Sida jussiaeana DC.

Primary tabs

Sida jussiaeana DC.

Descripción

Repent herbs, the stems with patent simple hairs 1-2 mm long. Leaves distichous, the blades mostly 3-6 cm long (gradually reduced distally), about as wide, cordate-ovate, markedly asymmetrical, crenate to the base, acuminate, appressed-hirsute above and beneath, the hairs simple; petioles 1/2-3/4 the length of the blades below, progressively shorter upward, the most distal leaves subsessile; stipules 2-3 mm long, subulate. Flowers solitary in the leaf axils; pedicels 2-4 times the length of the subtending petioles, slender; calyx 5-7 mm long, markedly pentangular, the lobes trullate in flower, accrescent becoming inflated and pyramidal in fruit, setose; corolla barely exceeding the calyx, pale yellow, sometimes with a faint red center; androecium included, glabrous, the staminal column 1.5 mm long, the filaments 1.5 mm long, the anthers yellow; styles 5, the stigmas purple. Fruits 3 mm in diameter, enclosed by the calyces, subglobose, glabrous; mericarps 5, muticous. Chromosome number: 2n = 16.A

Forma de crecimiento

Hierba

Forma de vida

Terrestre

Nutrición

Autotrófica

Distribución

México (país) Nativo y no endémicoA

Tipo de vegetación

moist situations on roadsides and in disturbed areas Selva bajaA

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]