Red de Herbarios Mexicanos
Un puente de colaboración entre los botánicos de México
Iniciar Sesión
Nueva Cuenta
English
Español
Inicio
Proyectos de Flora
Baja California
Baja California Sur
Chihuahua
Durango
Sinaloa
Sonora
Proyecto MABA
Búsqueda
Colecciones
Mapa
Listados DinámicosListados Dinámicos
Explorador Taxonómico
Imágenes
Navegador de Imágenes
Búsqueda de Imágenes
Contribuyentes de Imágenes
Más Información
Herbarios Participantes
Información sobre el Proyecto
Ayuda de Symbiota
Mapa del Sitio
Allium praecox
Brandegee
Familia:
Amaryllidaceae
Early Onion
FNA
Recursos
Dale W. McNeal Jr. & T. D. Jacobsen in Flora of North America (vol. 26)
Bulbs 1-3, increase bulbs absent or ± equaling parent bulbs, never appearing as basal cluster, not clustered on stout primary rhizome, ovoid to globose, 1-1.8 × 1-1.7 cm; outer coats enclosing 1 or more bulbs, gray-brown to brown, prominently cellular-reticulate, membranous, cells arranged in ± vertical rows, forming irregular herringbone pattern, transversely elongate, V-shaped, without fibers; inner coats white, cells obscure, ± transversely elongate, contorted. Leaves persistent, withering from tip by anthesis, 2-3, basally sheathing, sheaths not extending much above soil surface; blade solid, flat, broadly channeled, carinate, 20-75 cm × 5-10 mm, margins entire. Scape persistent, solitary, erect, solid, terete, 20-60 cm × 2-4 mm. Umbel shattering after seeds mature, each flower deciduous with its pedicel as a unit, erect, loose, 5-40-flowered, hemispheric, bulbils unknown; spathe bracts persistent, 2, 5-7-veined, lanceolate to lance-ovate, ± equal, apex acuminate. Flowers stellate, 6-13 mm; tepals spreading at anthesis, white to pale pink with purple midveins, lance-ovate to ovate, ± equal, becoming papery and connivent over capsule, margins entire, apex acute, obtuse, or emarginate; stamens included; anthers purple and yellow; pollen yellow; ovary crested; processes 3, central, 2-lobed, minute, margins entire; style linear, equaling stamens; stigma capitate, scarcely thickened, unlobed; pedicel 15-40 mm. Seed coat shining; cells minutely roughened. 2n = 14.
Flowering Mar--May. Clay soil on shaded, grassy slopes near coast; 50--800 m; Calif.; Mexico (Baja California).
Abrir Mapa Interactivo
Hacer Clic para Desplegar
100 Imágenes Iniciales
- - - - -
Ver Todas las Imágenes