Plumeria.] XCIV. APOCYNACEX. (J. D. Hooker.) | OAL 
14*, PLUMERIA, Linn. 
Erect trees; branches very thick. Leaves scattered, elongate, nerves nume- 
rous, horizontal Flowers large, in terminal 2-3-chotomous cymes; bracts 
many, broad, deciduous: Calyx small, 5-fid, eglandular within; lobes broad, 
obtuse, Corolla salver-shaped, throat naked, lobes overlapping to the left, 
rarely to the right. Stamens near the base of the tube; anthers obtuse, cells 
rounded at the base. Disc O, or lining the calyx-tube. Carpels 2, distinct ; 
style short, stigma 2-lobed ; ovules o-seriate in each cell. Follicles linear-oblong 
or ellipsoid. Seeds oblong or lanceolate, plano-convex, winged, albumen fleshy, 
thin; cotyledons oblong or ovate-cordate.—Disrris. About 40 species, all 
natives of tropical America. 
P. acutifolia, Poiret; leaves oblong acute at both ends. A. DC. Prodr. 
viii. 892 ; Wall. Cat. 1636 ; Wight Ic.t. 471; Brand. For. FI. 323; Kurz For. Fl. 
ii. 179 ; P. acuminata, Ztoxb. Fl. Ind. ii.20 ; Bot. Reg. t. 114 ; Bot. Mag. t. 3952. 
Cultivated and naturalised in many parts of Lena. 
A small tree with crooked trunk and rough bark; branches swollen and leafy at 
the tips. Leaves 8-12 in.; petiole 1-1} in., 1-glandular at the top. Flowers many, 
fragrant, pink externally, white within. Follicles about 6 in. long, cylindric. 
15. ELLERTONIA, Wight. 
Glabrous climbing shrubs, Leaves opposite or 3-4-nately whorled, coriaceous. 
Flowers slender, in subterminal cymes. Calyx small, deeply 5-fid, eglandular. 
Corolla salver-shaped, tube cylindric ; throat constricted, naked ; lobes 5, narrow, 
overlapping to the left. Stamens in the middle of the tube, filaments ciliate ; 
anthers lanceolate, cells obtuse at the base. Disc 0. — Carpels 2, distinct; style 
filiform, top ovoid or oblong, stigma linear, 2-fid; ovules many in each carpel, 
Zo -seriate. Follicles 2, linear or narrowly linear-oblong, terete, spreading. 
Seeds 2-seriate, oblong, flattened, peltately attached, winged above and below, 
albumen scanty; cotyledons thin, radicle superior. Species 2, an Indian and 
?a Madagascarian. 
E. Rheedii, Wight Ic. t. 1295.—Rheede Hort. Mal. ix. t. 14. 
Maranan and the Concan; at Quilon, Wight; Warree country, Stocks, Gibson. 
Branches twining, slender, terete, Leaves 3-5 by 1-2 in., elliptic or oblong. 
obtusely acuminate, of a peculiar blue-gray hue beneath when dry, coriaceous ; nerves 
10-12 pairs, very slender, spreading; petiole } in, Cymes clustered, few-fld., 1-2 in. 
long, 2-3-chotomously branched; bracts subulate, persistent; pedicels short. Sepals 
ovate, acuminate. Corolla-tube X in., very slender, inflated in the middle; lobes 
lanceolate, acuminate. Ovary elongate; style slender, stigmas long. * Follicles 2-4 
by å in., horizontally divaricate, sessile, straight or slightly curved, acute, coriaceous, 
inner coat separable, Seeds 1} in., dise elliptic, wings quite straight, tips rounded. 
16. ALSTONIA, Br. 
Trees or erect shrubs. Leaves 8-4-nately whorled, rarely opposite. Flowers 
in subterminal corymbose cymes. Calyx short, 5-lobed or -partite. Corolla 
salver-shaped, tube cylindric; throat naked, annulate or with reflexed hairs ; 
lobes overlapping to the right or left. Stamens near the top of the tube, in- 
cluded; anthers subacute. Disc annular, lobed or truncate or 0. Carpels 2 
distinct ; style filiform, top ovoid or oblong, stigma minute or 2-toothed; ovules 
many, oo-seriate in each carpel. Follicles 2, linear, slender. Seeds oblong or 
linear, flattened, peltately attached, often ciliate, albumen scanty ; cotyledons 
oblong, flat, radicle superior.—Disrrrs. Species about 30, tropical Asiatic, 
Malayan, Australian, and Polynesian, 
VOL. III. TT 
