EcoFlora - Thelypteris ovata

Thelypteris ovata R.P. St. John in Small
Family: Thelypteridaceae Cecelia Alexander	FNA Resources Alan R. Smith in Flora of North America (vol. 2) Stems usually long-creeping, 3--6 mm diam. Leaves monomorphic, evergreen, (0.5--)1--4 cm apart, (30--)55--135(--165) cm. Petiole straw-colored, 15--80 cm × 2--6 mm, at base with tan to brownish, linear-lanceolate, hairy scales. Blade about equaling petiole length, broadest at base, gradually to somewhat abruptly tapered to pinnatifid apex. Pinnae (5--)10--25 × 0.8--2.2 cm, incised 4/5 of width; segments oblique, somewhat curved, basal pair from middle pinnae often elongate parallel to rachis; proximal pair of veins from adjacent segments reaching margin at or just above sinus. Indument abaxially of hairs mostly 0.2--0.5 mm on costae, veins, and blade tissue, also sometimes of a few tan scales on costae and rachises; blades adaxially glabrous except along rachises and costae. Sori round, supramedial to inframarginal; indusia tan, hairy, hairs mostly 0.2--0.4 mm; sporangia glabrous. 2 n = 72.
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