Hypoderris
(from hypo, under, and derris, a skin; in reference to the cover of the circular sporange). ORD. Filices. A genus of two species of stove ferns, closely allied to Woodsia. Sori sub-globose, in lines or series parallel with the secondary veins; involucre calyciform, fimbriated at the margin. Probably the second species, H. Seemannii, a native of Nicaragua, has not yet been introduced. For general culture, see Ferns.
H. Brownii (Brown's). fronds simple, sub-cordate, hastate, costate, pinnately veined, 10in. to 12in. long. Trinidad. SYN. Woodsia Brownii.