BORAGINEZE. XXXV. HzrrornoriUM. 359 
16 H. coriaceum (Lehm. pug. 1. p. 20.) stems shrubby, 
erect; leaves petiolate, broad-lanceolate, acute, scabrous, canes- 
cent beneath, coriaceous ; spikes terminal, aggregate ; tube of 
corolla 3 times longer than the calyx. k. G. Native of 
Mexico. Stem branched. Spikes sub-corymbose, many-flow- 
ered; flowers sessile, secund, aggregate. Calycine segments 
linear. Corolla lilac. Segments roundish, obtuse. Carpels 4, 
oblong, wrinkled. 
Coriaceous-leaved Heliotrope. Shrub 
17 H. riwiróriuM (Lehm. in act. soc. serut. hal. 3. p. 8.) 
stems shrubby, panicled, glabrous; leaves linear, nearly glab- 
rous; spikes racemose, solitary, filiform, lateral and terminal, 
elongated ; flowers distant, pedicellate. 5. GG. Native of the 
Cape of Good Hope.  Myosótis fruticósa, Lin. mant. p. 201. 
Willd. spec. 1. p. 748. Lam. ill. 1l. p. 395. no. 1773. Lehm. 
asper. p. 35. Leaves glaucous green, beset with minute, incum- 
bent strigee on both surfaces. Corolla white, twice or thrice 
longer than the calyx. Fruit hispid. This differs from H. 
Zeylánicum, particularly in the stem and leaves being nearly 
glabrous, and in the flowers being pedicellate. 
Flax-leaved Heliotrope, or Turnsole. Fl. June, Sept. Clt. 
1815. Shrub 1 to 2 feet. 
18 H, Zeyxa’nicum (Lam. dict. 3. p. 94. ill. p. 393. no. 
1762.) stem shrubby, branched, pilose; leaves linear, scabrous 
above and villous beneath; spikes terminal, filiform, solitary, 
elongated; flowers sessile. h. S. Native of Ceylon and 
Arabia Felix. Willd. spec. 1. p. 744. Lehm. asper. p. 37. 
H. Curassávicum, 9, Zeylánicum, Burm. ind. p. 41. t. 16. f. 2. 
H. fruticósum, Forsk. descr. p. 38. Flowers small, white. 
Ceylon Turnsole. Fl. July, Aug. Clt. 1818. Shrub 1 foot. 
19 H. WirrprNówri; stem shrubby, erect; leaves lanceo- 
late, narrowed at the base, mucronate at the apex, clothed with 
strigose down, hoary while young; spikes conjugate, or by 
threes, axillary. h. S. Native of Brazil. H. canéscens, 
Willd. herb. ex Lehm. asper. p. 38. but not of Kunth, Stem 
strigose above; young branches hoary. Corollas small, white. 
Carpels rather hispid. 
Willdenow's Heliotrope, or Turnsole. Shrub. 
20 H. rnunpa'tum (Swartz, prod. p. 40. fl. ind. occ. 1. p. 
343.) stem frutescent; leaves oblong, obtuse, canescent from 
hairs ; spikes terminal, erect, by fours. h.S. Native of the 
West Indies, Mexico, and Brazil, along the sea-shore. Willd. 
spec. l. p. 741. Lehm. asper. p. 39. H. procümbens, Lehm. 
H. canéscens, Willd. and H. cinéreum, Willd. are said to be 
the same, ex Cham. in Linnea, 4. p. 456. Stem and branches 
canescent from adpressed villi. Spikes sessile. Flowers white ? 
Inundated Turnsole, or Heliotrope. Shrub. 
21 H. pecu’mpens (Lehm. in act. nat. scrut. hal. 3. p. 16.) 
stem shrubby, decumbent; leaves elliptic, roundish-obovate, 
obtuse, strigose ; spikes filiform, solitary, conjugate, or by threes, 
lateral or terminal. h.S. Native of Cumana, Bardones, and 
Cumanocoa, in woody places, where it is called Rava de Alaras. 
Lehm. asper. p. 39. H. procümbens, H. B. et Kunth, nov. 
gen. amer. 3. p. 88. Stem and branches beset with incumbent 
hairs at top, as wellas the leaves. Calyx unequal Flowers 
small, white, much crowded. Carpels rugose, hispid. 
Decumbent Heliotrope, or Turnsole. Shrub decumbent. 
22 H. cra‘cize (R. Br. prod. p. 493.) stem erect; leaves 
oblong-lanceolate, flat, acutish, greyish on both surfaces from 
adpressed hairs; spikes conjugate or solitary; calyxes une- 
qual. kh.S. Native of New Holland, and of Brazil, on the 
sea-shore. Lehm. asper. p. 40. The var. 8, depréssum, Cham. 
in Linnea, 4. p. 457. a native of Brazil, may be a distinct 
species. Stem decumbent. 
Slender Turnsole, or Heliotrope. Shrub erect. 
23 H. svrwirrs (Spreng. syst. l. p. 539.) stem shrubby, 
branched, very villous; leaves ovate-oblong, attenuated at both 
ends, entire, villous, on long petioles ; spikes conjugate, lateral ; 
tube of corolla equal in length to the calyx. h.F. Native of 
Upper Egypt. H. villósum, Sieb. H. cinéreum, R. Br. H. 
Künzii, Lehm. 
Syenite Heliotrope. Shrub. 
24 H. pitosum (Ruiz. et Pav. fl. per. 2. p. 3. no. 7. t. 110. 
f. a.) stem suffruticose, procumbent; leaves broad-lanceolate, 
pubescently pilose; spikes short, usually by fours. h.G. 
Native of Peru, on arid hills about Lima. Lehm. asper. p. 41. 
Plant canescent. Spikes lateral and terminal. Calyxes une- 
qual. Corolla white; tube pilose outside, longer than calyx. 
Fruit hispid. 
Pilose Turnsole, or Heliotrope. P]. procumbent. 
25 H. microca‘tyx (Ruiz. et Pav. fl. per. 2. p. 3. no. 5. t. 
109. f. b.) stem shrubby, erect; leaves oblong-lanceolate, sub- 
acuminated; spikes dichotomous, opposite the leaves; calyx 
small, 5-toothed. ^. G. Native of Peru, on hills. Lehm. 
asper. p. 42. Plant very downy. Corolla white, twice as long 
as the calyx. 
Small-calyxed Turnsole, or Heliotrope. Shrub erect. 
26 H. nu'mice (Lam. ill. p. 393. no. 1757. Lehm. in act. 
nat. scrut. hal. 3. p. 11.) stem suffruticose, depressed ; leaves 
petiolate, lanceolate-ovate, acute, repand, villous ; spikes soli- 
tary, lateral, pedunculate. h.S. Native of the West Indies. 
Lehm. asper. p. 43. Branches pilose. Leaves green above, 
and paler beneath. Flowers crowded. Corolla white; tube 
length of calyx. Nut rugose from numerous dots. 
Humble Turnsole, or Heliotrope. Fl. May, June. Cit. 
1752. Shrub 1 foot. 
27 H. ranvirLóRUM (Lin. mant. p. 201.) stem herbaceous, 
erect; leaves opposite, petiolate, oblong-ovate, hairy; spikes 
solitary and conjugate; flowers small. ©.S. Native of the 
East Indies, and of the West Indies, in St. Thomas, by way- 
sides. Willd. spec. 1. p. 741. enum. 1. p. 174. Horn. hort. 
hafn. 1. p. 172. H. angiospérmum, Murr. prod. goett. p. 217. 
—Dill. elth. p. 178. t. 146. f. 175. Stem pilose. Lateral 
spikes usually solitary: terminal ones conjugate. Calyxes 
unequal. Corollas small, a little longer than the calyx; tube 
green, ventricose ; limb white; segments intersected by plice ; 
throat pilose. Carpels rugose and hispid. 
Small-flowered 'l'urnsole, or Heliotrope. 
Clt. 1732. Pl. 11 foot. 
28 H. ConowAxpzELIA'NA (Retz. obs. 2. p. 9. Vahl. symb. 1. 
p. 13.) stems herbaceous, prostrate ; leaves petiolate, obovate- 
oblong, canescent from incumbent hairs; spikes solitary or 
conjugate, lateral or terminal; calyxes unequal. ©. S. Native 
of Coromandel and Bengal. Willd. spec. 1. p. 743. Lehm. 
asper. p. 46. Roxb. in Wall. fl. ind. 2. p. 2. Root simple, 
woody. Stems many from the same root, at first prostrate, then 
ascending, grey from adpressed hairs. Spikes and calyxes pilose. 
Corolla white, pilose outside; tube longer than the calyx. 
Var. B, ovalifolium (Lehm. asper. p. 47.) leaves oval, villous, 
silky; spikes conjugate and simple; calyxes unequal; stigma 
nearly sessile, bearded at apex ; stem erect or decumbent. ©. 
H. Native of Arabia Felix, and New Holland, within the 
tropic. H. ovalifolium, Forsk. descrip. p. 38. R. Br. prod. p. 
493, This variety differs from the species in its larger stature ; 
in the branches and leaves being densely villous and silky ; and 
in the carpels being pilose. Perhaps a distinct species. 
Coromandel Turnsole, or Heliotrope. Fl. July, Nov. Cit. 
1812. Pl. prostrate. 
29 H. Carz'usz (Swartz, in litt. Lehm. in act. nat. scrut. hal. 
3. p. 18, asper. p. 50.) stem herbaceous, erect, branched ; leaves 
Fl. July, Sept. 
