Thursday, April 30, 2015

Verbena halei

Common name: Texas Vervain, Slender Vervain
Family: Verbenaceae
Size: Up to 75 cm tall
Description: Upright, smooth, delicate, slender-branched
Habitat: Various soils
























Flower:
  • Petals bluish lavender, lilac or white, united basally
  • Lobes flaring or spreading flat
  • Flowers numerous, forming a long, slender spikes, terminal or from leaf axils


























Stem and leaves:
  • Leaves 2-10 cm long
  • Opposite, stalked
  • Blade varying from deeply to shallow cut or lobed in lower portion of plant to toothed 
  • Stems one to several from base, squared, grooved, branched in upper portions

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