Flora of North America species comparison

erect, dark brown, striate, much-branched, woody, glabrous; short shoots absent;

latex watery, colorless in younger shoots, cloudy-whitish in older branches.

persistent, ± evenly distributed on long shoots;

stipules absent;

petiole 1–5.5 cm, not stipitate-glandular;

blade elliptic-ovate, obovate, lyrate, or panduriform, 7.5–15.3 × 2.9–12.5 cm, unlobed or shallowly 3-lobed, base rounded, cordate, or cuneate, margins entire (sometimes with 2–4 glands or hairs at base), apex acuminate, membranous to ± coriaceous, surfaces glabrous;

venation pinnate (palmate if lobed).

bisexual, terminal and subterminal, cymes;

peduncle 5.2–21 cm;

bracts 1–12 mm, margins entire, glabrous.

2–8 mm.

sepals distinct, ovate, 2.5–3(–4) × 1–1.7 mm, margins entire, apex obtuse, surfaces glabrous;

corolla bright red to scarlet or pink, rotate, petals distinct, 8.4–12.1 × 2.5–4.3 mm, abaxial surface glabrous, adaxial with tufts of hairs near base;

stamens 10 in 2 whorls (5 + 5);

filaments of each whorl connate 1/2–3/4 length, outer whorl 4–9 mm, inner whorl 5–12 mm.

resembling staminate, but sepals 3.1–3.8 × 1.2–2.2 mm;

petals 9–17 × 5–10 mm;

carpels 3;

styles connate 1/2 length, 3–4 mm.

ovoid, 1–1.3 × 0.7–1.1 cm, explosively dehiscent.

cream, mottled with red and black spots, ellipsoidal, 7–10 × 4–6.5 mm;

caruncle relatively small, conspicuous.

.).

= 22 (cult.