£nicostema.] Lxxxvii. gentiane^e (baker and brown). 5(;:-{ 



lobes 5, small, lanceolate. Stamens 5, inserted nt the middle of tiie 

 corolla-tube ; filaments filiform, with a small double-hooded scale at the 

 base ; anthers erect, not twisted, acute. Ovary I -celled ; placenttus 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 axilhiry clusters of 

 minute flowers. — Skvogtia,lR,eichh. Consp. 133. 



Species 4; 1 in Madagascar, 1 in Tropical America, ami Hie 2 fullowinj;. 

 Hippion, F. W. Schmidt, is of much earlier date than Enicostema, Bl., but 

 bt^iiicr founded upon plants belonging to 7 different genera (most of them boinj^ 

 t-pecies of Qentiana), and Hippion, Sprengel, also of an earlier date, uiwn plants 

 l)elonging to 2 distinct genei'a, cannot be maintained. 



Calyx-lobes narrowly ovate-lanceolate or linciir- 



lanceolate, acute 1. ^. lufornle. 



Calyx-lobes very broadly ovate or suborbicular, 



obtuse, apiculate 2. E. latiloba. 



1. E. littorale, Blume, Bijdrag, 848. A perennial glabrous herb, 

 4-18 in. high, branching at the base. Leaves in many pairs, J-:l in. 

 long, sessile, linear, lanceolate or narrowly oblong, acute or obtuse. 

 Flowers in axillary clusters all along the stem, sessile. Calyx-tube 

 about \ lin. long ; lobes |-1 lin. long, i lin. broad, o vote-lanceolate or 

 linear-lanceolate, acuminate or acute, slightly recurved-spreading at the 

 tips, slightly or not at all imbricating at the base, wuth rather narrow 

 submembranous margins. Corolla-tube 2h lin. long; lobes 1-1^ lin. 

 long. Style slightly thickened upwards.— Griseb. in DC. Prod. ix. (Ui ; 

 Hook. fil. Fl. Brit. Ind. iv. 101 ; Klotzsch in Peters, Reise Mossamb. 

 Bot. 271. E. verticillare^ Baill. Hist. PI. x. 131, partly. E. verti- 

 cillatitm, Engl. Pfl. Ost-Afr. C. 313 partly; Knobl. in Bot. Centralb. 

 Ix. (1894), 333. Gentiana verticillata, Linn. fil. Suppl. 174 (not of 

 Linn). G. vei'ticillaris, Betz. Obs. ii. io. Slevogtia orientrdis, Gri.seb. 

 in DC. Prod. ix. 65. Hippion hyssopi folium, Spreng. Syst. i. 5x!l ; 

 Oriseb. Gen. et Sp. Gent. 134. H. verticillatum, O. Kuntze, Rev. 

 Gen. PI. 428, and Hiern in Cat. Afr. PI. Welw. 711, partly (of F. W. 

 Schmidt?). Centaurium angustifolinm.Jioribus exalis sessilibits, Burrn. 

 Bar. Afr. PI. 206, t. 74, f. 3. ' 



Upper Guinea. Gambia: swamps on the north side of the Kiver (Jamhiii. 

 Broion Lester ! 



DTile Xiand. Kordofan : towards Tekele, Kotschy, 22-i ! 



Ibo'wer Crulnea. Angola: near the sea, south of the city of BengTiellu. 

 Welwitsch, 1517! Mosvsamedes : near the mouth of the Kiver Bero, Wehcitsch, 

 1518. 



Mozamb. Dist. German East Africa: Kilimanjaro; below Maranj^u. 

 32C0 ft., VoLkens, 2138 ! Pare Mountains, Ilohnel. Portuguese East Africa : 

 mouth of Kiver Kongone, Kirk, 333 ! Lower Zambesi ; opposite Sena, Kirk- ! 

 British Central Africa : Ngamiland ; Kwebe, Z?/^rt/V(', 87 ! Kalalmri Desert ; near 

 Bacbakuru, Lugard, 235 ! 



Also in South Africa, India and Malay Arcbipela:]:o. 



Tl)e mixture of this plant and E. latiloba, X. E. Br., with the .\merican 8i)ecieu, 



