160 
1270. PENTANDRIA, MONOGYNIA. CONVOLVULACEJE. 
IPOMCE A BATATOI DES. || Plant, 8 f ee MI .Stove herbaceous perennial, Mexico, 
Leaf, 2 inch I . * 
MALE JALAP. II Flower, 3 inch II 1840, flowers in summer, pur & crim. 
Ipomoea, see No. 182. A plant known in gardens under the name of Ipomcea 
purgans, furnishes the Jalap of commerce, so, also, does the present species, 
which is handsome and easily managed in a cool stove. bot. reg. 30, mi. 
1271. TETRANDRIA, MONOGYNIA. PROTEACE*. 
ISOPO'GON FORMO'SUS. 1 Plant, 4 feet j Greenhouse evergreen shrub fromNew 
handsome ISOPOGON. | Flower, 1 inch || Holland# 1805, flowers in July, pink. 
Isopogon, see No. 117. “ A greenhouse shrub, remarkable for its hard, neat, 
rigid, divided leaves, and heads of purple flowers. Propagated by ripened cut- 
tings, struck under a bell-glass.” Reintroduced in 1824. bot. reg. 1288 . 
1272. DIDYNAMIA, ANGIOSPERMIA. SCROPHULARIACE*. 
PENTSTE'MON ACUMINA TUMjj Plant, j foot Hardy herbaceous perennial, N.Amer- 
POINTED-LEAVED PENTSTEMON. II Flower, l£ inch II ica, in 1827, flowers in June, purple. 
Pentstemon, see No. 232. Nearly all the Pentstemons are beautiful, and that 
under consideration excelled but by few. It has, however, a decided drawback — 
the difficulty of its culture unfits it for common growth. bot. nEG. 1285. 
1273. ICOSANDRIA, POLYCYNIA. ROSACE*. 
POTENTIL'LA INSIG’NIS. Il Plant, 2 feet? II Hardy perennial, North India, 1840, 
Leaf, 2 inch J - 
SPECIOUS CINQUEFOIL. || Flower, lj inch II flowers from June to Sept, yellow. 
Potentilla, see No. 730. A showy plant, raised in the London Horticultural 
Society’s Garden from Indian seeds. Dr. Lindley reasonably suggests that it 
would suitably hybridize with atrosanguinea, or Nepalensis. bot. reg. 37, mi. 
12*4. DIANDRIA, MONOGYNIA. LABIAT*. 
SAL'VIA 1 1 1 A N S. il Clant, 1 foot Hardy herbaceous perennial, Cash- 
GAPING SAGE. || Flower, 1J inch II mere, 1839, flowers May, blue & white. 
Salvia, see No. 699. Like some others of the genus, this plant is rather coarse, 
but somewhat showy. It is in the London Horticultural Society’s Garden, and 
will, ere long, be common in the nurseries. bot. rec. 39, mi. 
1275. PENTANDRIA, MONOGYNIA. VIOLACE*. 
SCHIVEIGGE'RIA pauciflo’- | Plant, 5 feet II Stove shrub, from Brazil, in 1839, 
RA. FEW-FLOWD. PRONG violet. || Flower, ?i Inch II flowers in Nov. & December, white. 
Named Schweiggeria in compliment to Professor Schweigger, a botanical au- 
thor. This little bush and its flowers have the common appearance of a violet, to 
which it is nearly allied. Not in any degree showy. bot. reg. 40, mi. 
1276. PENTANDRIA, MONOGYNIA. LOBELIACE*. 
SIPHOCAM'PYLUS p.evolu'-|| Plant, 5 feet II Greenhouse herbaceous peren., Amer- 
tus. hevolute siphocampylus.I Flower, lj SSch II ica, 1839? flowers in February, crim. 
Siphocampylus, see No. 507. A plant which is easily cultivated in the green- 
house, and makes a pretty appearance. ‘This,’ says Dr. Graham, ‘ is a true Si- 
phocampylus, unlike S. bicolor, of Don, which is a true Lobelia, botanist, 227. 
1277. CYNANDRIA, DIANDRIA. STVLIDIACE*. 
STYLI'DIUM CILIA'TUM. H Plant, 1 foot » Greenhouse herbaceous peren. Swan 
CILIATED-LEAVED STYLIDIUM. || F^wer, 3s inch 1 River, 1840 ? flowers in July, yellow. 
Stylidium, see No. 1101 . Not a very attractive plant, either in or out of flower, 
unless it be for the peculiar irritability of its column, which springs across the 
corolla with impetuosity on being touched. bot. mac. 3883. 
