592 
THE DICTIONARY OF GARDENING. 
Plerandra—continued. 
of Fiji. Flowers polygamous (?) ; calyx entire or sinuate- 
toothed; petals five, valvate, calyptrate, cohering or 
rarely free; stamens numerous, in two or several series; 
umbellets pedunculate. Fruit often rather large. Leaves 
ample, digitately compound; leaflets coriaceous, entire. 
Only one species has been introduced. For culture, see 
Trevesia, on p.77. 
P. Greeftei. See P. Grayi. 
P. Grayi (Asa Gray’s). jl. greenish ; umbellets twenty-six- 
flowered ; umbels many-rayed. fr. jin. long, }in. in diameter. 
1. digitate ; leaflets nine, obovate-oblong, obtuse, attenuated to 
the petioles, the upper ones 6in. to Tin. long, and 2}in. broad. 
1887. Wrongly called P, Greegei. 
P. vitiensis (Fijian). /. green, disposed in large, compound 
umbels. J. digitate; leaflets five to ten, petiolate, elliptic- 
obovate, blunt at apex. Stem unbranched. 1887, A small 
tree. Syns. Bakeria vitiensis, Nesopanax vitiensis. 
PLEUROTHALLIS. To the species described on 
p. 163, Vol. III., the following should now be added : 
P. atropurpurea (dark purple). The correct name of this plant 
is Cryptophoranthus atropurpureus. 
P. glossopogon (bearded-tongued). 
P. insignis. 
P. insignis (remarkable). jl. pale, pellucid whitish-green, 23in. 
long ; upper sepal with three dull purple stripes, long-attenuate 
above, the lower connate pair having three dull purple stripes 
near the margin ; petals with a broad base, bristle-like above ; 
central lobe of lip dark blackish-purple, ligulate, villous at apex, 
the side ones half as long, falcate-linear ; peduncle two-flowered. 
l. sessile, oblong or linear-oblong, 3jin. long. 1887. Syn. P. 
glossopogon (of gardens). 
P. liparauges (bright-beaming). i. light reddish-ochre, pellucid, 
remarkably thin ; sepals linear ; petals nearly so, but broader at 
the base ; lip light ochre, with an orange margin at the apex, 
oblong, blunt-acute, rounded at base ; column green, semi-terete, 
with angular wings. J, petiolate, oblong, blunt-acute, the upper 
surface spotted mauve-purple, the lower nearly wholly mauve. 
Brazil, 1885. A small species. 
P. macroblepharis (large-fringed). jl. resembling those of 
B. Barberiana, but with narrowly acicular petals and a flat, 
hairy lip. J. longer and more acute than tho-e of the species 
just alluded to. 
P. maculata (spotted). <A 
maculatus. 
P. Regeliana (Regel’s). jl. gaping; dorsal sepal ochreous, erect ; 
lateral ones reddish, declinate, connate; petals whitish ; lip 
rose-coloured, with some purple marks at base, unguiculate, 
oblong-ligulate ; bracts ochreous; peduncle short, recurved. 
l. very coriaceous, rounded at base, oblong or ovate-oblong, the 
apex slightly emarginate. Stem climbing. Minas Geraes, Brazil, 
1886. (R. G. 1886, p. 51.) 
P. tribuloides (Tribulus-like). /. 
A garden synonym of 
synonym of Cryptophoranthus 
brick-red, very small, 
numerous. fh. about 2in. Jamaica, 1887. An inconspicuous 
species. 
PLUMBAGO. ‘To the species described on pp. 169-70, 
Vol. III., the following variety should now be added: 
te alba (white) A variety having white flowers. 
POA. To the species described on p. 171, Vol. III., 
the following should now be added: 
P. flabellata (fan-shaped). _jl., spikelets compressed, about five- 
flowered; glumes sub-equal; paleze unequal, the outer ones 
acuminate, somewhat awned ; panicle oblong, dense, compressed. 
1. highly glabrous, convolute, acute, rigid ; lower ones flabellate, 
distichous. Falkland Island, Cape Horn, &c&. Syns. Dactylis 
ceespitosa (R. G. 1194, 1197), Festuca flabellata. 
PODOCYTISUS CARAMANICUS. A synonym 
of Laburnum caramanicum (which see, on p. 224, 
Wol.2h:): 
POGOGYNE. To the species described on p. 175, 
Vol. III., the following should now be added: 
P. nudiuscula (nearly naked). /. bright blue, about din. long, 
bilabiate, whorled. Summer. J. tufted, linear, obtuse, glabrous. 
Branches slender, puberulent. hh. 9in. to 12in. California, 1886. 
A pretty, dwarf, compact annual. (R. G, 1241.) 
POGONTIA. To the species described on p. 175, 
Vol. III., the following should now be added; 
P. Barklyana (Sir Henry Barkly’s). jl. green, with a darker 
green flush; sepals lanceolate, acuminate; petals broader and 
shorter; lip trifid, the side lacinize angulate, the middle one 
acuminate, reflexed at apex ; peduncle nearly 2ft. long, sometimes 
eleven-flowered. /. large, roundish, apiculately sinuate cordate 
at base, 9in. broad; petioles Yin. high. 1885. 
POLEMONIUM. To the species and varieties de- 
seribed on p. 177, Vol. III., the following should now be 
added : 
P. ceruleum himalayanum (Himalayan). /l., corolla lyin. in 
diameter, the segments lilac-blue, round ; panicle axis and calyx 
very hairy. Himalayas. 
P. flavum (yellow). jl. light yellow, lin. in diameter; corolla 
infundibular-campanulate, glandular-puberulous ; cymes corym- 
bose. September. /. pinnate; leaflets many-jugate, elliptic- 
lanceolate, acute. Stem 2ft. to 3ft. high, simple or corymbosely 
branched, loosely tomentose above. New Mexico. (B. M. 6965.) 
POLYGONUM CRISPULUM. A synonym of 
Atraphaxis buxifolius (which see). 
POLYPODIUM. To the species and varieties de- 
seribed on pp. 186-95, Vol. III., the following should now 
be added: 
P. caudiceps (tail-headed). rhiz. long, slender, creeping. sti. 
slender, 2in. to 4in. long. fronds simple, glabrous, oblong- 
lanceolate, 6in. long, lin. or rather more broad, tapered below to 
i narrow wing, the apex drawn out into a narrow, attenuated 
point or tail (hence the specific name). sori round, naked, 
produced on the lowest veinlet. Formosa, 1886. An elegant 
basket Fern. Syn. Goniophlebiwm caudiceps. 
P. fossum (ditch-loving). iz. slowly creeping. fronds about 
lft. long, varying from linear-lanceolate to ovate, the edges 
sinuately toothed or lobed; lobes longer or shorter according to 
the breadth of the frond, simple or bifid, or in the broadest 
fronds multifidly flabellate, deep green above. sori large, 
roundish, sunk in deep cavities which form a line of bosses on 
the upper surface. 1882. A distinct and interesting, evergreen 
Fern, well adapted for basket culture. Syn. Pleopeltis fossa. 
P. grandiceps (large-headed). fronds arising at intervals from 
a slender, creeping rhizome, simple, oblong-lanceolate, leathery, 
about 6in. long and lin. broad, tapering below into a narrow 
wing. Formosa, 1885. A dwarf Fern, suitable for basket culture. 
SYN. Goniophlebium grandiceps. 
P. macrourum (long-tailed). This resembles P. Phymatodes in 
habit and size, but is distinguished by its long-tailed fronds, 
which are rhomboid-caudate, 2ft. to Sft. long, 6in. to 12in. broad, 
bright green, the lanceolate tail having its middle part pinnatifid. 
Queensland (?), 1886. 
P, Meyenianum (Meyen’s). Bear's-paw Fern. rhiz. stout, with 
bright ferruginous scales sin. long. /ronds 2ft. to 3ft. long, 8in. 
to 12in. broad, the lower part cut nearly to the rachis into erecto- 
patent, linear-oblong, blunt, entire lobes, 3in. to 6in. long, in. to 
lin. broad, the upper part pinnate, with numerous close pinne, 
4in. to 8in. long, which consist only of a tirm midrib with a row 
of small, round Jobes on both sides, each with a sorus that covers 
it. Philippines. Syns. Aglaomorpha Meyenianum, Drynarium 
Meyenianum, D. philippense (of gardens). 
P. Picoti (Picot’s). fronds numerous, arching, wavy, elongate- 
oblong, entire, coriaceous, 3ft. long or more, 4in. to 6in. broad, 
green and very shiny above, glaucous-green beneath. Brazil, 1886. 
ap greenhouse Fern, of vigorous habit. (R. G. 1886, p. 206, 
- 62.) 
P. vulgare variabile cristatum (variably crested). fronds 
irregularly branched, cornute, conglomerate. 1882. This is also 
known as glomeratum. 
P. Xiphias (swordfish). ;hiz. stoutish, creeping, with brownish 
scales, fronds glabrous, more than 1ft. long, elliptic-oblong or 
somewhat obovate, caudate-cuspidate, narrowed below to the 
point of attachment; veins pinnate, reticulated. sori round, 
medium-sized, dotted over nearly the whole back of the frond. 
South Pacific Islands. The specific name refers to the shape of 
the fronds. Syn. Pleopeltis Xiphias. 
POLYSCIAS (from polys, much, and skias, shade; in 
allusion to the plentiful foliage). Orb. Araliacee. A 
genus comprising about eight species of stove, glabrous 
trees or shrubs, inhabiting the East Indies, the Indian 
Archipelago, and the South Pacific and Mascarene Islands. 
Flowers umbellate, racemose or paniculate ; calyx truncate 
or repand-toothed on the margin; petals five to eight, 
valvate, free, or cohering at apex; stamens as many as the 
petals ; disk flat or rarely sub-conical; bracts scale-like or 
wanting. Leaves pinnate; leaflets coriaceous, usually 
ample. Only one species calls for description here. For 
culture, see Trevesia, on p. 77. 
P. paniculata (paniculate). . not yet produced in this country, 
although a plant at Kew has been in cultivation over ten years. 
l. pinnate; leaflets usually seven, the terminal one Tin. to Qin. 
long, the others short-stalked, oblong, obtuse, shining, sub- 
coriaceous, deltoid or rather rounded at base, 4in, to 6in long. 
Syn. Terminalia elegans (of gardens). This ‘has no more to do 
with the genus Terminalia than with a Cabbage” (G. C. ser. ili., 
vol. ii., p. 366). 
