BROADHURST: STRUTHIOPTERIS IN NORTH AMERICA 269 
em. long, the lower pinnae often opposite; pinnae 16—26-jugate, 
falcate, the apex rounded to subacute, the base somewhat dilated, 
2-3 cm. long, 8-12 mm. wide; margins not at all or slightly and 
irregularly revolute; leaf tissue rigid-herbaceous, punctate as in 
. exaliata, without scales; veins not distinct, occasionally slightly 
grooved below, the apices marked with circular glandular areas, 
vein spaces 8-10 to I cm. Sporophyls 25-28 cm. long; stipes I-5 
cm. long, usually bicolored with reddish brown; lamina 14-16 cm. 
long, abruptly reduced below, gradually reduced above; pinnae 
14-18-jugate, 2-3.5 cm. long, 2 mm. wide, with a sterile tip 1-2 
mm. long, the base but slightly or not at all dilated; industum 
delicate, entire, not becoming lacerate; sporangia yellowish or 
brownish yellow to brown. [PLATE 22.] 
Type in the U. S. National Herbarium, no. 675793 and 675794, 
‘collected in humid forests around Los Siguas Camp, southern 
slope of Cerro de la Horqueta, Chiriqui, altitude about 1,700 
meters, William R. Maxon 5415, March 17-19, 1911. we hg 
SPECIMENS INCLUDED: Costa Rica: “Barba, borde du Rio 
MAncaron,” altitude 1,200 m., Pittier & Durand 2001. U. S. 
National Herbarium no. 154300, without definite locality and 
collection number, Cooper. 
In a cover with some South American plants marked tentatively 
sp. nov. by Professor L. M. Underwood, are two sheets from 
Colombia (altitude 5,000 feet, H. Smith 1084). One has a rhizome 
33 cm. high, and they surely belong in this species. 
6. S. Plumieri (Desv.) Broadh. comb. nov. 
Lomaria Plumieri Desv. Ges. Nat. Fr. Berl. Mag. 5: 325- 
I8it. 
Lomaria martinicensis Spreng. Neue Entd. 3: 5. 1822 (cited 
by Desvaux in 1827 as a synonym). 
Lomaridium Plumieri Presi, Epim. Bot. 155. 1851- 
Spicanta Plumieri 0. Kuntze, Rev. Gen. Pl. 2: 820. 1891. 
Blechnum Plumieri Diels, in E. & P. Nat. Pfl. 14: 248. 1899. 
seus epiphytic. Rhizome creeping on rocks and trees, at 
re x, long, 4 Cm. thick, the scales numerous, ana 
a black ad decidedly reddish brown to burnt umber, wit 
tered; i lan line. Sterile fronds 65-1 15 cm. long; stipes sca : 
larl » 15-27 cm. long, not at all or but slightly angulate, irregu 
yY marked with vestigial pinnae in the upper part, bicolored 
(uniformly straw-colored in one frond, Lloyd 898); lamina 30-90 
