Comprehensive Description
provided by North American Flora
Lophidium fluminense (Miers) Underwood
Schizaea Jluminensis Miers ; Sturm, in Mart. Fl. Bras. 1^ : 184. 1859.
Rhizome slender, horizontal, densely rusty-pilose ; fronds 1-3, erect or ascending, 430 cm. long; stipe 3-24 cm. long, the lower portion to a distance of 3-15 cm. usually brownish and tortuous from being buried in humus, the upper portion flattish, slender, stramineous, at the summit greenish-marginate, passing gradually into the lamina, sparingly pilose; lamina narrowly obdeltoid in outline, narrowly cuneate, 2-7.5 cm. long, 1.54 cm. broad, 2 or 3 times dichotomous (rarely simple), the segments obliquely ascending, 1-3 mm. broad, unicostate or, if bicostate, cleft at the summit, each costa produced and developing a sporangiophore ; sporangiophores 6-15 mm. long, incurved, conduplicate ; fertile segments 7-14 pairs, slender, linear, pilose along the costae and margins, the lower and middle ones about equal, the upper ones shorter ; spores delicately verrucose.
Type locality : Near Panur6, by the Rio Uaup^s, Brazil.
Distribution: Grenada and Jamaica, rare; also in Brazil, and reported from Guiana and Bolivia.
- bibliographic citation
- Lucien Marcus Underwood, Ralph Curtiss BenedictWilliam Ralph Maxon. 1909. OPHIOGLOSSALES-FILICALES; OPHIOGLOSSACEAE, MARATTIACEAE, OSMUNDACEAE, CERATOPTERIDACEAE, SCHIZAEACEAE, GLEICHENIACEAE, CYATHEACEAE (pars). North American flora. vol 16(1). New York Botanical Garden, New York, NY
