Ipomoea. 769 
A. Calycanthemum. — Annual or perennial herbs of 
very various habit, rarely erect or suberect, often 
with long trailing branches or climbing. Leaves 
generally entire with entire or cordate base. Flowers 
small or moderate, rarely large; sepals herbaceous, 
ovate or lanceolate, rarely linear, acute to acuminate, 
rarely obtuse, sometimes broadened and cordate or 
auriculate at the base. Seeds often pubescent. 
Flowers minute. Sepals 5—6 mm long. Corolla 
scarcely exceeding the calyx ........ . Jl. I. eriocarpa. 
B. Leiocalyx. — Habit various; plants herbaceous 
or shrubby, with creeping, prostrate or climbing 
stems, usually glabrous. Leaves various, often 
ovate-cordate, or oblong to linear, or palmately 
cut. Flowers generally small to moderate, some- 
times large, axillary or in more or less umbellate 
dichasia. Sepals usually coriaceous with thinner 
edges, sometimes verrucose or cristate on the back, 
oblong or ovate, rarely lanceolate, obtuse (some- 
times mucronately) to acute, rarely acuminate. 
Corolla usually bright red or purple, more rarely 
white. Seeds small, glabrous or shortly hairy. 
J. Leaves entire .... Se tens Ae be BEOLONiner ts 
Il. Leaves more or less trilobed Pa WN mak heal Me oa aie eed 312 8 
III. Leaves palmately divided. . ... ; =» 40k palmata: 
C. Chorisanthae. — Annual or perennial Ma with 
slender climbing hairy stems. Leaves cordate-ovate, 
sometimes 3-lobed or palmatipartite, hairy, especially 
on the under surface. Peduncles often long, bearing 
few, several or many flowers in a dense to lax 
cyme, bracts generally small. Flowers moderate to 
large. Sepals herbaceous, lanceolate, acute, rarely 
exceeding 9mm in length, hairy and ciliate. Corolla 
Eeddish tonyurple «6. tu oie shee 6 © ee De EeOGeracod: 
1075. (1.) Ipomoea eriocarpa R. Br. Prodrom. (1810), p. 484. 
— Choisy in DC. Prodrom. IX, p. 369. — Ipomoea hispida bal 
and Schult. System. IV, p. 238. — Ipomoea sessiliflora Roth, Nov. 
Plant. Spec., p. 116. — Choisy in DC. Prodrom. IX, p. 366. — Ipo- 
moea Rogeri Choisy in DC. Prodrom. IX, p. 381. — Convolvulus 
hispidus Vahl Symb. Bot. IIT, p. 29. — Aschers.-Schweinf. Ill. Flor. 
d’Eg., Supplem. p.768.— Annual. Stems long, slender, prostrate or high 
twining, pubescent. Leaves varying from cordate-ovate to linear-oblong, 
with cordate to subhastate base, acute, 2'/,--10 cm long, 5—20 mm 
Muschler, Manual Flora of Egypt. 49 
