ANONACEZ OF BRITISH INDIA. 143 
at the base only. Torus flat, or hollow and enclosing the carpels, Sfamens oblong, 
truncate or connective produced; anther-cells remote or contiguous, often septate and 
with a large pollen-grain in each cellule. Ovaries 1 or more ; style long, clavate ; ovules 
2—6 or more, 1- to 2-seriate. Ripe carpels long or short, continuous or moniliform, 
usually several-seeded. Distrib.—Tropics generally ; species 60 to 70.—Closely allied to 
Melodorum, but very different in habit. 
Leaves quite glabrous. 
Reaves! ‘Gor? in: lone «ho aah Ps oy een) cow tee, le: Acvorvaniia: 
Leaves between 3 and 5 in. long. 
Ripe carpels cylindric. 
Ripe carpels boldly tubercled . . . ..... =. «= X. dicarpa. 
Hipe. carpels smooth 20k aw ok ms 0! ss eee’ On Aw a arayana. 
Ripe carpels obovoid, smooth. . .......2. 2. «4 X. parvifolia. 
pees between 2 and 3 in. long. 
Flowers always solitary; pedicels with 2 or 3 orbicular 
bracteoles; apical process of stamens rounded; anther- 
cells septate . . . . : d. A. Baingayi. 
Flowers solitary or in pairs, ae in. init Reais with 
orbicular basal bracteoles ; apical process of stamens rounded ; 
anther-cells septate . . . . Sten ep Ae, Ae Oke Mietiiata, 
Flowers in fascicles or solitary, ‘75 in. long; pedicels 
ebracteolate; apical process of stamens oblong; 
anther-cells not septate . . Spiga hs eke f ABOR: 
Leaves glabrous on both surfaces, the midrib aldale pabeasse 
in its lower half on the upper surface; length 5:5 to 
Domine es Oe ee a a BA RP er Ourten, 
Leaves glabrous on the upper surface (the midrib pubescent in 
caudata) ; the lower slightly pubescent or puberulous. 
Leaves more or less lanceolate, acute or acuminate, not at 
all obovate. 
Leaves 2 or 3 in, long. 
Leaves not glaucous beneath. 
Flowers 1 in. Rasa in j3- to 5-flowered racemes, 
axillary . 9, X. nigricans. 
Flowers °5 to 15 aH jones paths eee . 10, X. eltiptica. 
Flowers ‘2 to ‘25 in. long, in axillary clusters 
of 1 to 3 a Nit lg a hla alas ag 11. X. caudata. 
Leaves glaucous beneath . 12, X. stenopetala. 
Leaves 3°5 to 5° in. long. 
Leaves not glaucous beneath; petals oblong 
Leaves glaucous beneath; petals linear, very narrow - 
13. X. Champion. 
12. X. stenopetala. 
Leaves more or less obovate or oblanceolate, 4 to 7 in. long. 
Leaves 1°75 to 4 in. broad; flower pedicels -2 to *25 in. i 
long ; ripe carpels broadly ovoid, blunt, sub-glabrous . 14. X. Scortechinii. 
