Pecluma dispersa

(A. M. Evans) M. G. Price

Amer. Fern J. 73: 114. 1983.

Common names: Widespread polypody
Basionym: Polypodium dispersum A. M. Evans
Treatment appears in FNA Volume 2.
Revision as of 19:12, 26 July 2019 by FNA>Volume Importer
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Stems 4–6 mm diam.; scales blackish, linear-lanceolate. Leaves erect or arching. Petiole black, 1/4–1/3 length of blade, hairs short, mostly simple, multicellular; scales deltate to linear, base broadly hastate-lacerate. Blade narrowly ovate, 20–70 × 5–11 cm; base narrowly truncate; apex acute. Segments narrowly ovate to linear, 3–5 mm wide; segments at base of blade abruptly reduced, usually reflexed. Veins 1–2-forked. Sori round or oval, sporangia with 32 spores. n = 2n = 111, apogamous.


Habitat: Usually on limestone outcrops, occasionally epiphytic in hammocks
Elevation: 0 m

Distribution

V2 609-distribution-map.gif

Fla., Mexico, West Indies, Central America, South America to s Brazil.

Discussion

Pecluma dispersa frequently occurs as widely scattered clusters of small juveniles on mossy limestone, arising vegetatively from exposed roots of older plants.

Selected References

None.

Lower Taxa

None.
... more about "Pecluma dispersa"
A. Murray Evans +
(A. M. Evans) M. G. Price +
Polypodium dispersum +
Widespread polypody +
Fla. +, Mexico +, West Indies +, Central America +  and South America to s Brazil. +
Usually on limestone outcrops, occasionally epiphytic in hammocks +
Amer. Fern J. +
Polypodium subg. Pectinatum +
Pecluma dispersa +
species +