Ileliotropium.] lxxxix. boragina^e (baker and wright). 43 



31. H. somalense, Vatke in Oest. 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, 1-^ 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 1^ in. in diam. ; nuts 4, glabrous, 

 tubercled. 



Nile Land. British Somaliland : Ahl Mountains, at Damalle, 3000 ft., 

 Hildebrandt, 846b, and without precise locality, Mrs. Lort Phillips ! 

 Also in Arabia. 



32. H. Eduardi, Martelli, Florul. Bogos. 59. Stem erect, shrubby 

 at the base, branched, scabrid. Leaves elliptic-oblong, acute, tapering 

 into a short petiole, H-4 in. long, 1-9 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 1 J lin. long in flower, longer in fruit, setose, divided nearly 

 to the base into 5 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 1-toothed at the apex. 



Nile Land. Eritrea: Keren, Beccari, 145! British East Africa: Kilimanjaro 

 Expecl.; 40-60 miles from the coast, Johnston! 



Mozamb. Dist. German East Africa : Usamhara ; Hosiga, Hoist, 2531 ! 



Imperfectly known species. 



33. H. glomeratum, Terrace, in Bull. Soc. Bot. Ital., 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, Schumach. & 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, 

 acute. Stigma capitate. Nuts 4, ovoid, subacuminate. — DC. Prodr. 

 ix. 548. 



Upper Guinea. Guinea, Thonning . 



35. H. katangense, Gierke in De Wild. Etudes Fl. Katanga, iii. 

 223. Stem about 1 ft. high, suberect, branched, hoary-pubescent. 



