Flora of North America species comparison

erect to prostrate, (much-branched), often 5+ dm.

blade (ovate), margins entire or pinnatifid.

(shortly petiolate or sessile);

blade broadly ovate to ovate-lanceolate, or (distal) oblanceolate, (not especially fleshy, smaller distally), margins entire, dentate, or pinnatisect.

often 3+ dm;

rachis straight.

sepals 3.5–5 mm, lateral pair saccate basally;

petals usually white, rarely lavender, 4.9–9.4 × 3–4.5 mm, claw distinct.

1.5–4 mm.

(oval in cross-section) fusiform, 16–25 mm, not constricted at articulation, (4- or 8-sulcate or striate);

terminal segment less than 2 times length of proximal, apex tapering abruptly, acute.

(weakly 4-angled to terete, striate or sulcate), fusiform or lanceoloid [turbinate], 15–31 × 3–4 mm;

proximal segment terete, (5–10 mm);

terminal segment slenderly conical, (9–18 mm), apex usually acute.

cotyledons accumbent or, occasionally, incumbent.

= 18.