Flora of North America species comparison

2–6 dm, base 2–3(–4) mm diam.

basal (5–)10–25 cm, leaflet pairs (1–)2–3(–4);

terminal leaflet obovate to nearly round, 2–6(–8) × (1–) 2–5 cm, teeth double, 7–15(–20) per side, apex obtuse to rounded;

cauline well developed, leaflet pairs 1–3.

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

stipules present, rarely absent.

5–40-flowered, ± to very leafy, wide, branch angles (20–)30–50°.

1–5 (proximal to 30) mm.

epicalyx bractlets linear-lanceolate to elliptic, 2–6(–8) × 0.5–2 mm;

sepals spreading, 4.5–10 mm, apex ± obtuse, mucronate;

petals spreading, usually ± yellow, sometimes cream-white, obovate-elliptic to nearly round, (3–)3.5–5 × (2–)3–4 mm;

filaments (0.5–)1–2 mm.

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).

1–1.4 mm.

= 7(8).

= 14.