Dichondra.| XC. CONVOLVULACEEH (BAKER AND RENDLE). 65 
II. Parasitic plants with filiform leafless stems. 
TRIBE VII. Cuseuteze.—Characters of the section. 
Only Tropical African genus : : - : . 28, CuscuTa. 
1. DICHONDRA, Forst.; Benth. et Hook. f. Gen. Pl. ii. 879. 
Sepals subequal, oblong-spathulate, rather accrescent. Corolla 
broadly campanulate, not longer than the calyx; lobes 5, induplicate- 
valvate. Stamens short, inserted in the corolla-tube ; filaments fili- 
form; anthers oblong. Ovary 2-lobed, each lobe 2-ovuled; styles 2, 
gynobasic, short, filiform; stigmas capitate, Capsule 2-lobed ; lobes 
subglobose, membranous, indehiscent, 1-seeded. Seed subglobose, 
smooth ; cotyledons linear-oblong, plicate.—Creeping perennial herbs, 
with slender stems. Leaves petioled, cordate-reniform. Flowers 
minute, axillary, peduncled, single. 
Species 4~5, cosmopolitan, principally American. 
1. D. repens, Forst. Gen. 40, ¢. 20. A perennial herb with 
slender trailing pubescent stems rooting from the nodes. Leaves reni- 
form, {-1 in. broad, more or less silky especially on the lower face, 
long-petioled. Flowers axillary, solitary; peduncles shorter than the 
petiole. Calyx barely exceeding 1 lin. long; sepals oblong to oblong- 
spathulate, pilose on the back and edges. Corolla yellow, slightly 
shorter than the calyx, deeply 5-fid ; lobes elliptic-oblong. Utricles of 
fruit about 1 lin. broad; seed brown, glabrous.—Choisy in DC. Prodr. 
ix. 451; Hallier f. in Engl. Jahrb. xviii. 82, and in Ann. Istit. Bot. 
Roma, vii. 223 ; Hiern in Cat. Afr. Pl. Welw. i. 723 (var. sericea, not of 
Choisy); Baker & Wright in Dyer, Fl. Cap. iv. ii. 83. 
Nile Land. Somaliland? Riva, 1249. Uganda: Kavirondo, Scott-Elliot, 
7062! Whyte! between Eldama Ravine ard Mau Plateau, 7000-8000 ft., Whyte / 
Lower Guinea. Angola: Bumbo, Welwitsch, 626! 
Mozamb. Dist. German East Africa: Kilimanjaro; Marangu, Volkens, 686. 
Also in South Africa, Socotra, Mascarene {slands, St. Helena, and widely spread 
in Asia, Australia, and America. 
2. FALKIA, Linn. f.; Benth. et Hook. f. Gen. PI. ii. 878. 
Sepals subequal, broad, joined at the base. Corolla small, broadly 
funnel-shaped, plicate, 5-angled, slightly lobed. Stamens inserted low 
down in the corolla-tube, not exserted; filaments filiform; anthers 
oblong. Ovary 4-lobed, 4-ovuled; styles 2, gynobasic, filiform ; stigmas 
capitate. Fruit of 4 membranous utricles. Seeds solitary, ovoid or 
globose; testa crustaceous; embryo plicate, with broad cotyledons.— 
Prostrate perennial herbs with cordate-orbicular to oblong leaves and 
small solitary peduncled axillary flowers. 
Species 3, all South African. 
_ I. F. oblonga, Bernh. var. minor, (. H, Wright in Dyer, Fl. Cap. 
lv. ti. 82. Rootstock horizontal, sending out short few-leaved branches 
VOL. IV.—SEC, 2 F 
