FLORA OF THE GALAPAGOS ISLANDS. 111 
— Cuatuam Ist.: southwest end, upper region, Baur, no. 857 (hb. 
Gr.). James Ist.: Darwin. This smooth-stiped fibrous-rooted fern, 
with short blunt oblong pinnae, catnot be very satisfactorily placed (as 
by Hook. & Bak. 1. ¢.) in N. cordifolia, Presl, which has tuberous 
roots, scaly stipes, and triangular often acutish pinnae. Further distrib. 
Panama, W. Ind., S. Am. 
Notnocuieana, R. Br. 
N. sutpHurea, J. Sm. in Seem. Bot. Herald, 233 (1852-57); 
Hook. & Bak. Syn. Fil. 873. N. candida, Hook. Sp. Fil. v. 110 
(1864). NN. argentea, Lowe, Ferns Brit. and Exot. i. t. 55 (1856). 
Pteris lutea, Hook. f. (3), 168; Anderss. (1), 129, & (2), 40; not 
Cav.— Gatapacos Ips.: Cains no.° 110, acc. to” Hook. 1. -c. 
ALBEMARLE IsL.: Iguana Cove, Snodgrass & Heller, no. 23 (hb. 
Gr.); north mountain, Elizabeth Bay, Snodgrass & Heller, no. 287 | 
(hb. Gr.) ; mountain east of Tagus Cove, altitude 925 m., Snodgrass 
& Heller, no. 246 (hb. Gr.). James Ist.: Scouler. Further distrib. 
S. W. United States, Mex., Andean S. Am. 
Pevvara, Link. 
P. GERANIAEFOLIA, Fin, Gen. Fil. 130 (1850-1852); Hook. Sp. 
Fil. ii. 132; Hook. & Bak. Syn. Fil. 146. Pteris geraniifolia, 
Hook. Ic. Pl. x. t. 915 (1854). — Gatapagos Ips.: Douglas, ace. to 
Hook. Sp. Fil. ii. 183. Further distrib. general in trop. reg. Strik- 
ingly like Pteris pedata, L., but with free veinlets. 
Potyropium, L. 
P. angustirotium, Sw. Syn. Fil. 27 (1806); Raddi, Fil. Bras. 14, 
t.24, f. 2. P. ensifolium, Willd. Sp. Pl. v. 152 (1810). Marginaria 
ensifolia, Presl, Tent. Pterid. 188 (1836) ; Hook. f. (3), 167; Anderss. 
(1), 127, & (2), 39. — James Ist.: Darwin, acc. to Hook. f., 1. ¢., 
an occurrence apparently doubted by Andersson and not subsequently 
confirmed by more recent collectors. Further distrib. Mex., W. Ind., 
Am. 
P. aureum, L. Sp. 1087 (1753); Lowe, Ferns Brit. and Exot. ii. 
t.56; Hook. Sp. Fil. v. 16. Pleopeltis aurea, Presl, Tent. Pterid. 193 
(1836); Hook. f. (3), 167; Anderss. (1), 128, & (2),39.— GaLapacos 
Ips.: Capt. Wood, ace. to Hook. 1.c. James Ist.: Darwin, ace. to Hook. 
f. (3), 167. This large and conspicuous species, secured by these early 
collectors on the Galapagos Ids., has curiously eluded the subsequent 
