Agrimonia rostellata Wallr.
Family - Rosaceae
Stems - To 100 cm, ascending to erect, sparsely pubescent and also glandular.
Leaves - Petiole bases with prominent stipules. Compound leaves with 3-9 primary leaflets, with small secondary leaflets interspersed. Primary leaflets elliptic, margins bluntly toothed, abaxial surface both glandular and pubescent.
Inflorescence - Inflorescence axis both glandular and, usually, pubescent. Flowers irregularly spaced along axis.
Flowers - Stamens 10-15. Fruiting hypanthium 2.0-2.5 mm long (fruits 3.5-4.5 mm long), glandular, glabrous.
Fruits - Formed from the hardened obconic hypanthium, ringed with hooked bristles which aid in dispersal.
Flowering - July - September.
Habitat - Slopes, ridges, open woods.
Origin - Native to U.S.
Other info. - This species can be found throughout most of Missouri but is apparently absent from most of the northwest corner of the state. A. rostellata is very similar to another species, A. pubescens Wallr., but the latter is more pubescent and lacks glands on the abaxial surface of the leaves.
Photographs taken in Brown Summit, NC., 7-13-02 (DETenaglia); also at Victoria Glade, Jefferson County, MO, 8-5-2016 (SRTurner).