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Wavy Scaly Cloakfern

Astrolepis sinuata (Lag. ex Sw.) D. M. Benham & Windham

Comments

provided by eFloras
Astrolepis sinuata comprises two cytotypes that tend to occupy different ranges and are treated here as subspecies. Sexual diploid populations (subsp. mexicana ) are widely distributed in Mexico, but in the flora they are apparently confined to the Davis and Chisos mountains of Texas and to southeast New Mexico. The range of the apogamous triploid (subsp. sinuata ) extends from Argentina to the southwestern United States, with a disjunct population in Georgia. Isozyme studies suggest that subsp. sinuata was derived from the diploid subsp. mexicana through autopolyploidy (D. M. Benham 1989).
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cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 2 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
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eFloras.org
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eFloras

Description

provided by eFloras
Stems compact to short-creeping; stem scales uniformly chestnut brown or with lighter margin, to 6 mm, margins ciliate-dentate. Leaves 11--130 cm. Blade pinnate-pinnatifid, pinna pairs 30--60. Pinnae deltate to ovate, largest 7--35 mm, symmetrically lobed, lobes 6--14 often acute, separated by deep sinuses; abaxial scales concealing surface, lanceolate, usually 1--1.5 mm, ciliate-dentate with delicate marginal projections; adaxial scales sparse, deciduous, elongate, stellate, attached at base, body 1--2 cells wide, attached at base. Sporangia containing 32 or 64 spores.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 2 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
project
eFloras.org
original
visit source
partner site
eFloras

Synonym

provided by eFloras
Acrostichum sinuatum Lagasca ex Swartz, Syn. Fil., 14. 1806; Cheilanthes sinuata (Lagasca ex Swartz) Domin; Notholaena sinuata (Lagasca ex Swartz) Kaulfuss
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 2 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
project
eFloras.org
original
visit source
partner site
eFloras