XCV. BORAGINER. 299 
5. HELIOPHYTUM, DC. 
Calyx 5-parted or 5-fid, persistent. Corolla salver-shaped ; 
throat strongly constricted, 5-rayed, the lobes of limb mostly 
undulate. Anthers included. Style very short; stigma capi- 
tate or conical. Nuts 2, separable, 2-celled, 2-seeded, not on a 
common receptacle.— DC. Prod. ix. p. 551. 
Herbs or undershrubs, with the habit of Heliotropium, chiefly American. 
—AH. lineare, A. DC., the only Cape species, is doubtfully referable here ; 
with the habit of a Heliophytum, it has the 4-parted fruit of a Heliotro- 
pum. 
Tribe 4, Borace. 
6. LOBOSTEMON, Lehm. 
Calyx 5-parted, the lobes lanceolate. Corolla funnel-shaped, 
subregular, the tube about equalling the calyx, gradually 
dilating into a nude throat; lobes ovate, acute, suberect, equal. 
Stamens mostly exserted, inserted about or below the middle 
of corolla-tube, each furnished on the inside, at base, with a 
hairy-bordered, erect or reflexed scale (sometimes very small) ; 
anthers subglobose. Style filiform, as long as the stamens ; 
stigma simple. Nuts 4, granulate, sub-3-gonous, imperforate 
at base.—DC. Prod. x. p. 4. 
Herbs or shrubs, all South African, with scattered, sessile, entire leaves, 
and racemose, spiked or capitate, mostly blue or purple or pinkish flowers. 
—40 species, dispersed. 
7, ECHIUM, Tourn. 
Calyx 5-parted (rarely 2-3-4 lobes connate) ; lobes linear- 
lanceolate. Corolla-tube cylindrical or funnel-shaped, the 
limb unequally and obtusely 5-lobed, the throat dilated, nude. 
Stamens unequal, mostly exserted, without any scale or dila- 
tation at base; anthers dorsally fixed. Style filiform, mostly 
exserted ; stigmas more or less 2-lobed. Nuts 4, ovate or tur- 
binate, rugose, scabrous, imperforate at base-—DC. Prod. x. 
p. 13. 
Shrubs or herbs. Leaves alternate, entire, mostly very rough. Flowers 
spiked or panicled, purple reddish or blue.—11 Cape species, besides one or 
two naturalized. 
8. STOMATECHIUM, Lehm. 
Calyx 5-fid, 5-angled; lobes ovate, acute. Corolla tubular, 
regularly 5-lobed, the lobes roundish, erect, the throat with 5 
roundish, fleshy, muricate scales, opposite the lobes. Stamens 
in the middle of the tube; filaments very short; anthers in- 
cluded, acuminate. Style equalling the corolla; stigma simple. 
