Danaea grandifolia Underw.

Danaea grandifolia Underwood, sp. nov
Related to D. nodosa but even larger ; leaves up to 2 meters or more long, the stipes about 1 m. long, without nodes, olive, flecked with small purplish-brown appressed scales; sterile lamina up to 120 cm. long, 55 cm. broad, the rachis very narrowly winged; pinnae 15-29, oblong, 20-30 cm. long, 3.5-6.5 cm. broad, unequally cuneate, acuminate, stipitate, the stalks up to 1.5 cm. long, the margin entire, sometimes repand (lower pinnae somewhat reduced, the terminal pinna oblong) ; midveins sparsely scaly, the veinlets mostly forked, 9-15 per cm.; sporophyls in general similar but narrower, the pinnae 15.5-24.5 cm. long, 2.5-4 cm. broad.
Type collected in Valparaiso, Santa Marta, Colombia, 1898, H. H. Smith 992 (herb. N. Y. Bot. Gard. ) .
Distribution : Panama and northern South America.