Bastardiastrum gracile (Hochr.) Bates

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Bastardiastrum gracile (Hochr.) Bates

Descripción

Herbs or subshrubs 0.5-1.5 m tall, widely branching, the stems minutely and densely velvety with larger stellate hairs interspersed, sometimes evenly purplish pigmented, sometimes only at the nodes. Leaf blades 4-9 cm long (smaller up- ward), ovate (sometimes narrowly so), truncate to cordate, finely and obscurely serrulate or crenulate, acuminate, minutely stellate-pubescent above and beneath; petioles shorter than to equaling the blades. Flowers solitary in the leaf axils or clustered on cymose lateral branches, generally aggregated into leafy or leafless racemes or panicles; pedicels 0.5-2 cm long, minutely stellate-pubescent; calyx 6-10 mm long, prominently 10-ribbed, densely hirsute (especially on the ribs), the hairs 0.5-1 mm long, stellate; petals 7-10 mm long, white to pale lavender, mi- nutely ciliate on margins of claw; staminal column nearly obsolete, the filaments 4~ 6 mm long; styles 3. Fruits ca. 7 mm in diameter; mericarps 3, 5-6 mm long, each with 1-3 seeds; seeds 2.5 mm long, verruculate. Chromosome number unknown.A

Forma de crecimiento

o subarbusto HierbaA

Forma de vida

Terrestre

Nutrición

Autotrófica

Distribución

México (país) EndémicoA

Elevación

100 – 600 mA

Tipo de vegetación

evergreen forests and in disturbed vegetation 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]