Heliotropiwm.| | LXXXIX. BORAGINA&/ (BAKER AND -WRIGHT). 43 
31. Hl. somalense, Vatke in O6cst. Bot. Zeitschr. 1875, 166. 
Perennial. Stems slender, virgate, clothed with short adpressed 
whitish bristles. Leaves flat, linear, the lower shortly petioled, 1-2 in. 
long, thinly strigose. Spikes moderately dense, ebracteate, finally 2 in. 
or more long. Calyx under 1 lin. long ; tube very short; lobes lanceo- 
late. Corolla-tube cylindric, 14 lin. long; pubescent outside; limb 
white, 1 lin. in diam.; lobes broadly triangular, obtuse. Stamens 
Inserted about the middle of the corolla-tube. Style glabrous; stigma 
with a conical 2-lobed crest. Fruit 14 in. in diam.; nuts 4, glabrous, 
tubercled. 
Nile Land. British Somaliland: Ahl Mountains, at Damalle, 3000 ft., 
Hildebrandt, 8468, and without precise locality, Mrs. Lort Phillips ! 
Also in Arabia. 
32. Hl. Eduardi, Martelli, Florul. Bogos. 59. Stem erect, shrubby 
at the base, branched, scabrid. Leaves elliptic-oblong, acute, tapering 
into a short petiole, 14-4 in. long, 4—9 lin. broad, entire, scabrid above, 
setose beneath chiefly on the prominent nerves. Cymes spicate, 
axillary and terminal, simple or forked, many-flowered, ebracteate. 
Calyx about 14 lin. long in flower, longer in fruit, setose, divided nearly 
to the base into 4 linear-lanceolate lobes. Corolla about 3 lin. 
long ; tube subcylindric, pubescent outside; lobes plicate-undulate. 
Stamens inserted about the middle of the corolla-tube ; anthers elliptic, 
acute. Style columnar, glabrous, nearly 1 lin. long; stigma subulate, 
as long as the style, minutely 4-toothed at the apex. 
Nile Land. Eritrea: Keren, Beccari, 145! British East Africa: Kilimanjaro 
Exped.; 40-60 miles from the coast, Johnston ! 
Mozamb. Dist. German East Africa: Usambara; Hosiga, Holst, 2531! 
Imperfectly known species. 
33. H. glomeratum, 7Zerracc. in Bull. Soc. Bot. [tal., 1892, 424. 
Leaves linear-subulate, clustered at the nodes. Spike short; flowers 
sessile. Calyx strigose. Nucules smooth, very hairy. 
Wile Land. Somaliland: Gerar-Amaden, Terracciano. 
34. H. africanum, Schwmach. & Thonn. Beskr. Guin. Pl, 87. Stems 
subherbaceous, branched, procumbent, densely hairy upwards. Leaves 
ovate, 2-3 in. long, acuminate, narrowed to the base, rugose, glabrous 
when mature. Spikes leaf-opposed, peduncled, long, ebracteate. 
Calyx-tube short; lobes subulate, erect. Corolla pale blue; tube 3 
times the length of the calyx, contracted and naked at the thoat ; lobes 
orbicular. Anthers inserted in the middle of the corolla-tube, oblong, 
acnte. Stigma capitate. Nuts 4, ovoid, subacuminate.—DC. Prodr. 
1x. 548, 
Upper Guinea. Guinea, Thonning. 
35. H. katangense, Giirke in De Wild. Etudes Fl. Katanga, iii. 
223. Stem about 1 ft. high, suberect, branched, hoary-pubescent. 
