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Portion of Pinna of mature Frond, under side.
POLYPODIUM DREPANUM.
L o w e .
P L A T E X X X IV . V O L . I I .
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Polysiichum drepanum,
A sp id ium drepanum,
Pliegopteris drepanum.
P r e s l . M o o e e a n d H o u l s t o n .
S m i t h .
S w a r t z . S c h k u h e .
J . S m i t h .
P olypodium—Polypody. Drepanum—Sickle.
T h e Polypodium drepanum is so exactly like a Poly stichwn
in its habit and general appearance, that botanists have been
induced to place it among those species, on the authority of
Swartz, th a t it has an indusium, which is cordate-subrotund in
form, and very minute. However the Rev. AY. AY. Spicer has
studied it in its own country, growing wild ; and Air. Joseph
Henderson, of AYentworth, has also carefully examined cultivated
plants, and both these gentlemen have failed to discover an
indusium. Air. Smith, of the Eoyal Gardens, Kew, in his
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