Abutilon pinkavae Fryxell

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Abutilon pinkavae Fryxell

Descripción

Erect or spreading subshrubs 0.5 m tall, the stems slender, sparsely pubescent with glandular hairs, occasionally also with simple hairs 1-2 mm long, glabrate in age. Leaf blades usually 2 (-4) cm long, oblong-ovate, cordate, indistinctly crenulate or serrulate, acute or obtuse, stellate-pubescent above and beneath, concolorous or nearly so; petioles almost as long as the blades; stipules 4-6 mm long, subulate. Flowers solitary in the leaf axils; pedicels 1-4 cm long, usually exceeding the subtending petioles, articulated 3-5 mm below the flowers; calyx 8-17 mm long, with both stellate and simple hairs, ca. 2/3-divided, the lobes cordate and somewhat plicate at the base; corolla rotate, without a dark center, the petals 14-18 mm long, orange, stellate-pubescent on claw, otherwise glabrous; staminal column 3 mm long, glabrous, orange, the filaments 1-1.5 mm long, orange, the anthers yellow; styles 6-7, the glabrous, yellow, with maroon stigmas. Fruits 10-11 mm long and wide, equaling calyces, with both stellate and simple hairs 1-2 mm long; mericarps 6-7, 3- seeded, dorsally costate, apically spinescent (the spine 1-4 mm long); seeds ca. 2 mm long, blackish, muriculate. Chromosome number unknown. A

Forma de crecimiento

Arbusto

Forma de vida

Terrestre

Nutrición

Autotrófica

Distribución

México (país) EndémicoA: Chihuahua EndémicoA; Coahuila de Zaragoza EndémicoA; Nuevo León EndémicoA

Tipo de vegetación

DesiertoA

Categoría IUCN

No incluidaB

Categoría NOM-059-SEMARNAT-2010

No incluidaC

Estatus del taxón

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

Bibliografía

A. Fryxell, P. A. 1988: Malvaceae of Mexico. – Syst. Bot. Monogr. 25: 1-522
B. IUCN 2022: The IUCN Red List of Threatened Species. Versión 2022-2
C. 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]