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LOBELIACEZ. 
Ambiguous Rollandia. Shrub. 
5 R.carycina ; leaves oblong-lanceolate, acute at both ends, 
unequally and erosely crenated, flat and pilose above, and reti- 
culately veined, fuscescent and hairy beneath; calyx glabrous, 
with oblong, bluntish, 1-nerved segments ; ovarium olive-formed, 
crowned by the erect calycine teeth ; limb of corolla hairy ; tube 
of anthers hairy about the base and along the furrows. h. G. 
Native of Owahu. Lobélia calycina, Cham. in Linneea. 7. pP 
222. Corolla deciduous. 
Large-calyxed Rollandia. Shrub. 
Cult. See Clerméntea, p. 698. for culture and propagation. 
UI. CYA‘NEA (from «vaveoe, kyaneos, blue; colour of 
flowers). Gaud. in Freye. voy. pt. bot. p. 457. 
Lin. syst, Pentdndria, Monogiynia. Calyx adhering to the 
ovarium, 10-furrowed, longer than the limb, which is foliaceous 
and 5-parted ; segments oblong, with reflexed undulately curled 
margins. Corolla tubular, cylindrical, arched; limb 5-parted, 
somewhat bilabiate. Stamens 5, with combined filaments, and 
cohering bearded anthers. Stigma capitate, simple, ciliated with 
hairs. Capsule baccate, 10-furrowed, indehiscent, 2-celled, 
crowned by the permanent calyx ; cells many-seeded. 
1 C. Griwesta'na (Gaud. |. c. p. 458. t. 75.) branched ; 
leaves large, pinnate-parted, smoothish, with lanceolate coarsely 
toothed segments; petioles, rachis, and peduncles beset with 
tubercular prickles; segments of calyx large. h.G. Native 
of the Sandwich Islands. Lobélia Grimesiana, Gaud. mss. Hook. 
et Arn. in Beech, voy. pt. bot. p. 88. 
Grimes’s Cyanea. ` Shrub. 
Cult. See Clerméntea, p. 698. for culture and propagation. 
IV. DELI'SSEA (named after A. M. Delisse, a physician 
from the Isle of France, and naturalist to the French expedition 
under D’Entrecasteaux, to the South Seas—from 1800 to 1804). 
Gaud. in Freye. voy. pt. bot. p. 457. 
Lin. syst. Pentdndria, Monogynia. Calyx closely adnate 
to the ovarium; limb free, 5-toothed, permanent. Corolla 
tubular, arched, deciduous; tube cylindrical, undivided; limb 
5-parted, somewhat bilabiate; segments narrow. Stamens 5, 
with connate filaments, and cohering anthers: the two lower 
ones bearded. Stigma 2-lobed, girded by hairs. Capsule bac- 
cate, crowned by the permanent calyx, 2-celled, indehiscent ; 
cells many-seeded.—Shrubby lactescent plants. Leaves scat- 
tered, exstipulate, entire. Flowers racemose, axillary, pale red, 
or whitish red ; pedicels unibracteate at the base. 
1 D. suscorpa'ra (Gaud. l. c. p. 457. t. 77.) branched ; 
leaves ovate, sharply toothed, glabrous. . h. G. Native of the 
andwich islands. Lobélia subcordata, Gaud. mss. 
Subcordate-leaved Delissea. Shrub. 
2 D. unpuxa‘ra (Gaud. l. c. t. 78.) stem simple ; leaves ob- 
long, sharply and coarsely toothed, glabrous, with undulated 
margins. h. G. Native of the Sandwich Islands. Lobélia 
undulata, Gaud. mss. 
Undulated-leaved Delissea. Shrub. 
3 D. acumina‘ra (Gaud. l. c. t. 76.) branched; leaves ob- 
long, doubly denticulated, hairy on both surfaces. h. G. Na- 
tive of the Sandwich Islands. Lobélia Delisseàna, Gaud. mss. 
Lobèlia acuminàta, Hook. et Arn. in Beech. voy. pt. bot. p. 88. 
Acuminated-leaved Delissea. Shrub. 
4 D. axcustiròLIa (Cham. in Linnæa. 7. p. 219.) glabrous ; 
leaves on long petioles, narrow-lanceolate, flat, acute, bluntly 
serrated ; calyx at first 5-toothed : teeth minute, ciliated, but 
afterwards toothless, with undulated edges; corolla smooth, 
without papillæ. h.G. Native of Owahu. Stem quite sim- 
ple.? Pedicels axillary at the top of the stem, forming a co- 
rymb. Filaments ciliated. Lobes of stigma pilose on the back. 
HI. CYANEA. 
IV. Deuissea. V. PRATIA. 699 
Narrow-leaved Delissea. Shrub. 
Cult. For culture and propagation see Clerméntea, p. 698. 
V. PRA‘TIA (named in memory of M. Prat-Bernon, of the 
French navy, who accompanied Freycenet, but died a few days 
after the expedition sailed). Gaud. in Freyc. voy. pt. bot. p. 
456.—Lobélia species of authors. 
Lin. syst. Pentdndria, Monogynia. Calyx adnate to the ova- 
rium; limb free, 5-toothed (f. 119. a.). Corolla funnel-shaped, 
cleft on the back, even to the base; limb 5-parted, spreading, 
unilabiate (f. 119. b.). Stamens 5, with the filaments combined 
into the tube above, and the anthers cohering; the two lower 
anthers mucronate (f. 119. d.). Stigma 2-lobed. Capsule co- 
vered by the fleshy calyx, 2-celled (f. 119 e.), indehiscent ; 
cells many-seeded.—Small herbs. Stems filiform, branched. 
Leaves thickish. Flowers axillary, solitary, pedunculate, rarely 
corymbose, of a pale violet colour; peduncles bracteolate. 
1 P. re‘pens (Gaud. in Freye. voy. p. 456. t. 79.) glabrous ; 
stems creeping; leaves petiolate, rather reniform, undulately 
subcrenated. 2%. F. Native of the Falkland Islands. Lobélia 
Pratiana, Gaud. mss. Flowers bluish-violet (f. 119.). 
Creeping Pratia. Pl. creeping. 
2 P.? ere’cra (Gaud. l. c.) stems nearly erect; leaves ses- 
sile, ovate-lanceolate, remotely and sharply toothed. YJ. G. 
Native of New Holland, on the east coast, at Port Jackson. Lo- 
bélia? céncolor, R. Br. prod. p. 562. 
Erect Pratia. Fl. May, June. Clt. 1819. 
3 P. corympBosa; gla- 
brous ; stems weak, an- 
gular, branched ; supe- 
rior leaves linear-spatu- 
late: lower ones round- 
ish, running into the pe- 
tioles: all deeply ser- 
rated; flowers disposed 
in dense pedunculate co- 
rymbs; XY. G. Native 
of the Cape of Good 
Hope. Lobèlia corym- 
bòsa, Hook. in bot. mag. 
t. 2639. Flowers pure 
white, richly dotted with i 
purple, capitate. Filaments and anthers combined ; the latter 
bluish purple. Stigma capitate, surrounded by a circle of hairs. 
Corymbose-flowered Pratia. Fl. June, July. Clt, 1824. Pl. 
decumbent. 
4 P. nepera'cea (Cham. in Linnea. 7. p. 212.) glabrous ; 
stems filiform, creeping ; leaves on short petioles, orbicular, cre- 
nately toothed. Y. F. Native of Brazil, on the banks of the 
Uruquay, along with Hydrocétyle pusilla, and other parts of 
Brazil. Corolla bluish, villous inside. Filaments ciliated inside. 
Pedicels exceeding the leaves. 
Ivy-like Pratia. Pl. creeping. ; 
5 P. BEGONIÆFÒLIA ; leaves roundish-cordate, serrated, petio- 
late, hairy on both surfaces, oblique at the base; pedicels soli- 
tary ; calycine segments linear-subulate ; stems filiform, creep- 
ing, hairy. Y. G. Native of Nipaul, at Suembu, in fields 
near the town of Katmandu, and near water-courses and springs. 
Lobélia begonizefolia, Wall. in asiat. res. 13. p. 377. Hook. 
bot. mag. with a figure. L. obliqua, Ham. mss. ex D. Don, 
prod. fl. nep. p. 158. Herb rather canescent. Flowers small, 
blue. Fruit round, fleshy, about the size of a pea, purple, with 
numerous flattened brownish seeds attached to 2 thick septal 
placentas. 
Begonia-leaved Pratia. Pi. 
creeping. 
402 
Pl. 1 foot. 
FIG. 119. 
Fl. June, Aug. Clit. 1827. 
