AN ENUMERATION OF CULTIVATED FERNS. 241 
130. SCHIZO CIENA, J. Sm. 
Vernation fasciculate, 
erect, slender, arborescent. 
Fronds simple, pinnate or 
bipinnatifid, 2-8 feet long, 
smooth, stipes adherent 
pinnae articulated with the 
rachis. Veins pinnately 
forked ; venules free. Sori 
medial. Receptacles glo- 
bose. Indusium calyci- 
form, ultimately deeply 
laciniated. 
1. S. sinuata, J. Sm. 
Gen. of Ferns 
(1841). Cyathea 
sinuata, Hook, 
et Grev. Ic. Fit. 
1106. — Ceylon. 
Genus 130.— Portion of fertile pinna, 
natural size ; ditto enlarged. No. 1. 
131. CYATHEA, Sm. 
Vernation fasciculate, erect, arborescent. Fronds bi-tripinna- 
tifid, 5-15 feet long; 
pinnae and pinnules in 
some species articu- 
lated with the rachis. 
Veins forked ; venules 
free. Sori axillary. 
Receptacles columnar. 
Indusium complete 
calyciform, its margin 
entire or unequally 
laciniated. 
Genus 131. — Portion of fertile pinna, under side. 
No. 5. 
* West Indian and American Species. 
1. C. arborea, Sm. Polvpodium arboreum, Linn. (Plum. Fil. 
t.l ct2). Disphenia arborea, Presl. Cyathea elegans, 
Few; Kook. Gen. Fil. t. 23. Cyathea Grevilleana, 
Mart. Disphenia Grevilleana, Eunze. — West Indies. 
R 
