Gossypium turneri Fryxell

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Gossypium turneri Fryxell

Descripción

Spreading shrubs ca. 1 m tall, the younger stems stellate-tomentulose, the older stems with red-brown bark and prominent lenticels. Leaf blades thick-textured, 2-4 cm long and equally wide, cordate, shallowly 3-lobed, acute to obtuse, subglabrous, with a foliar nectary near base of midrib beneath; petioles equaling or exceeding the blades; stipules 3-7 mm long, subulate. Flowers solitary in the leaf axils; pedicels ca. 2 cm long, equaling or exceeding the subtending petioles, medially articulate, with caducous bracts at articulation, surmounted by 3 prominent nectaries; involucellar bracts 9-26 mm long, 7-9 mm wide, inserted above the nectaries, ovate, usually laciniate, caducous at anthesis; calyx 5-8 mm long, subtruncate, sub- glabrous, prominently gland-dotted; corolla yellow with a red center, the petals 4~ 4.5 cm long; staminal column 16-17 mm long, glabrous, pallid, the filaments 5-6 mm long; style somewhat shorter than the petals. Capsules 1-1.5 cm long, globose to ovoid, 3-5-loculed, prominently glandular, flaring widely at maturity, externally glabrous, internally hirsute on suture of dehiscence, the hairs 2 mm long; seeds 7-8 mm long, brownish with tightly appressed hairs. Chromosome number unknown. A

Forma de crecimiento

Arbusto

Forma de vida

Terrestre

Nutrición

Autotrófica

Distribución

México (país) EndémicoA

Tipo de vegetación

Desert habitats No especificadoA

Categoría IUCN

En peligro crítico (CR)B

Categoría NOM-059-SEMARNAT-2010

En peligro de extinción (P)C

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]