Cyrtomium umbonatum(L. Underwood) C. V. Morton [family DRYOPTERIDACEAE]
Treatment Author(s)
George Yatskievych
Information
Leaves 30--90 cm. Pinnae 10--18 pairs, lanceolate, usually falcate, 5--15 cm, base cuneate to ± truncate, apex attenuate; acroscopic lobe absent. Indusia scarious, convex with darker, raised umbo centrally, persistent and not shriveled at maturity. 2n = 82.
Altitude range
1800--1900 m
Distribution
n Mexico.USA Tex.
Discussion
In the flora Phanerophlebia umbonata is known only from the Chisos Mountains, in Brewster County, Texas.
