Flora of North America species comparison

erect, usually unbranched basally, branched distally or sometimes throughout, (1.3–)2–8.2(–10.7) dm.

erect, unbranched basally, branched distally, (1.3–)2–10.5(–13.5) dm.

petiole 0.5–4.7 cm;

blade pinnate, obovate to oblanceolate in outline, 1.5–10.3 cm, lateral lobes (2–9 pairs), ovate or oblong to lanceolate or linear, margins usually dentate to incised or entire, rarely pinnatifid or crenate.

petiole 0.4–4.2 cm;

blade pinnate, oblanceolate to obovate in outline, 1.5–6 cm, lateral lobes [2–4 (or 5) pairs], lanceolate, (5–22 × 1–5 mm), margins usually entire or crenate to incised, rarely lobed.

sessile or shortly petiolate;

blade smaller distally, distal lobes oblong, lanceolate, linear, (margins dentate to denticulate or entire), surfaces pubescent or glabrous.

sessile or shortly petiolate;

blade smaller distally, distal lobes often narrower, surfaces sparsely pubescent.

considerably elongated in fruit, (glandular or eglandular).

considerably elongated in fruit.

sepals erect to ascending, yellowish, oblong to ovate, 1.6–2.4 mm, glabrous or pubescent;

petals narrowly oblanceolate, 1.7–2.8 × 0.5–0.9 mm;

median filaments 1.6–2.4 mm;

anthers 0.3–0.4 mm.

sepals spreading, yellowish, oblong, 0.9–1.5 mm, glabrous;

petals oblanceolate, 1.1–1.8 × 0.4–0.6 mm;

median filaments 0.8–1.4 mm;

anthers 0.3–0.4 mm.

ascending to divaricate or horizontal, straight, (3–)5–25(–30) mm.

divaricate to ascending or suberect, often straight, 3–9(–11) mm.

erect to ascending, linear, slightly torulose, 8–20 × 0.9–1.3 mm, (straight or slightly to strongly curved inward);

valves each not veined or with distinct midvein;

septum not veined;

ovules 14–26 per ovary;

style 0.1–0.3 mm, glabrous.

divaricate to erect, fusiform, not torulose, (2–)3–5(–6) × (0.8–)1–1.3 mm, (long-acute at both ends);

valves each with obscure midvein;

septum not veined;

ovules 4–12 per ovary;

style (0.2–)0.3–0.6(–0.8) mm, glabrous.

uniseriate, reddish brown, oblong, 0.9–1.3 × 0.5–0.6 mm.

uniseriate, light brown, ellipsoid, 1–1.4 × 0.6–0.8 mm.

= 14.