' ::oL / hV. m a k ulpí i u ■
Portion of mitni-e Frond, under side.
GYMNOGRAMMA SULFHUREA.
D e s v a u x . M o o r e . K a u l f u s s . P r e s l .
Gymnogramme sulpliurea,
Ceropteris sulphurea,
Acrostichum sulphureum,
K u n z e .
F e e .
Sw.AiiTZ. S p r e n g e l . S c h k u h r .
Gijmnogramma—'^'CikQá writing. Sulphurea—Sulphur-coloured.
T h i s exquisitely beautiful F e rn is one of the most interesting
of the powdery kinds; it should be in every collection. The
form of the frond is extremely elegant, the pinna: being in
pairs, and more widely apart than in Gymnogramma chrysop
h y lla : those nearest the base of the frond are small and of
a triangula r form, gradually becoming larger and more
acuminate as they become farther removed from the rhizoma,
and attain the greatest length in the centre of the frond.
I t is a native of Jamaica.
I t appears to be a delicate species, req u irin g considerable
care and attention in order to grow it successfully.
G. sulphurea is a stove Fern.
The fronds arc fragile and delicate, attaining a length of
from six to ten inches. The upper surface is a pale green
colour, whilst beneath it is profusely covered with a brilliant
sulphur-yellow farinose powder. The frond, which is hipinnate,
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