Lomaridium C.Presl

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Lomaridium C.Presl

Descripción

Rhizomes long-creeping, climbing trees or ascending to erect, non-stoloniferous, stout, clothed with mostly bicolorous, long-lanceolate, denticulate or entire (rare) scales; fronds dimorphic; stipes stout, long, stramineous, brown to dark brown, proximally with scales like those of rhizomes, glabrous or minutely but densely papillose; blades concolorous or bicolorous, the adaxial side dark green, abaxially silver-green, lanceolate or ovate-deltate, deeply pinnatisect or pinnate in the proximal half, usually with many pairs of greatly reduced, auriculate or vestigial pinnae proximally, distally pinnatifid, sometimes with an entire, acuminate blade tip; rachises glabrous or with scattered minute hairs, often atropurpureus; buds absent; aerophores absent; pinnae adnate, oblong-acute to linear-attenuate or narrowly triangular, sometimes falcate, margins entire, slightly revolute; veins free, 1-furcate proximally, terminating near margins in enlarged vein tips adaxially; sori linear, indusia linear, entire to subentire; x = 29, 32.
A

Forma de crecimiento

Hierba

Forma de vida

Hemiepifita, EpífitaA

Nutrición

Autotrófica

Distribución

Centroamérica PresenteA, México (país) Nativo y no endémicoA, Sudamérica PresenteA, África PresenteA

Elevación

data unavailable

Tipo de vegetación

Bosque de neblina/mesófilo, Selva altaB

Categoría IUCN

No incluidaC

Categoría NOM-059-SEMARNAT-2010

No incluidaD

Estatus del taxón

(A) Como definida actualmente, probablemente una entidad natural (monofilética)

Discusión taxonómica

Lomaridium is easily distinguished from other Blechnaceae by the denticulate rhizome scales, glabrous leaves, and plants that climb by rhizomes.A

Bibliografía

A. Gasper, V.A.O. Dittrich & Salino 2016: – Phytotaxa 275(3)
B. Mickel, J. T. & Smith, A. R. 2004: The Pteridophytes of Mexico Vol. 88
C. IUCN 2022: The IUCN Red List of Threatened Species. Versión 2022-2
D. SEMARNAT 2019: MODIFICACIÓN del Anexo Normativo III, Lista de especies en riesgo de la Norma Oficial Mexicana NOM-059-SEMARNAT-2010: 101 pp. – https://www.dof.gob.mx/nota_detalle.php?codigo=5578808&fecha=14/11/2019#gsc.tab=0 [accessed 2023-05-04 06:16]