620 FILICES. [Lindsaya. 
Pinnae linear, numerous, iy ew with imbricate bases. 4. L. centifolia. 
Pinnae lanceolate-acute, 1— : 2. L. faicata. 
Frond pinnate; pinnae pinnatifi 
Segments linear, with pinnate veins 5. L. laciniata. 
Segments oblong or cuneate, truncate; veins flabellate . 6. L. Alexandrt. 
Frond bipi : 2 
Pinnules cuneate or linear-truncate 6. L. Alexandri. 
Pinnules pointed or lanceolate-obtu: 7. L. Knudsentt. 
Frond tri-, quadripinnate; ultimate segments linear, with ¢ a trans- 
y expanded apex 8. L. Mannii. 
1 » Hook. Synops. Fil. p. 112. — Caudex less than 1/2’ long, 
the Soais < Suen with a rufous fur. Stip. slender, wiry, dark-brown, 
glossy, '/.—3‘ long, Ages paleaceous at the base with stiff lanceolate 
dark scales of 1—1'/:“ in length and dark ferruginous fibrils. Frond 
chartaceous, linear-lanceolate, 4—9‘ long, narrowing below, pinnate. 
ae 20—30 on a side, horizontal, sessile at the lower angle, rhombeo- 
ovate to trapezoidal, 4—8” %X 2—3”, rounded or obtuse, slightly undu- 
lating, truncate and often auriculate at the upper base, moderately cut 
at the lower; the lowest pinnae orbicular. Veins indistinct, anastomosing 
u , oo 6 10. 8° Dp 
seldom two confluent and then aie Inyol. thin, pale, whitish, piles 
with the frondal margin or falling short of it. — Diellia pumila, Jee k. Fil. 
U. S. E. E. p. 219. — The scales have two layers of cells the base, 
with thick dark walls and narrow lumen; the fibrils ae 3 a single 
nerve ess a membranous margin. 
exposed of Nuuw , Pauoa, and other = of the main se Small 
Poarag ‘ook almost like Jotenin "aviéhomanas. Nat. e: «Palapalai laulii 
2. L, falcata, Hook. I. c. p. 113. — Caudex !/2—1‘ long. Stip. 1—4' long, 
ceolate and acuminate toward the rhachis, which generally carries reddish 
fibrils. Frond chartaceous, lanceolate, 12—16‘ long, oe at both ends, 
by 
patent, substipitate, lanceolate, acute, generally falcate, wavy at the margins, 
the upper base broader than the lower, truncate with a sharp angle and 
often auriculate, the lower base narrow and rounded off; the lower pinnae 
truncate bases. Veins obscure in two sets of he exagonal areoles on each 
side of the costa. Sori 10—24 on a pinna, 1” long, submarginal, the upper 
basal ones often confluent. Inyol. thin, straight or semilunar, even with 
the margin of the frond. — Diellia falcata, Brack. 1. ¢. pl. 31, fig. 1. — The 
scales have two layers of cells with pale thin walls and broad open lumen. 
Oahu! Kaala and Waimea 
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