88 LYGODIUM FO llST E llI.
A warm greenhouse species.
Native of the l^olynesian Islands.
In general habit it is similar to the Lygodium, in which
iamily it was jrlaced by Schkuhr.
Fronds scandent, twining, and conjugate; usually three
(sometimes four) pairs of pinnæ, with an ultimate double
pinna, (which is sometimes single.) Pinnæ broadest at the
base, and narrowing to the apex; an inch and a h a lf in
length, and thin in texture. Colour bright green.
Sori consisting of indusiate cysts, making an interesting row
of spore-cases beyond the margin of the fi ond.
Fo r the fronds illustrated my thanks are due to Mr. J.
Smith, Curator of the Royal Gardens, Kew.
