american samoa - University of Hawaii at Manoa

and the costules, and reniform indusia. Common in
lowland to montane forest, reported from near sea
level to 1000 m elevation. Indigenous, pantropical
in distribution. Reinecke 172; Setchell 18, 209;
Christophersen 1032; Yuncker 9330; Long 1992,
3047; Whistler 3544, 8979!.
Nephrolepis hirsutula (Forst, f.) Presl
Medium-sized terrestrial fern with a short, thick
rhizome, erect pinnate fronds up to 1.2 m long,
rachis and surfaces usually with paIe scales, pinnae
with an auricle and crenate margins, sori near the
pinnae margins, and reniform indusia. Common in
disturbed places, reported from near sea level to
1550 m elevation. Indigenous, ranging from
tropical Asia to Polynesia. Reinecke lb; Setchell
3 17; Garber 873; Christophersen 3499; Yuncker
9367; Whistler 9099!, 9140.
Oleandra neriiformis Cav.
Epiphytic fern with a long brittle rhizome, simple
linear-lanceolate fronds with close, conspicuous
veins, sori in a single row close to the midrib, and
reniform indusia. Occasional to common in mon-
tane forest to cloud forest, reported from 500 to
1500 m elevation. Indigenous, ranging from tropi-
cal Asia to Samoa. Veitch s.n.; Reinecke 108b;
Setchell 398; Whistler 3549, 8739!, 9086.
DENNSTAEDTIACEAE
Orthiopteris tenuis (Bracken.) Brownlie
Medium-sized terrestrial fern with an erect rhizome,
tufted deltoid, compound fronds, grooved rachis and
costa, and terminal marginal sori enclosed within a
cup-like indusium d~awn downwards into a point
with the margins fused to the segment. Uncommon
in montane forest, reported from 400 to 900 m elevation.
Indigenous, ranging from Samoa to New
Guinea. This genus is in need of revision. Brownlie
(1977) noted that this name may apply only to an
endemic Fijian species. Whistler 9050!
Dicranopteris linearis (Bum. f.) Underwood
[false-staghorn fern] saua
Large terrestrial fern with a creeping, reddish-hairy
rhizomes, fronds forked 1-3 times, lamina bipin-
natifid, segments narrowly oblong, and sori with up
to 15 sporangia. Occasional to common in disturbed
places, fernlands, and montane scrub, reported from
near sea level to 1550 m elevation. Indigenous,
widely distributed in the Old World tropics and
subtropics. Setchell 110, 367? (n.~.); Garber 868;
Wilder s.n.; Christophersen 1026, 3493; Mitchell
5 16; Y uncker 9344; Wisner 145; Lamoureux 3026;
Whistler 2929, 86 1 O!, 8686!.
GRAMMITIDACEAE
Ctenopteris blechnoides (Grev.) Wagner & Grether
Small epiphytic fern with a short-creeping rhizome,
a black rachis, lanceolate, pinnate lamina less than
1.8 cm wide, triangular sterile lower lobes, linear-
oblong upper fertile lobes, and oblong to round sori
sometimes nearly covering the segment. Occasional
in mangrove to montane forest, reported from near
sea level to 900 m elevation. Indigenous, ranging
from Ceylon to Tahiti. Reinecke 176; Setchell 391
p.p.; Garber 787; Christophersen 1054, 12 17, 3553;
Sledge 1827; Whistler 2788, 8944, 8997!, 9045!,
9340!.
Ctenopteris contigua (Forst, f.) Holttum
Small epiphytic fern with a short rhizome, clustered,
winged stipes, lanceolate, subpinnate lamina lobed
to near the midrib, and sori embedded at the tip of
the upper lobes. Occasional in lowland to cloud
forest, reported from 300 to 1500 m elevation. Indi-
genous, ranging from Ceylon to Tahiti. Reinecke
124a; Christophersen 1 127!, 12 16, l825!; Whistler
8547!. 8943!.
*Ctenopteris lepidum (Brause) .....
Small epiphytic fern with rhizome short-creeping,
stipes 2-6 cm long, lamina lanceolate, subpinnate,
lower segments triangular and sterile, upper ones
linear and fertile, and exindusiate oblong or round
sori almost covering undersurface of segment.
Occasional in montane forest, reported from 450 to
725 m elevation. This species has apparently not yet
been transferred to the genus Ctenopteris. Endemic.
Reinecke 166b; Setchell 39 1 p.p.; Christophersen
1055, 1072; Whistler 9084.
*Grammitis hookeri (Bracken.) Copeland
Small epiphytic fern with a short-creeping rhizome,
reddish hairy stipes 2-4 cm long, simple, lanceolate
lamina, and round sori in a single row on either side