Enicostema.| LXXXVII. GENTIANEE (BAKER AND BROWN). 563 
lobes 5, small, lanceolate. Stamens 5, inserted at the middle of the 
corolla-tube ; filaments filiform, with a small double-hooded scale at the 
base ; anthers erect, not twisted, acute. Ovary 1-celled ; placentas little 
intruded ; ovules many ; style short, subulate ; stigma capitate. Capsule 
oblong, septicidally 2-valved. Seeds many, globose, foveolate.—Erect 
‘herbs, with numerous opposite leaves and many axillary clusters of 
minute flowers.—Slevogtia, Reichb. Consp. 133. 
Species 4; 1 in Madagascar, 1 in Tropical America, and the 2 following. 
Hippion, F. W. Schmidt, is of much earlier date than Enicostema, B1., but 
‘being founded upon plants belonging to 7 different genera (most of them being 
species of Gentiana), and Hippion, Sprengel, also of an earlier date, upon plants 
belonging to 2 distinct genera, cannot be maintained. 
Calyx-lobes narrowly ovate-lanceolate or _linear- 
lanceolate, acute ; : a 3 
Calyx-lobes very broadly ovate or suborbicular, 
obtuse, apiculate : : : : : . 2. £. latiloba. 
1. £. littorale. 
1. E. littorale, Blume, Bijdrag. 848. A perennial glabrous herb, 
-4-18 in. high, branching at the base. Leaves in many pairs, $-3 in. 
dong, sessile, linear, lanceolate or narrowly oblong, acute or obtuse. 
Flowers in axillary clusters all along the stem, sessile. Calyx-tube 
about 4 lin. long ; lobes 3-1 lin. long, 4 lin. broad, ovate-lanceolate or 
linear-lanceolate, acuminate or acute, slightly recurved-spreading at the 
tips, slightly or not at all imbricating at the base, with rather narrow 
ssubmembranous margins. Corolla-tube 24 lin. long; lobes 1-14 lin. 
long. Style slightly thickened upwards.—Griseb. in DC. Prod. ix. 66; 
Hook. fil. Fl. Brit. Ind. iv. 101 ; Klotzsch in Peters, Reise Mossamb. 
Bot. 271. . verticillare, Baill. Hist. Pl. x. 131, partly. Z. verti- 
cillatum, Engl. Pfl. Ost-Afr. C. 313 partly; Knobl. in Bot. Centralb. 
Ix. (1894), 333. Gentiana verticillata, Linn. fil. Suppl. 174 (not of 
Linn). G. verticillaris, Retz. Obs. ii. 15. Slevogtiw orientalis, Griseb. 
in DC. Prod. ix. 65. Hippion hyssopifolium, Spreng. Syst. i, 589 ; 
‘Griseb. Gen. et Sp. Gent. 134. H. verticillatum, O. Kuntze, Rev. 
‘Gen. Pl. 428, and Hiern in Cat. Afr. Pl. Welw. 711, partly (of F. W. 
‘Schmidt ?). Centaurium angustifolium, floribus ex alis sessilibus, Burm. 
Rar. Afr. Pl. 206, t. 74, f. 3. 
Upper Guinea. Gambia: swamps on the north side of the River Gambia, 
Brown Lester ! 
Nile Land. Kordofan: towards Tekele, Kotschy, 224! 
Lower Guinea. Angola: near the sea, south of the city of Benguella, 
Welwitsch, 1517! Mossamedes: near the mouth of the River Bero, Welwitsch, 
1518. 
Mozamb. Dist. German East Africa: Kilimanjaro; below Marangu, 
-82C0 ft., Volkens, 2138! Pare Mountains, Héhnel. Portuguese East Africa: 
mouth of River Kongone, Kirk, 333! Lower Zambesi; opposite Sena, Kirk ! 
British Central Africa: Ngamiland; Kwebe, Lugard, 87! Kalahari Desert; near 
Bachakuru, Lugard, 235! 
Also in South Africa, India and Malay Archipelago, 
The mixture of this plant and Z. latiloba, N. E. Br,, with the American species, 
