630 CXXII. EUPHORBIACEH (HUTCHINSON). | Centroplacus, 
trifid, densely villous. Female inflorescence subracemose, 2-3 in. long, 
puberulous. Calyx cupular; lobes rounded, short, puberulous outside. 
Disk saucer-shaped, fleshy, 5-lobed, lobes rounded. Staminodes very 
small, rounded, glabrous. Ovary ovoid, densely puberulous or tomen- 
tellous ; styles short, subulate, entire. Entire capsule not seen ; exocarp 
slightly bony, tomentellous outside; endocarp thin, shining inside. 
Seeds ellipsoid, 1? lin. long, 14 lin. broad, black and shining.—Gilg in 
Engl. Jahrb. xl. 516, fig. 8. Microdesmis paniculata, Pax in Engl. 
Jahrb. xxviii. 25, and in Engl. Pflanzenr. Euphorb.-Cluytiex, 108. 
Upper Guinea. Cameroons: Bipinde, Zenker, 1157! 1743! 1761! 1775! 
2030! 2966! 3016! 3109! 3331! 3374! 3478! 
Lower Guinea. Gaboon, Klaine, 1232! Spanish Guinea: Weyn Oko, 
Tessmann, 675! 
Pax, not having seen female flowers, placed this species in Microdesmis, of the 
tribe Galeariee. he genera in this tribe, however, have always a solitary ovule in 
each cell. 
17. AMANOA, Aubl.; Benth. et Hook. f. Gen. PI. iii. 268. 
Flowers monecious. Petals present. Male flowers: Sepals 5, imbri- 
cate. Petals 5, short, scale-like. Disk short. Stamens 95, inserted 
within the disk; filaments free, thick, short or at length elongate; 
anthers thick, dehiscing longitudinally. Rudimentary ovary present, 
3-lobed. Female flowers: Sepals as in the male. Petals sometimes 
obsolete. Ovary subglobose, 3-celled ; stigmas 3, sessile, thick, discoid. 
Ovules 2 in each cell. Capsule separating into 2-valved cocci. Seeds 
solitary by abortion, shining, attached by their inner face; testa crus- 
taceous ; albumen thin or 0. Cotyledons thick, pulpy ; radical short. 
—Trees or shrubs, glabrous. Leaves alternate, coriaceous, entire. 
Stipules adnate to the petiole, coriaceous. Flowers in terminal or axil- 
lary solitary or spicate clusters; males several, females solitary 1n each 
head ; bracts coriaceous. : 
About 12 species, from Madagascar, West Indies, and Tropical South Americ '. 
Leaves rounded, obtuse, and very slightly emarginate 
at the apex 1. A. Schweinfurthi. 
Leaves acuminate. 
Flower-clusters spicate . : : . . - | 2. Aa bra 
Flower-clusters solitary . : ° : . 8 A. 
1. A. Schweinfurthii, Baker ¢: Hutchinson in Kew apie 
1910, 56. A shrub about 10 ft. high, glabrous in all parts. Brane le 
stout, longitudinally grooved; flowering branchlets somewhat aa 
and glaucous. Leaves oblanceolate or oblong-elliptic, sont oe 
slightly emarginate, acute at the base, 3-4 in. long, 3-13 — vt a 
subcoriaceous, shining above, glaucous below ; lateral nerves 12- cel 
each side, arcuate, slightly elevated below; veins lax and sean re 
raised ; petiole smooth or slightly wrinkled, broadly channelled me the 
upper side; stipules obliquely and broadly ovate, 2 lin. broa =) sa 
base, 13 lin. long, coriaceous, doubly keeled on the back. irae 
fasciculate, axillary, arranged on short lateral leafy branchlets. 
