Rosaceae tribe Roseae
Syn. Pl. Fl. Gall., 331. 1806.
Shrubs or subshrubs; usually armed, rarely unarmed. Leaves alternate, imparipinnately compound or 3-foliate [simple]; stipules persistent, sometimes caducous [absent], adnate to petiole base or free, auricles free; venation pinnate. Flowers: perianth and androecium perigynous; epicalyx bractlets absent; hypanthium ovoid, oblong, globose to cupulate or urceolate, rarely obovoid or hemispheric, with or without distinct necks; torus usually absent, conic if present; carpels 3–110+, styles terminal, distinct, rarely connate; ovule 1, apical. Fruits accessory; aggregated achenes enclosed within hypanthium (hip); styles persistent, not elongate.
North America, Mexico, Eurasia, Africa, Pacific Islands, Australia, widely worldwide
Genus 1, species ca. 140 (33 in the flora).
The base chromosome number for Roseae is x = 7.