ROBINSON: PTERIDOPHYTA OF THE HAWAIIAN ISLANDS 589 
pubescent beneath, chartaceous; veins free, 1-3-forked; sori linear, 
continuous upon the veins and forking with them, non-indusiate. 
CONIOGRAMME FRAXINEA (Don) Diels in E. & P. Nat. Pfl. 14: 262. 
1899 
Diplazium fraxineum Don, Prod. Fl. Nepal. 12. 1825. 
Gymnogramme pilosa Brack. Fil. U. S. Expl. Exp. 22. 1854. 
Not Mart. & Gal. 1842. 
Gymnogramme javanica Hook. Syn. Fil. 381. 1867. Not Blume 
1828. 
TYPE LOCALITY: Nepal. 
DIsTRIBUTION: In wet woods at 900-1,200 m. elevation, 
Hawaiian Islands. 
ILLUSTRATION: Brack. Fil. U. S. Expl. Exp. pl. 4. f. 1. 1854. 
SPECIMENS EXAMINED: Hawaii, Hillebrand B; Robinson 200 V; 
Wilkes Expedition N; Maui, Bishop 68 B; Hillebrand B; Mann & 
Brigham 486 N; Robinson 314 V; 358 V; Oahu, Robinson 44 V; 
53 V; Kauai, Forbes BM; Heller 2637 C, N; Knudsen 100 B; 
Lichtenthaler N; Hawaiian Islands, Baldwin 095 C, N; Wilkes 
Expedition N. 
18. _DRYOPTERIS. Adans. Fam. Pl.2:.20. . 1763 
Rootstock erect or creeping, usually short; leafstalk not 
articulate; blade pinnate to quadripinnate; veins free or those in 
adjacent lobes connate; sori round to elliptical; indusium, if 
present, usually reniform, with narrow sinus. 
Type species: Polypodium Filix-mas L. Sp. Pl. 1090. 1753. 
Veins free. 
Indusium present. 
Leaf blades bipinnatifid; basal pinnae reduce 
Under surface paleaceous with Seah babs 
ingled with resinous dots. D. globulifera. 
Under surface densely covered, at least as to 
leafstalk and midribs, with linear-lance- 
olate, long-acuminate scales. 
Blades coriaceous; scales light brown; 
veins more than once forking. D. paleacea. 
testes Se scales dark brown; 
simple or once forking. D. fusco-atra. 
Leaf oes slants to quadripinnatifid; basal 
pinnae not reduced. 
