Flora of North America species comparison

dark or dull green, not glaucous, thick, leathery, strongly reticulately veined abaxially, terminal tooth of terminal leaflet usually shorter than adjacent teeth, abaxial surface densely silky, adaxial glabrous, shiny.

alternate, rarely opposite, pinnately compound, sometimes simple or palmately compound;

stipules present, rarely absent.

bisexual, pistillate or staminate (plants dioecious or trioecious);

hypanthium 14.5–27.8 mm diam.;

petals 5(or 6), obovate to widely depressed obovate, margins distinct or overlapping.

torus usually enlarged, sometimes small or absent;

carpels 1–260(–450), distinct, free, styles distinct, rarely connate (Roseae);

ovules 1(or 2), collateral (Rubeae) or superposed (Fallugia, Filipendula).

achenes or aggregated achenes sometimes with fleshy, urn-shaped hypanthium or enlarged torus, sometimes aggregated drupelets;

styles persistent or deciduous, not elongate (elongate but not plumose in Geum).

in shallow pits or partially embedded, reddish brown to dark brown, 1.4–2 mm;

bractlets and sepals clasping;

torus not easily separated from hypanthium.

= 7(8).