38 lxxjeix. boragixe^e (baker and wright). [Heliotropium . 



4/76! Kordofan, Kotschy, 11 ! 255! Pfund, 68! 105! 448! White Nile, Schwein- 

 furth, 907. 



Extends from the Cape Verde Isles through North Africa, Arabia, Socotra and 

 Tropical Asia. 



16. H. hirsutissimum, Vaike in Oest. Bot. Zeitschr. 1875, 167. 

 Perennial. Stems much-branched, densely clothed with spreading 

 bristly hairs. Leaves petioled, ovate-oblong, 6-18 lin. long, broadly 

 rounded at the base, repand at the margin, densely hairy, with white 

 tubercles on both sides. Spikes solitary or in pairs. Calyx-lobes linear. 

 Corolla-tube hairy, 4 times the length of the calyx. Stigma short, conic, 

 with an entire crest. Nuts unknown. — Linmea, xliii. 320. 



Wile land. British Somaliland : Ahl Mountains, near Damalle, Hildebrandt, 

 846a. 



17. H. erosum, Lehm. in Neue Schr. Naturf. Ges. Halle, iii. ii. 

 (1817) 15. — Perennial. Stems slender, ascending, densely clothed 

 with short whitish bristly hairs. Leaves oblong, obtuse, densely hairy 

 on both sides, narrowed to the base, the upper sessile, the lower petioled. 

 Spikes like those of H, undulatnm, very dense, short, ebracteate. 

 Calyx densely hairy, 1-1-J- lin. long ; tube short ; lobes linear. Corolla 

 white; tube very hairy, longer than the calyx; lobes rounded, with 

 intermediate folds. Anthers inserted below the middle of the corolla- 

 tube, oblong-lanceolate. Style short, glabrous; stigma conical, ^ lin. 

 long. Fruit globose, hairy, as long as the calyx ; nuts cohering in 

 pairs, not winged. — PL Asper. i. 54 ; Hiern in Cat. Afr. PI. Welw. L 

 719. Heliophytum erosum, DC. Prodr. ix. 552. 



Upper Guinea. Senegambia, Sieber, 10, ex DC. 

 Also in the Canaries and Cape Verde Islands. 



18. H. oliverianum, Schinz in Verhandl. Bot. Ver. Brandenb. 

 xxx. 268. A densely hirsute perennial herb. Leaves sessile or shortly 

 petioled, ovate, lanceolate or subelliptic, obtuse, tapering towards the 

 base, |-lj in. long, 2-6 lin. wide, densely hairy on both sides, margins 

 more or less undulate. Cymes l-3i in. long, dense-flowered. Calyx 

 clothed with patent dull yellowishgreen hair-, 5-partite ; segments 

 linear, 3 lin. long. Corolla-tube 4| lin. long, pubescent on both sides ; 

 lobes very small, rounded, yellow. Anthers glabrous, inserted near the 

 base of the corolla, not appendaged. Style thick ; stigma depressed- 

 conic, minutely 2-lobed. Nutlets obliquely ovoid, pubescent, 1 lin. long. 

 — H. anchusanthum, Hiern in Cat. Afr. PI. Welw. i. 718. 



lower Guinea. Angola: Mossamedes ; heights of Porto de Pinda, Wel- 

 witsch, 5295! near Praia da Amelia, Wehvitsch, 5296! between Cabo Negro and 

 Mossamedes, Wehvitsch, 5297. German South-west Africa : Zwartbank Mountains, 

 near Walfish Bay, Stapff; Namib Flats, Belch, 55 ; Hereroland, Schinz ! 



19. H. tubulosum, E. Meyer in Dreg e, Zwei Pflanzengeogr. Docu- 

 mente, 93. Whole plant densely hirsute, 5 in. or more high. Stem 

 terete, up to 3 lin. in cliam. Leaves lanceolate, acuminate at both ends, 

 up to 11 in. by 5 lin. ; petiole up to 6 lin. long. Panicle terminal, 



