112 
FERNS : BRITISH AND FOREIGN. 
36. PSOMIOCARPA, Presl. in pent. 
Vernation fasciculate, erect. Fronds stipate, deltoid, sub- 
bipinnate, the sterile 6-8 inches high, pilose, with articulated 
hairs ; pinnae 3-4 inches long ; pinnules sessile, decurrent, 
Genus 36.— Portion of fertile and barren fronds. No. 1. 
oblong elliptical, 1— f inch long, unequally dentate or snb- 
laciniated. Veins forked ; venules free. Fed He frond 14-18 
inches high, long, stipate, slender, wholly contracted, forming a 
sporangiferous panicle. 
P. apiifolia, Presl. Epim. Bot. Polybotrya apiifolia, J. Sm. 
En. Fit. Philipp. ; Kunze, in Schk. Fil. t. 62; Gard. 
and Field Seii. t. 30, 31 ; Hook. Sp. Fil. 5, 248. — 
Luzon. 
37. POLYBOTRYA, Humb. cl Bonpl. 
Vernation uniserial ; sarmentum scandent, squamose. Fronds 
bi-tripinnate, 2—3 feet long. Veins pinnate ; venules free. 
Fertile segments convolute, pinnatifid or spicasform, wholly 
sporangiferous. 
1. P. osmundacea, Humb. et Bonpl. Nov. Gen. 1, t. 2; Hook. 
Gen. Fil. t. 78 B. P. cylindrica, Kaulf. ; Fee, Acrost. 
t. 36. Polybotrya speciosa, Schott. Gen. Fil. t. 7. — 
Tropical America. 
