Flora of North America species comparison

erect, usually simple, 30–150 cm, with short, dense, eglandular pubescence, sparsely so toward base.

straggling to erect, much-branched, elongate, 20–70 cm, sparsely retrorse-puberulent.

sessile, 2 per node;

blade prominently 3–5-veined, ovate-acuminate, round at base, (4–)6–10(–13) cm × (20–)30–50(–90) mm, appressed-pubescent on both surfaces.

2 per node, sessile with spatulate, broad, ciliate base, blade oblanceolate, 1.3–5 cm × 4–15 mm, apex acuminate, glabrous or sparsely setose.

paniculate, narrow, many-flowered, open, bracteate, pedunculate, 10–50 × 3–5 cm, densely puberulent;

bracts narrowly lanceolate, 3–15 mm, apex acuminate;

peduncle ascending.

cymose, open, compound, pedunculate;

bracts leaflike, lanceolate, 3–15 mm, apex acuminate;

peduncle ascending, elongate, viscid stipitate-glandular.

ascending, recurved near apex, ca. equaling calyx.

ascending, elongate, viscid stipitate-glandular.

nocturnal;

calyx prominently 10-veined, tubular to narrowly campanulate and 6–9 × 3–4 mm in flower, turbinate and 10–12 × 4–5 mm in fruit, narrowed proximally around carpophore, veins parallel, green, broad, with pale commissures, puberulent, sometimes with few glands, lobes triangular-acute, 2–3 mm;

corolla white, clawed, claw equaling calyx, broadened into limb, limb obtriangular, deeply lobed, 7–9 mm, lobes ca. 8, linear, appendages minute;

stamens slightly longer than corolla;

styles 3, ca. 2 times as long as corolla.

calyx prominently 10-veined, clavate, with long, slender tube surrounding carpophore, 17–20 × 4–6 mm, veins parallel, green or purple with purple stipitate glands, with pale commissures, lobes lanceolate, 2–3 mm, margins ciliate, apex acute;

corolla bright pink, clawed, claw slightly longer than calyx, limb obovate, unlobed, ca. 1 cm, appendages 2, oblong, 2 mm, entire;

stamens included in tip of calyx tube;

styles 3, exserted.

narrowly ovoid, slightly longer than calyx, opening by 3 (splitting into 6) ascending teeth;

carpophore 2–2.5 mm.

ovoid, slightly longer than calyx, opening by 6 recurved teeth;

carpophore 9–10 mm, pubescent.

dark brown, reniform, 0.8–1.5 mm, shallowly tuberculate.

dull and very dark brown, almost globose, inrolled like a clenched fist, 1–1.3 mm, sides with radiating wrinkles, finely tuberculate abaxially.

= 48.

= 24 (Balearic Islands).