Flora of North America species comparison

erect to partially erect, (greenish), 50–200+ cm, ± glandular-hairy, glabrescent.

erect, arching, spreading, creeping, or procumbent.

blades oval to ovate or orbiculate to reniform, 4–8+ cm, base rounded or cordate, margins serrulate (teeth fimbriate apically), apex mucronate/apiculate or aristate, surfaces glabrous.

deciduous or persistent, alternate, sometimes pseudoverticillate (Pieris);

petiole usually present, sometimes absent (some species of Vaccinium);

blade plane, abaxial groove absent.

axillary, drooping, secund racemes;

peduncle deep pink to red, 7–15+ cm, densely glandular-hairy;

bracts white to light pink, deltate, 4–6 mm, not exceeding sepals, glandular-hairy marginally.

usually axillary, sometimes terminal, usually panicles or racemes, sometimes corymbs or fascicles, sometimes solitary flowers, (borne on leafy twigs, except Zenobia on leafless twigs);

perulae absent;

bracts much shorter than sepals (sometimes absent).

white, 7–10 mm, densely glandular-hairy;

bracteoles 1–5, pinkish white, parallel-veined, oblanceolate, 3–5 mm, densely glandular-hairy.

sepals 5, distinct nearly to base, dark pink to red, narrowly deltate, 3.5–5 mm, glandular-hairy (hairs reddish);

petals 5, connate nearly their entire lengths, white to light pink, 7–8 mm, densely glandular-hairy, corolla narrowly urceolate, lobes 1 mm;

filaments widest proximally, glabrous, papillose;

anthers with 2 apical, bifurcating awns, dehiscent by subterminal pores proximal to awns.

pendulous;

perianth and androecium hypogynous or epigynous (Gaylussacia, Vaccinium);

sepals (4-)5[-8];

petals 4-5(-6), connate (rarely distinct or nearly so in some species of Vaccinium), corolla deciduous, campanulate, cylindric, or urceolate, lobes usually much shorter (sometimes longer) than tube;

intrastaminal nectary disc absent or present;

stamens 8-10[-16];

anthers dehiscent by terminal pores or short slits;

ovary 5- or 10-locular;

placentation axile;

style straight.

black-purple, 6–8 mm wide.

capsular, dehiscence loculicidal, or baccate or drupaceous, indehiscent.

2-300, distinct, ovoid or obovoid to ellipsoid, lanceoloid, or conic, to angular or wedge- or crescent-shaped, usually not winged, sometimes slightly winged or tailed.

= 22, 44.