Ileliotropium.] txxxix. boragine,® (baker and wright). 39 



cymose ; peduncles up to 1 in. long ; cymes densely many-flowered, up 

 to 3 in. long. Calyx 3 lin. long, divided nearly halfway down into 5 

 linear obtuse lobes. Corolla inf undibuliform ; tube slightly longer than 

 the calyx ; lobes broad, undulate. Stamens inserted about halfway up 

 the corolla- tube ; anthers oblong, 1 lin. long, obtuse at both ends. 

 Ovary minute ; style 1^ lin. long, with numerous reflexed hairs ; stigma 

 conical. Nutlets plano-convex, pubescent on the back. — DC. Prodr. ix. 

 537 ; C. H. Wright in Dyer, Fl. Cap. iv. ii. 9. 



Lower Guinea. Angola : near Mossamedes, very common in dry sandy places 

 around fazenda ■" Boa Vista," Gossweiler, 79 ! German South-west Africa : Herero- 

 lanil, Rautanen, 248 ! Damaraland, in grass fields, Lindner ! 



Also in South Africa. 



20. H. cinerascens, Steud. ex DC. Prodr. ix. 534. Perennial. Stems 

 woody, erect, clothed with whitish tomentum. Leaves petioled, ovate 

 or oblong, acute, narrowed to the bases, 1-2 in. long, not at all crisped, 

 densely pubescent on both sides. Spikes dense, ebracteate, finally 

 2-3 in. long. Calyx densely pubescent, 1| lin. long ; tube as long as 

 the oblong segments. Corolla-tube hairy, half as long again as the 

 calyx, subcylinclric ; lobes small, orbicular, slightly undulate. Style 

 short, thick, retrorsely hairy. Stigma with a conical crest. Nuts 4, 

 tubercled, scabrid.— A. Rich. Tent. Fl. Abyss, ii. 85 ; Engl. Hoch- 

 gebirgsfl. Trop. Afr. 352. 



Nile Land. Eritrea : Keren, 4500 ft., Beccari, 146 ! Arrot Valley, Schwein- 

 furth 8f Biva, 680! around Acrur, Schweinfurth Sf Biva, 1127! Abyssinia, 

 Schimper, 1161 ! Petit, 429 ! Quartin- Dillon $• Petit, 189 ! Plowden ! 



Also in Arabia. 



21. H. Vatkei, Baker. Perennial. Stems much-branched, 

 woody, clothed with aclpressed white bristly hairs : branches virgate. 

 Leaves sessile, linear, obtuse, flat, strigose, 6 lin. long. Spikes long, 

 slender, bracteate, bearing above 20 flowers ; lower pedicels 1 lin. long. 

 Calyx 1^ lin. long, strigose; lobes linear. Corolla 2 lin. long ; tube 

 slightly longer than the calyx, glabrous outside, minutely hairy in the 

 throat ; lobes obtuse. Nuts tubercled, 1 lin. long. — H. thymoides, Yatke 

 in Oest. Bot. Zeitsch. 1875, 166, not of Jaub. & Spach. H. calcareum, 

 Vatkein Linnaaa, xliii. 318 ; Engl. Hochgebirgsfl. Trop. Afr. 352, not of 

 Stocks. 



Nile Land. British Somaliland: Ahl Mountains at Yafir, 6000 ft., Hilde- 

 brandt, 830a or 890a, Serut Mountains, near Maid, Hildebrandl , 1416. 



22. H. rariflorum, Stocks in Hook. Journ. Bot. 1852, 174. Root 

 very thick and woody. Stems short, woody, much-branched, ascending, 

 coated with white tomentum. Leaves small, sessile, linear with re volute 

 edges, densely clothed with short white bristly hairs. Spikes lax, 

 bracteate, 3-5-flowered. Calyx 1 lin. long, clothed with short white 

 bristly hairs ; tube short ; segments ovate. Corolla-tube not longer 

 than the calyx ; lobes suborbicular. Stamens inserted above the middle 

 of the corolla-tube ; style elongated, glabrous ; stigma shortly conical, 



