Abutilon trisulcatum (Jacq.) Urb.

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Abutilon trisulcatum (Jacq.) Urb.

Descripción

Robust herbs or shrubs 1-2.5 m tall, the stems prominently trisulcate when young, minutely puberulent, usually viscid especially in inflorescence. Leaf blades mostly 6-11 cm long, ovate, cordate, crenulate-serrulate, acuminate, minutely velutinous above and beneath, slightly discolorous; petioles 1/4-3/4 times as long as the blade (sometimes longer on midstem leaves); stipules 2~4 mm long, subulate. Flowers usually in lax terminal panicles; pedicels 1-3 cm long; calyx 3-4 mm long, half-divided, the lobes lance-ovate, puberulent; corolla often with a dark center, the petals 4-6 mm long, yellow, often refiexed; androecium pallid, about equaling petals, the staminal column 2-2.5 mm long, the filaments 0.5-1.5 mm long, the anthers yellow; styles 5. Fruits 6-8 mm long, 5-8 mm in diameter, cylindrical but usually slightly constricted near center, minutely stellate-puberulent, loculicidally dehiscent (septicidal dehiscence suppressed); mericarps 5, ca. 3-seeded, apically apiculate; seeds 2 mm long, minutely pubescent. Chromosome number: 2n = 14. A

Forma de crecimiento

o hierba robusta Arbusto

Forma de vida

Terrestre

Nutrición

Autotrófica

Distribución

Caribe: Antillas Mayores PresenteA, Centroamérica: Nicaragua PresenteA, México (país) Nativo y no endémicoA, Norteamérica al N de México PresenteA, Sudamérica PresenteA

Ecología y Hábitat

It is found widely in Mexico, generally at low elevation in dry matorral or disturbed vegetation, and flowers from September to March. It is a common roadside weed of robust growth and is easily recognized by its prominently triquetrous stems.A

Tipo de vegetación

No especificadoA

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]