Phegopteris. | FILICES. 561 
of contiguous groups to form a spurious costule which runs into the sinus, 
the upper ones excurrent. Sori on the middle of each veinlet, generally 
0 unite wi 
the sori of the contiguous groups. Sporangia dark, ciliate, with about 
20 joints. Spores tetraedrous (?) with projecting ridges or protuberances, 
subglobose when mature. Two ee and broad fb. vas. bands, hae 
toward each other or folded in M shape. — P. microdendron, Eaton, 
ann, Enum. no, 615. — Stegnogramme lakaieade peace Fil. U.S. E 
p. 26, pl. 4. — Polypodium (Goniopteris) Sa rere eas Sp. Fil. V, 5. — 
Polyp. Se tk Magi te Baker, Synops. Fil. p. 
ot uncommon. A peculiarly cocina fern which bears much sunaiie to Aspidium 
tvalbootdes, but differs in the pub nee of the frond nae rangia, the pinnatifid apex 
and the elongate or loose sori, sseckden wanting an indus 
® var. Kauaiensis. — Sori close to the costules of the lobes, the sporangia 
loosely agglomerate and irregularly scattered besides. Pinnae only */2 
broad and very acute, falcate, obtusely serrate. 
Kauai! Halemanu (Kn.). 
~ var. depauperata. -- Frond with stipes 10‘ long, obit throughout, 
sinnatifd in the upper half, only 2—4 pairs of veinlets ana pea 
a bare rocks in odie sy of Wailuku river, Hilo. ae where it grew with 
ponding varie f Aspid. cyatheoides, while len sized plants of the form % i 
fee coats were sn through the woods n 
raudreniana, Mann, Enum. no. 613. — Sige Keraudre- 
Stes): eg ot , 62, tab. — Rhizome under- 
a 
of 2 or 3 inches, 3—6 ft. long, pale brown tramineo us, sca 
Frond phegopteroid, eg narrowing below, 6—12 ft. in length, ite 
chartaceous, pale, glabrous above, but generally pubescent below with 
Sparse whitish picitecolted ‘cling, open, bipinnate, terminating rather ab- 
ruptly with a short fleshy circinnate prolongation of the men which con- 
ne to grow after the lower pinnae have be covered with mature sori. 
pinnae opposite, horizontal, at distances of 3— 5 inches, 9—20‘ 
reins siecotiy stipitate with an even-sided truncate base, oblong-lanceolate. 
Pinn aloe (the first ones mostly opposite, shortened in the lower pinnae) 
With a tundaie base, cut to 1/2 or 2/s into triangular or oblong meat obtuse 
lobes, which are separated by narrow sinuses. Veins distinct, transparent, 
ie eat simple or forking at open angles. Sori pale and flat, rather 
mall, wabanien! and near the margin when on simple or once forki 
iad dorsal and at a distance from the margin when on the first 
wpa of repeatedly fo gine iss Sporangia mostly ciliate, with 13 or 
14 joints. Spores ovoid-reniform, pale yellow. — Two br oad — vas. 
somentis Flora of the Hawaiian Islands. 
