AN ENUMERATION OP CULTIVATED FERNS. 203 
103. BRAINEA, J. Sm. 
(Bowringia, Hook, non Champ.) 
Vernation fasciculate, erect ; caudex arboreous, 2-4 feet high. 
Fronds pinnate, rarely sub-bipinnate, 1-3| feet long ; pinnae 
linear-lanceolate, 4-6 inches long, subsessile, base truncate 
Genas 103 . — Fertile pinna, Genus 103 . — Barren pinna, 
underside. No. 1. underside. No. i. 
above, auriculated below, margin crenate-serrulate. Veins 
flabellately forked, free exteriorly ; the lower venules angularly 
anastomosing, forming a costal row of oblique, cuneiform 
areoles. Sporangia produced on the transverse anastomoses 
