Flora of North America species comparison

several from base, erect or lateral decumbent, (unbranched), 1–2 dm.

several (to several hundred) from base, erect, (each terminating in a tufted cluster of leaves), to 7 dm.

(petiole usually winged);

blade broadly oblanceolate, 3–8 cm, margins usually dentate or pinnatifid, rarely subentire, (terminal lobe acute or obtuse, not rounded).

(petiole not differentiated from blade);

blade narrowly elliptic to narrowly linear-oblanceolate, (0.8–)1–1.5 cm, (base cuneate), margins entire.

blade spatulate to linear-oblanceolate, 1–3 cm, margins usually entire, rarely toothed, (apex acute).

similar to basal, blade sometimes linear, (apex acute).

loose (and greatly elongated in fruit) to congested.

dense, (often ± subumbellate, somewhat elongated in fruit).

sepals linear-oblong, 5–7 mm;

petals spatulate, 9–11 mm.

sepals narrowly elliptic, 2.5–3.5(–4) mm, (not keeled);

petals narrowly spatulate, 4–7 mm.

(recurved), 6–15 mm.

(strongly sigmoid), 5–10 mm.

(usually pendent on arching pedicels, less frequently widely divergent), irregular in shape, (base obtuse or slightly cordate, apex deeply and broadly notched), not strongly inflated, 8–11 × 8–12 mm, (papery);

valves retaining seeds after dehiscence;

replum linear-oblong, constricted, 2.5–4 mm, as wide as or wider than fruit, apex obtuse;

ovules 4 per ovary;

style 5–8 mm.

ellipsoid, compressed, 4–6 mm;

valves densely pubescent, trichomes appressed;

ovules 2 per ovary;

style 2–3.5 mm.

flattened.

flattened, (oval).