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Aruncus Linnaeus. Subfamily: Amygdaloideae. Tribe: Spiraeeae. Goat's-beard.

Key to Aruncus

A genus of 2-3 species, perennial herbs, of temperate North America and Europe.

ID notes: Aruncus dioicus can be distinguished from the superficially closely similar Astilbe biternata by the following characteristics: trichomes of foliage not glandular (vs. glandular in Astilbe), stamens 20 (vs. 10), carpels 3-4 (vs. 2), seeds < 1.5-2 mm long (vs. ca. 4 mm long), terminal leaflets usually unlobed (vs. terminal leaflets usually trilobed).

Ref: Kalkman In Kubitzki et al. (2004); Mellichamp (2014) In Flora of North America Editorial Committee (2014); Robertson (1974). Show full citations.

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image of plant© Екатерина Кропочева, some rights reserved (CC BY), uploaded by Екатерина Кропочева | Aruncus sylvester source | Original Image ⭷


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