628 FILICES. (Pteris. 
the stipes two broad lateral fib. vas. bands, which curve outward and are 
united ae by a transverse one. 
Maui! abundant in Kula and Ulupalakua, but occurs also on Oahu! Makaleha, 
Ka ae Wosiecs areca i! and pride Sal peng name: «Owalii.» — The species ranges 
over the eastern Medit rranean countri mm Africa and adjoining islands, temperate 
and tropical Asia, ag the Philipines, So “Inlaid: and in America from Florida to 
Guatemala. 
3. var. decurrens. — The two or three uppermost pairs of pinnae de 
pair 
lower segment of the first pair pectinately cleft on the inferior side into 
2 or 3 long segments, also the terminal segment of the frond with 1 or 
2 eae Again 
Oahu ka > W. Maui! — Touches closely on ci Australian P. wmbrosa, R. Br., 
and pip rot Sahat to var. 8 of the next spec 
2. P, irregularis, Kaulf. Enum. Fil. p. 189. — Caudex short oblique, 
scantily covered with dark and stiff, linear-lanceolate and hairlike scales 
less than 1/2‘ in length. Stip. 1—2 ft. long, angular, naked, pale-brown 
or yellow, glossy. Frond thin Eee bright green, ovate or ovate- 
oblong in outline, with a pedate base, 10—24' x 8— 14’, irregularly tri-, 
quadripinnatisect, cyatheoid. Primary segments mostly opposite, at least, 
the lower ones, in 4—7 pairs besides the pinnatifid apex, ovate- lanceolate, 
ascending, subfaleate, with a long-acuminate subentire apex, decurrent 
at the base so as to form a wing of 2—8” in width along the rhachis; 
the wing continuous or interrupted, rarely absent in the lowest internode; 
the inferior basal segment of the lowest pinnae much the largest. Se- 
condary segments separated by broad angular intervals, entire in their 
basal portion. Ultimate segments deltoid or shai -lanceolate, ascending. 
Veins distinct, nearly vertical, simple and once forking. Inyol. continuous 
along margins es wing. Sporangia and fib. vas. fasc. as before 
paucciie aes — Hook. Sp. Fil. II, 173. — Synops. Fil. p. 158. — 
Brack. ae : a p. 116. — P. alata, Gaud. in Bot. Freye. p. 391, 
tab. ote — ome Beech. p. 107. — In young sterile fronds, which are bi- 
pinnatisect, the fork-branches of the veins which run to the fundus of 
os sinuses unite again with their apices. 
woods and deep regard eg all islands from 1000—3000 ft. Nat. name: «Mana»- 
aon reported from 
8 var. linearis. — Frond 10—18’ long, bi-, tripinnatisect, the main 
rhachis narrowly margined or winged in the upper, wingless in the one 
or two lowest internodes. Lowest pinnae stipitate. Secondary segments 
pris linear, entire, 2—3" broad and 3—4‘ long, patent, leaving inter- 
ted wings along their rhachis, the very lowest ones again cleft in their 
ine half into similar tertiary segments. 
