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.

erect, brown, sparsely to much-branched, woody-succulent, hirsute, glandular when young; short shoots absent;

latex viscous, colorless.

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).

persistent or drought-deciduous, ± evenly distributed on long shoots;

stipules persistent, 2.5–12 mm, filiform-divided, each segment ending in stipitate gland;

petiole 3–14.5 cm, stipitate-glandular;

blade cordate to ovate in outline, 4–18.2 × 4.2–13.4 cm, 3–5-lobed, base cordate, margins usually serrulate-denticulate or glandular-ciliate, rarely entire, apex acuminate, membranous, surfaces glabrous or sparsely hairy especially on veins;

venation palmate.

bisexual, terminal and subterminal, cymes;

peduncle 5.2–21 cm;

bracts 1–12 mm, margins entire, glabrous.

bisexual, terminal and subterminal, cymes;

peduncle 2.5–10.5 cm;

bracts 6–16 mm, margins entire, glandular-ciliate.

2–8 mm.

1–2 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.

sepals distinct or connate to 1/4 length, lanceolate to ovate-lanceolate, 1.2–2.5 × 2.5–4 mm, margins entire, apex round, surfaces glabrous or sparsely hairy, glandular-ciliate;

corolla orange-red to purple, sometimes with lighter center, campanulate, petals connate 1/4–1/2 length, 3.5–5.5 × 1.8–3 mm, glabrous or sparsely hairy on 1 or both surfaces;

stamens 8 in 2 whorls (5 + 3);

filaments of each whorl connate 1/4–1/2+ length, outer whorl 1.4–3 mm, inner whorl 1.8–4 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.

resembling staminate, but sepals 2.5–4 × 1–1.7 mm;

petals 4–6.5 × 2–3.5 cm;

staminodes sometimes present;

carpels 3;

styles connate to 1/4 length, 1–2 mm.

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

ellipsoidal, 1–1.2 × 0.8–1 cm, explosively dehiscent.

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

caruncle relatively small, conspicuous.

gray-brown mottled with dark brown spots, ovoid, 6.5–7 × 3.8–4.5 mm;

caruncle prominent.

.).

= 22 (cult.

= 22 (Mexico).