244 
THE DICTIONARY OF GARDENING, 
Pteris—continued. 
lowest with several large similar pinnules from the under side; 
rachises scaly. sori extending along the whole length of the edge. 
St. Helena. ‘ 
P, palmata (hand-shaped).* sti. 1ft. or more long, e chestnut- 
brown. fronds 4in. to 9in. each way; barren ones with a broad, 
undivided centre, and five or more trian; r lobes, of which the 
terminal one is the largest, the lowest deflexed, and the sinuses 
rounded ; fertile fronds cut down to a br -winged centre into 
linear lobes, of which the upper ones are e , and the lower 
ones again cut on the lower side, the longest entire ones din. to 
4in. long, jin. to gin. broad; cost black. sori continued to the 
tips of the segments. Tropical America, 1821. (H. G. F. 22.) 
Syns. P. collina, Doryopteris palmata. — 
P. patens (spreading).* sti. lft. or more long, erect, chestnut- 
brown. fronds 3ft. to 4ft. long, 2ft. or more broad; terminal 
puna 6in. to 9in. long, Hin. to 2in. broad, with several narrow- 
near lobes on each side, which are widened suddenly on both 
sides within a short distance of the base, the barren ones slightly 
serrated ; lateral pinne numerous, similar, but larger, sometimes 
lift. long, 2in. broad, the lowest forked. sori continued nearly 
to the ends of the segments. Ceylon, &. (H. S. F. 137.) SYN. 
P, pedata (footed).* sti. blackish, those of the barren fronds din. 
to țin. — fronds, barren ones lin, to Zin. each way, with an 
almost entire, — apex, and a bluntly-divided, lateral lobe 
on each side; fertile’ ones 4in. to 6in. each way, cut nearly to 
the rachis into several pinnz on each side, of which the upper 
ones are linear and entire, lin. to 14in. long, the lowest pair much 
larger than the others, and with several pinnules on the under 
side, the lowest of which are again — costæ dark- 
coloured. sori reaching the tips of the segments. Tropical 
America. (B. M. 3247.) SYN. Doryopteris pedata. 
P. pellucens (pellucid). A synonym of P, longipes. 
spopane ————————— sti. 4ft. or more long, sin. to 
n. thick at , muricated below, straw-coloured. fronds 
anpe ternately divided ; terminal pinna 6in. or more long, lin. 
to lin. broad, cut two-thirds of the way to the rachis into 
numerous linear-oblong, falcate lobes, which are finely spinulose- 
Searly Opposite yates UAI UE lime tie eine break ONT 
nearly oppos rs, . long, lin. in, 4 
numerous lobes similar to those of the terminal one ; lateral divi- 
sions of the frond like the terminal one, but smaller. sori con- 
tinuous, falling short of the tips of the segments. West Indies, 
Zo. (H. Q. E 65.) SYN. Litobrochia podophylla. 
P. (prickly). sti. 1ft. or more Sa 
nt when barren ; lateral 
aurita. 
P. pyrophylla (Pyrus-fronded). A form of P. quadriaurita. 
P. quadriaurita (four-eared).* sti, 1ft. to 2ft. long, strong, erect, 
straw-coloured or brownish. fronds 6in, to 3ft. lon 5 din. to 12in. 
or more broad; terminal pinna cut nearly to the rachis into nume- 
rous close, parallel, linear-oblong lobes, in. to lin, long, the 
barren ones entire or slightly serrated; lateral pinnee 6in, to 12in. 
or more long, lin. to 2in, broad, the lowest lin. to 2in. apart at 
the usually again compound, with one or two similar, but 
smaller, pinnules branching from them at the base on the lower 
side. sori often continuous along the whole margin of the seg- 
ments, Tropics. The following are regarded, by Mr. Baker, as 
mere forms of this es: P. argyrea, a variety with a more or 
less distinctly marked band of white down the centre of the 
frond (see Fig. 311); P. felosma, P. pyrophylla, P. sulcata. 
P. q — (three-coloured). A synonym of P, aspericaulis 
Tricotor, 
Fis. 312. LOWER PORTION OF FROND OF PTERIS SAGITTIFOLIA, 
|... mature —— nearly the whole — except the midrib. 
Pteris—continued. 
P. sagittata (arrow-shaped). This name is applied to a form of 
Pellea —— 
* ttifolia (arrow-fronded),* sti, 4in. to 6in. long, erect, 
— ae 4in. to 6in. long, 2in. to 3in. broad, hastate- 
lanceolate or sub-triangular, the basal lobes triangular, acu- 
minate, directed downwards, the margins entire, midrib blackish. 
sori continued all round the margin. Venezuela to Brazil. 
See Fig. 312. (H. E. F.39.) Syn. Doryopteris sagittifolia. 
Fic. 313. PINNA OF PTERIS SCABERULA, * 
P. scaberula (slightly scabrous).* rhiz. wide-creeping. sti. bin. 
to 12in. long, strong, flexuous, bright reddish-brown, scabrous. 
Fronds 1ft. to 14ft. long, 6in. to 9in. broad, lanceolate or onie 
lanceolate, tri- or quadri-pinnatifid; lower pinnæ lanceolai 
deltoid, 4in. to 9in. long, cut down to the rachis into numerous. * 
lanceolate pinnules on each side, which are again cut down into 
oblong, toothed segments, about jin. long. sori copious, when 
New Zealan 3. (H. S. F. 93a.) 
Greenhouse. See Fig. 31 
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