Description ²

• Flower: Purple elongated cluster
• Leaves: 2½ inches long, 1½ inches wide, thin, coarsely toothed, lower leaves broadly lance-like, rounded at base, tapering to a point, wilts away by mid-season, upper leaves smaller and more lance shaped
• Fruit/Seed: capsule, containing 4 nutlets
• Height: 10-30 inches
• Flowering: July - September
• Habitat: meadows, thickets, shores, marshes

Fontes e Créditos

1. (c) Kerry Woods, alguns direitos reservados (CC BY-NC-ND), https://www.flickr.com/photos/93854456@N03/12350352963/
2. (c) Minnesota Scientific and Natural Areas, alguns direitos reservados (CC BY-SA)

Mais informações

• BioDiversity4All taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Calflora
• CalPhotos
• eFloras.org
• Flora of North America (beta)
• Global Biodiversity Information Facility (GBIF)
• Go Botany
• HOSTS - a Database of the World's Lepidopteran Hostplants
• IPNI (with links to POWO, WFO, and BHL)
• Jepson eFlora
• Maryland Biodiversity Project
• NatureServe Explorer 2.0
• OregonFlora.org
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• VASCAN by Canadensys
• World Flora Online

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