ASCLEPIADACEJX. (MILKWEED FAMILY.) 363 
5. A. incarnata, L., var. pulehra. Hairy; stem erect, branching; 
leaves oblong or oblong-lanceolate, acute, nearly sessile; umbels numerous, 
Somewhat corymbose, long-peduncled, often compound; pedicels erect, much 
shorter than the peduncle; corolla small, reddish-purple ; leaves of the crown 
flesh-color, ovate, as long as the slender incurved horns, and twice as long as the 
short-stalked gynostegium. (A. pulchra, Willd.) — Swamps in the upper dis- 
tricts, Georgia, and northward. - June and July. — Stem 3°-4° high. Leaves 
4! = 6/ long. 
6. A. tomentosa, Ell. Pubescent or villous; stem stout, very leafy; 
leaves oblong or oblong-lanceolate, cuspidate, undulate, somewhat hoary beneath, 
abruptly short-petioled ; umbels 4 — 10, alternate, nearly sessile, many-flowered ; 
Pedicels three times as long as the large greenish corolla; leaves of the crown 
obovate, truncated, shorter than the gynostegium and the broad abruptly pointed 
erect horn. (A. aceratoides, M. A. Curtis.) — Dry sandy pine barrens, Florida 
to North Carolina. June and July.— Stem 1°-4° high. Leaves 2/-3/ long, 
thick, on rather slender petioles. Pedicels 1/ long. Corolla }/ wide. Follicles 
te, tomentose, 4/—6/ long. 
7. A. obovata, Ell. Tomentose ; stem stout, very leafy; leaves thick, 
oblong-oval or obovate, cuspidate, undulate; the midrib, like the short (2 long) 
petiole, very thick and prominent ; umbels nearly sessile, closely 10 — 14-flowered ; 
the stout pedicels barely twice as long as the large yellowish-green corolla ; 
leaves of the crown purplish, twice as long as the gynostegium, and equalling 
the incurved horn; follicle tomentose. — Dry gravelly or sandy soil, Georgia, 
Florida, and westward. June and July.— Stem 19-29 high. Leaves and» 
flowers as large as those of the preceding. T 
+ + Leaves opposite, lanceolate or linear, narrowed into a petiole. 
8. A. cinerea, Walt. Stems erect, slender, pubescent in lines; leaves 
long, narrowly linear, distant, spreading; umbels 3 - 6, commonly longer than the 
leaves, 5 -7-flowered, the slender drooping pedicels longer than the peduncle; 
rs small, purple Without, ash-color within; leaves of the crown obliquely 
truncated, 2-toothed at the inner angle, shorter than the gynostegium, longer than 
the thick horn ; follicle smooth, linear. — Flat sandy pine barrens, Florida to 
Carolina. June-Aug.—Stem 1°-2° high. Leaves 2/-3/ long, 1" 
Wide, somewhat glaucous; the uppermost often minute. Corolla 3" —4" wide. 
Vollice 3/4 long. eoi 
9. A. viridula, n. sp. Stem slender, pubescent in lines; leaves linear, 
‘rect; umbels shorter than the leaves, 6—12-flowered, the erect or spreading - 
Pedicels as long as the peduncle; corolla small, yellowish-green ; leaves of the 
‘town oblong, spreading at the apex, rather longer than the erect subulate horn, 
and twice as long as the gynostegium ; follicle smooth, linear. — Pine-barren 
_ Swamps, West Florida. June and July. — Stem 10/~15! high. Leaves 2/ long. 
3” wide. Follicle 3/ long. 
10. A. paupercula, Michx. Stem smooth, tall; leaves elongated, linear - 
Or liard: e, acuminate, rough-margined, the upper ones small and re- - 
Mote; umbels 2—5, corymbose, 6~10-flowered ; pedicels pubescent, about as — 
