P l a t e LX X V III .—F ig . 1 - 4 .
P T E R I S L O N G I F O L I A , L in næ u s .
Long-leaved Brake.
P t e r is lo n g ifo l ia ;— Root-stock rather short, somewhat
woody, knotted, chaffy with soft narrow scales; stalks clustered,
stramineous, nearly smooth, a few inches to over a
foot long; fronds as long as the stalks or longer, lanceolate
in outline, narrowed at base, pinnate ; pinnæ numerous, char-
taceoiis, smooth, linear, sub-sessile by a truncate or subcordate
base, obtuse or acuminate, minutely denticulate, the
terminal one often the longest and usually distinct from the
nearest ones; veins very numerous, once or twice forked,
free; fertile fronds with narrower pinnæ, the whitish involucre
erose-denticulate and continuous along the sides of the pinnæ;
sporangia accompanied by slender jointed paraphyses.
Pteris longifolia L in n æ u s , Sp. Pl., p. 15 3 1.— S w a r t z , Syn. Fil., p. 95.—
S c h k u i ir , Krypt. Gew., p. 84, t. 88.— W il ld en o w , Sp. PL, v.,
p. 369.— A g a r d h , Recensio Gen. Pterid., p. i.— H o o k e r , Sp.
F il, ii., p. 15 7 .— M e t t e n iu s , Fil. Hort. Lips., p. 56.— L aton,
in Chapman’s Flora, p. 589; Fil. Wright, et FendL, p. 203.—
B en th am , Fl. Hongkong., p. 447.— G r is e b a c h , Fl. Brit. W. I.
Islands, p. 668.— H o o k e r & B a k e r , Syn. F il, p. 15 3 .— M il d e ,
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