E-Flora BC: Electronic Atlas of the Flora of British Columbia

Verbena hastata L.
blue vervain
Verbenaceae (Verbena family)

Introduction to Vascular Plants

Distribution of Verbena hastata
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SUBTAXA PRESENT IN BC

Verbena hastata var. scabra

Species Information

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Illustration Source: The Illustrated Flora of British Columbia

General:
Perennial herb from a short stem-base with fibrous roots; stems erect, solitary, simple, usually bristly or spreading-hairy, 15-150 cm tall.

Leaves:
Basal leaves lacking; stem leaves opposite, lanceolate, pointed at the tip, 4-15 cm long, 1-4 cm wide, sharply toothed, sometimes shallowly lobed, rarely with lobes at the base, short-hairy, short-stalked, the stalks 1-2 cm long.

Flowers:
Inflorescence a flat-topped cluster of spikes 3-10 cm long with many flowers; corollas blue to violet, 2.5-5 mm long, lobed, the lobes about 1/3 the length of the tube; bracts inconspicuous; calyces egg-shaped, 2.5-3 mm long.

Fruits:
Nutlets, 1.5-2 mm long, smooth or faintly lined.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Status Information

Taxonomic and Nomenclatural Links

Additional Range and Status Information Links

Additional Photo Sources

General References

Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2020. E-Flora BC: Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. Lab for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver. [Accessed: 2025-04-07 12:06:26 AM ]

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