Heliotropium.| UXXXIX., BORAGINEZ (BAKER AND WRIGHT), 37 
14. H. supinum, Linn. Sp. Pl. ed. i.130. Annual, hirsute, much 
branched. Stem decumbent atthe base. Leaves opposite or alternate, oval 
or oblong, obtuse, cuneate at the base, more or less crenate, densely hairy 
on both surfaces, up to 18 by 6 lin., shortly petioled. Spikes simple or 
once forked, dense, ebracteate. Calyx 14 lin. long, hairy outside ; lobes 
5 a8 long as the tube, obtuse. Corolla-tube as long as the calyx ; lobes 
exserted, very short, rounded. Stamens inserted just below the middle 
of the corolla-tube. Ovary glabrous; style as long as the ovary. 
Mature nutlets 1-2 to each flower, 2 lin. long, enclosed in the persistent 
calyx, plano-convex, dark brown, witha lighter brown border, obscurely 
tubercled.—Lehm. Pl. Asper. 48, excl. syn. Forsk. ; Sibth. Fl. Greca, 
t. 157; DC. Prodr. ix. 533 ; C. B. Clarke in Hook. f. Fl. Brit. Ind. iv. 
149 ; Engl. Hochgebirgsfl. Trop. Afr. 351; Hiern in Cat. Afr. Pl. 
Welw. i. 717; Giirke in Warb. Kunene-Samb. Exped. 347; C. H. 
Wright in Dyer, Fl. Cap. iv. ii. 8. H. ambiguum, DC. Prodr. ix. 583. H. 
coromandelianum, Raddiex DC. 1.c. Lithospermum heliotropioides, Forsk. 
Fl. Agypt.-Arab. 39. Piptoclaina supina, G. Don, Gen. Syst. iv. 364. 
Wile Land. Soudan: Khartoum, Schweinfurth, 874! Broun ! Sennar, Kotschy, 
336! Kordofan; Hogeli, Kotschy, 210! Abyssinia: Urahut district, Schimper, 
1782! and without precise locality, Schimper, 1339! Galla: Lake Zuai, Wellby ! 
British East Africa: Lake Rudolph, Wellby ! 
Lower Guinea. Angola: Mossamedes: near San Joao de Caroca, Welwitsch, 
5287! by the River Bero, Welwitsch, 5286 ; between Ediva and Humbe, Baum, 70! 
Huilla, Johnston ! 
Also in North and South Africa, South Europe, the Canary Islands, and India, 
15. H. undulatum, Vahl. Symb.i.13. Perennial, much-branched. 
Stem slender, suberect, densely clothed with white bulbous-based 
bristles. Leaves scabrid on both surfaces, undulate, the upper lanceo- 
late, sessile, the lower oblong, tapering into a short petiole, up to 24 in. 
long and 7 lin. broad. Spikes many, short, dense, ebracteate. Calyx 
1 lin. long, hairy outside ; lobes 5, oblong, truncate, as long as the 
tube. Corolla 1 lin. long; tube slightly inflated near the middle; 
lobes short, rounded, much undulated. Stamens inserted about half- 
way up the corolla-tube ; anthers lanceolate, acute. Style short, thick, 
glabrous; stigma conical. Fruit globose, almost 2-winged, pilose at 
first, finally glabrous; nutlets 4, rugose.—DC. Prodr. ix. 536; C. B. 
Clarke in Hook. f. Fl. Brit. Ind. iv. 150; Schmidt, Beitr. Fl. Cap. 
Verd. Ins. 225; Hiern in Cat. Afr. Pl. Welw. i. 718. H. crispum, 
Desf. Fl. Atlant. i. 151, t. 41. H. persicum, Lam. Encycl. iii. 94 ; 
DC. Lec. 537; Boiss. Fl. Orient. iv. 147. H. ramosissinvwm, Sieber ex DC. 
le. H. eriocarpum, Delile ex Lehm. Asper. 55. H. paradoxum, Vatke 
in Oest. Bot. Zeitschr. 1875, 167. H. nubicum, Bunge in Bull. Soc. 
Nat. Mose. xlii. i. 330 (1869). H. cressoides, Franch. Sert. Somal. 46. 
Lithospermum hispidum, Forsk. Fl. Aagypt.-Arab. 38. 
Upper Guinea. Senegambia: Mbidjem, Thierry, 51! Sor Island, Brunner, 
27! Senegal, Dollinger, 1! Roger, 40! Sieber, 11! Northern Nigeria: Bornu : 
Kuka, on Lake Chad, Vogel, 12! and without precise locality, Elliot, 122! 
Wile Land. Nubia: coast region, Bent/ between Suakin and Berber, 
Sehweinfurth, 280! Soudan: near Khartoum, Petherick! Sennar, Kotschy, 279 ! 
