70 a THE DICTIONARY OF GARDENING, » 
Pentagonia—continued. — 
. Wendlandi (Wendland’s). „H. yellow, produced in clusters 
from the axils of the upper leaves; corolla tubular-sub-urceolate, 
ARE l. very shortly petiolate, coriaceous, obovate-lanceolate, 
slightly acute, rounded at base, some of them 14ft. long; petioles 
thick, naked. h. 2ft. 1861. (B. M. 5230.) 
PENTAGYNIA. A Linnean artificial order, cha- 
racterised by five-styled flowers. 
 PENTAMEROUS. Consisting of five members in 
a circle. 
PENTANDRIA. A Linnean class, characterised 
by its flowers having five stamens. 
PENTAPERA (from pente, five, and pera, a bag; re- 
ferring to the five-celled ovary). ORD. Hricacew. A mono- 
typic genus, the species being an ornamental, half-hardy, 
evergreen, Heath-like shrub. For culture, see Erica. 
„ sicula (Sicilian). flesh-coloured or white, sub-terminal, 
„ tet 9 — — nodding, rather large for 
the plant; sepals five, equal, ovate, acute, persistent; corolla 
marcescent, much larger the calyx, globose-sub-urceolate, 
the lobes revolute, contorted. May. l erecto-patent, verti- 
cillate, linear-oblong, obtuse, coriaceous, entire. 2ft. Sicily 
and Malta, 1849. ‘Plant pubescent. SYN. Erica sioula. 
PENTAPETES (from pentapetes, five-leaved, a 
name given by Theophrastus to the Cinquefoil; referring 
to the pentamerous arrangement of the flowers). ORD. 
Sterculiacee. A monotypic genus. The species is a 
showy, stove annual, thriving best in a compost of sandy 
loam and leaf mould. It may be increased by cuttings 
of half-ripened shoots, or by seeds. 
P. phoenicea (scarlet).* scarlet, rather large; calyx five- 
rted ; on mh 8 Me peduncles short, axillary, one- 
—— July. J. Air lanceolate, halbert-shaped, serrated. 
h. ft. to 3ft. Tropical Asia, 1690. (B. R. 575.) 
P. suberifolia, See Pterospermum suberifolium, 
PENTAPHILTRUM. A synonym of Physalis 
(which see). 
PENTAPHRAGMA. A synonym of Physianthus 
(which see). 
PENTAPTERA. Included under Terminalia 
(which see). 
PENTAPTERYGIUM (from pente, five, and 
pterygion, a small wing; in allusion to the five-winged 
calyx). ORD. Vacciniacee. A genus comprising about 
half-a-dozen species of greenhouse, glabrous or strigoso- . 
hirsute, epiphytal shrubs, natives of the Eastern tempe- 
rate Himalayas and the Khasia Mountains. Flowers 
red, yellow, or white bedewed with red, rather large, 
axillary, solitary, or disposed in few-flowered corymbs; 
calyx tube turbinate or hemispherical, five-winged; limb 
of five persistent, leafy lobes; corolla tubular, five- 
angled, with a limb of five sub-erect or recurved lobes; 
stamens ten. Leaves alternate, sub-sessile, rather large 
and scattered, or small and sub-distichously clustered, 
serrate. The species require well-drained peat, and 
may be grown either in teak baskets or in pots. Pro- 
pagation may be effected by cuttings, inserted in sand, 
under a bell glass. 
P. flavum (yellow).* fl. yellow, margine with red, lin. long, on 
red pedicels, disposed in short, axillary, pendulous or nodding 
racemes; corolla tubular, inflated, with five small lobes. J. 2in. 
to Sin. long, ovate-lanceolate, acuminate, serrate, very shortly 
n ponai, rugose above, paler below. A. lft. to 3ft. North-eastern 
ndia. (B. M. 4910.) 
P. rugosum (wrinkled).* f. pendulous, about lin. long, in few- 
flowered corymbs; corolla nearly white, beautifully marbled 
between the five angles with a . or blood-red bands, the 
mouth contracted and greenish. J. almost sessile, sub-cordate 
at base, very much wrinkled, lanceolate or ovate-lanceolate, 
acuminate, serrate, deep bright green above, paler beneath; 
oung aon ef snes R. lft. to 3ft. Khasia Mountains. (B. M. 
2488.) YN. Vaccini 
„ serpens (serpentine). fl. numerous, axillary, hanging alon; 
the under side of the branches; calyx green, 9 o ralla 
bright red, with darker, V-shaped marks, jin. long. l. small, 
lanceolate. Stems slender, 8 Rootstock large, tuberous, 
& p ores ra Himalayas, 1884. A small and graceful shrub, 
PENTARHAPHIA (from pente, five, and raphis, a 
needle ; referring to the form of the open calyx). Syns. 
Conradia, Gesneria. ORD. Gesneracee. A genus of 
about forty species of stove, branched shrubs, or low sub- 
shrubs, mostly natives of the West Indies, a few being 
also found in Columbia or Central America. Calyx with 
an obconical or turbinate tube and five equal, narrow 
lobes ; corolla usually scarlet (sometimes green?), with 
an incurved tube, and an oblique or sub-bilabiate five- 
lobed limb; pedicels elongated and solitary in the axils, 
or shorter and fascicled, or on an axillary, trichotomous, 
many-flowered peduncle. Leaves alternate, at the tips 
of the branches, or often crowded on short stems, fre- 
quently oblique. The following species are those best 
known in gardens. For culture, see Gesnera. 
P, cubensis (Cuban). f. scarlet, tubular, about lin. long, solitary 
in the axils of the leaves; peduncle brown, lin. long. Summer. 
J. dark green, convex, evergreen, obovate, crenated near the point, 
and netted on the under side with green veins on a ar Fp 
h. 2ft. Cuba, 1854. A compact-habited shrub. 
F. d. S. 297.) 
P. floribunda (bundle-flowered).* fl. red, numerous, axillary, 
tubular, distended above the middle, the limb shortly three-lobed 
and irregular, the throat open. Summer. Z. lanceolate, bullate 
above. Cuba, 1878. A dwarf, bushy-habited sub-shrub, more or 
less covered with close, reddish down. (R. H. Jan. 16, 1878.) 
P. libanensis (Mont-Liban).* fl. crimson, fascicled in the axils; 
corolla tube longer than the lobes; pedicels short, at length 
excrescent. June. f. spathulate-oblong, unequally serrate, and 
repand, membranous, roughish, rugose, scabrous on the ribs 
beneath. A. Ain. Jamaica, 1847. Sub-shrub, (B. M. 4380, under 
name of Gesnera libanensis; F. d. S. 178, under name of Rhytido- 
phyllum floribundum.) 
ne (neglected). fl. on short, one-flowered peduncles; 
corolla tube broadly campanulate, as long as, or longer than, the 
broad lips. September. l s athulate-oblong, bluntish, crenate 
above, tapering into the short petiole, membra . A, Ain. 
Jamaica, 1827. “Sub-shrub. 8 aa <i 
PENTAS (from pente, five; referring to the generally 
pentamerous arrangement of the flowers). Syns. Ortho- 
stemma, Vignaldia. ORD. Rubiacee. A genus com- 
prising six or eight species of stove, erect or prostrate, 
hispid-pilose or tomentose, herbs or sub-shrubs, with 
Fic. 75. FLOWERING- BRANCH AND DETACHED FLOWER 
OF PENTAS CARNEA. 
terete branches, natives of tropical and South sub-tropical 
Africa, and Madagascar. Flowers lilac, bracteate, dis- 
posed in short or elongated, terminal, corymbose cymes, 
sometimes sub-capitate ; calyx four to six-lobed; corolla 
funnel-shaped, with an elongated tube and four to six 
ovate-oblong, spreading, valvate lobes. Leaves opposite, 
petiolate, ovate or ovate-lanceolate; stipules much cut 
or bristly. The species, only two of which have been 
introduced, are of easy culture, in a compost of 
loam and leaf mould, with a little sand added. Propa- 
gated, in spring or at almost any season, by cuttings of 
the young shoots. inserted in sandy soil, and placed 
