Begonia.] lxv. begoniace^ (hooker). 573 



Male fl. : pedicel slender, \-\ in. Sepals 2, orbicular, \ in. diameter, 

 ciliate, and slightly hairy on the back. Stamens in a globose head; 

 filaments connate at the base ; anthers oblong, obtuse. Female fl. : 

 Sepals 2, smaller than in the male. Styles 4, united below ; stigmas 

 peltate, capitate. Ovary \ in., linear, 4-celled, more or less hairy. 

 Capsule 4- angled, narrow, fusiform. 

 Upper Guinea. On rocks, Sierra del Crystal, Mann ! Fl. July. 



7. B. prismatocarpa, Hook. Bot. Mag. t. 5307. Monoecious. Slen- 

 der, dwarf. Stems creeping and rooting below, much branched, tufted, 

 with the petioles laxly hirsute with curled hairs; branches ascending, 

 1—3 in. Leaves alternate 1-2 in. by J-1 in., long-petioled, very obliquely 

 ovate or suborbicular, base rounded or cordate, unequally 2- rarely 

 3-lobed, lobes subacute, irregularly sinuate-toothed, sparingly hairy on 

 both surfaces ; nerves 3-6 from the top of the petiole, slender, hairy 

 beneath. Stipules ovate, ciliate ; petiole 1—3 in. Scapes as long as 

 <ue leaves, axillary, very slender, with one sessile female fl. or two pe- 

 dicelled male and one sessile female fl. at the top ; bracteoles lanceolate, 

 long-ciliate. Male fl. : Sepals 2, suborbicular, yellow, \-± in. diameter, 

 glabrous. Stamens in a globose head ; filaments connate at the base ; 

 anthers oblong, obtuse. Female fl. : Sepals 2, like the male. Styles 

 4, connate below, stigmas capitate ; ovary linear, glabrous, 4-celled. 

 Capsule fusiform, 4-angled, 4-celled, quite glabrous.- — A. DC. Prod. xv. 

 pt. 1, 389. 



Upper Guinea. Fernando Po, on rocks and trees, ascending to 3000 ft., Barter I 

 Mann! Fl. Dec. 



8. B. oxyloba, Welw. mss. Monoecious. Quite glabrous. Root- 

 stock long, woody. Stem 1-2 ft. high, succulent, stout, sparingly 

 branched. Leaves long-petioled, 2-7 in. diameter, membranous, 

 obliquely reniform, unequally palmately 5-lobed, 5-nerved from the 

 deeply cordately 2-lobed base, lobes broadly triangular, irregularly 

 toothed, teeth often hair-tipped; petiole 4—7 in.; stipules f-1 in., 

 ovate-lanceolate, with ciliate teeth and very long points. Cymes short, 

 axillary, 1-2-sexual; peduncle \ in. long; bracts' very variable, elliptic- 

 ovate or oblong, concave, acute. Central male fl. : 1 in. diameter, pedicel 

 slender, 1 in. long;* of other male fl. pedicel J—} in., glabrous. Sepals 

 2, \-\ in. long, orbicular-oblong, rose-red, striped. Stamens subuni- 

 lateral ; filaments free ; anthers linear-obovate, obtuse. Female fl. : 

 more shortly pedicelled. Sepals similar. Styles 3, stigmas forked, 

 arms short, scarcely twisted, stigmatic band continuous. Capsule 

 3-gonous, membranous, bursting irregularly, \-\ in. long, elliptic, 

 acute at both ends ; placentas apparently with 2 spreading lobes. 



Upper Guinea. Fernando Po, alt. 3000 ft., and Cameroons mountains, alt. 4000 ft., 

 Mann I Fl. Dec. and Feb. 



Lower Guinea. Angola, Golungo Alto, Dr. Welwitsch! Fl. July. 



9. B. baccata, Hook. Bot. Mag. t. 5554. Monoecious. Stem 3-4 ft, 

 very robust, as thick as the thumb, densely clothed with ferruginous 



