EcoFlora - Verbena × engelmannii

Verbena × engelmannii Moldenke (redirected from: Verbena x engelmannii Moldenke [hastata × urticifolia])
Family: Verbenaceae Hybrid Vervain [Verbena engelmannii Moldenke, more] Morton Arboretum	vPlants Resources The Morton Arboretum Perennial herb Stem: erect, nearly hairless to sparsely hairy. Leaves: opposite, stalked (at least 5 mm long), more than 2 cm wide, egg-shaped, toothed, nearly hairless or sparsely hairy. Inflorescence: a cluster of more than three spikes, each spike dense and less than 7 mm across. Flowers: bluish purple, well separated along the spike, with bracts shorter than the calyx. Fruit: four nutlets surrounded by the persistent calyx. Similar species: Verbena x engelmanii is a hybrid of Verbena hastata and Verbena urticifolia. The attributes of the hybrid are intermediate of the parents. See links below for further information on the parents. Flowering: July to September Habitat and ecology: Rare in woods, fields, thickets, and rocky estuaries. Occurence in the Chicago region: native Etymology: Verbena is the Latin name for vervain. Engelmannii was named after George Engelmann, 19th century German-American physician and botanist. Author: The Morton Arboretum
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