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bellybutton veinfern

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.

Phanerophlebia umbonata

Habitat Moist, sheltered canyons and ravines
Elevation 1800–1900 m (5900–6200 ft)
Distribution
from FNA
TX; n Mexico
[BONAP county map]
Discussion

In the flora Phanerophlebia umbonata is known only from the Chisos Mountains, in Brewster County, Texas.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 2.
Parent taxa Dryopteridaceae > Phanerophlebia
Sibling taxa
P. auriculata
Synonyms Cyrtomium umbonatum
Name authority L. Underwood: Bull. Torrey Bot. Club 26: 211. (1899)
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