1, eccentric ; stigma 
brush-li 4. WALTHERIA. 
Petals with hooded blades. 5. AYENIA. 
Corolla wanting. 6. FIRMIANA. 
