566 FILICES. [Phegopteris. 
segments with simple pinnate veinlets, as are found in the highest degrees of ee 
apex t up fron argi 
nd ma 
t pre] es inus when a aint are of Touaeken.: oe 98 deeper lobe 
but quatern mary nerves, where they occur, anadromous. Bipinnate forms from Halemanu, 
K i ii aanapali hern 
a : s is easily 
by the bright green frond and whitish rhachides. In P. Keraudreniana, 
which also has white rhachides, these are setose and the frond is much more open, 
elongate and less divided. 
. Spinulosa, sp. m. — A smaller fern than the last. Stipes and 
dines dark Pie or pale brownish, sparsely paleaceous to their 
last divisions with scattering linear-lanceolate long-acuminate entire 
dark scales or fibrils, the cell-walls thickened. Frond 1'/2—2 ft. long, 
ovate to ovate-oblong, rather dark, firm membranous, tripinnate, BE 
phepepteron, Stipitate Loa about 12 on a-side, patent, the lowest 
—10‘ long, on stalks 4—1", ovate-oblong, scarcely uneven-sided. 
Secondary pinnae parnesieins on stalks of 1—1'/2", oblong-lanceolate, 
with an eyen-sided truncate base, 2—2'/2’ long. Tertiary pinnae or 
segments oblong, 6“ > 11/2—2”, sessile with a broad or cuneate base, 
obtuse, ae 2—4 sharp teeth at the broad top, their margins notched 
3 or 4 subopposite curvin, natures, each with 1—3 forw ard 
pointing teeth. Veinlets converging, ile excurrent. Sori dark, sub: 
apical and marginal, one close to each sinus. Sporangia with 16—18 joints. 
Spores slightly RE or crested, reniform. Two broader fib. vas. fase. 
near the sulcus and 4—6 along the convexity of the stipes. 
Southern slope of Haleakala, Maui! and Hamakua, H UP middle. 
pinnae catadromous only with regard to the basal pinnules; the lower on adromous 
and ie ep r homodromous position of the two, 0 lowest tertiary 
segmen the fro: at oO aspect of P. rugulosa. tinet fro 
P. San dwicenai not only in the sharply toothed segments but also in the psn of the 
frond, the character of the ome and the number of fib. vas. ducts. In all t pects 
it agrees os Aspid. spin » Sw. 
8. P. Hillebrandi, Hillebr. — (Polypodium ec iemitesct Hook. Sp. Fil. IV, 
254. — Rhizome thick, woody, subterraneous, shortly branching. Stip. tufted, 
4—6 ft. long, dusky-brownish, clothed be’ ine a linear — dark-brown 
scales. Frond as in Aspidium latifrons, but darker and larger, 4—5 ft. long 
and 2—3 ft. broad at the base, often tripinnate, the rhachis ‘iby clothed 
with dark linear scalelets or hairs. Lowest primary pinn 0’ long, 
someti tadromous like al ers. Veins and marginal sori as 
etimes ca 
A. latifrons, but the latter naked. Sporangia very large and stout, dark, 
with 14—20 (mostly 14—16) joints to the annulus. Spores pale, plano 
globose, with a single dorsal line. Fib. vas. fascicles 6—8. — SynoPS: 
