Flora of North America species comparison

blade drying concolorous olive or adaxially dark green, narrowly elliptic or lanceolate, 12–24 × 3–5 cm, leathery, veins brown abaxially, base narrowly cuneate or gradually rounded, apex narrowly acuminate, surfaces glandular, glands numerous abaxially, obscure adaxially.

opposite;

blade venation brochidodromous.

usually 2–8-flowered, usually terminal, racemes;

axis terete or quadrangular, 10–20 × 2–3 mm;

bracts and bracteoles caducous.

(1 or)2–100-flowered, terminal or axillary, dichasia, panicles, or racemes.

pedicellate (pedicels 7–15 mm);

bud pyriform, 25–30 mm;

hypanthium infundibular or obconic, 12–17 mm, tube 4–5 mm deep, 9–10 mm diam. at mouth, base abruptly contracted to pseudostalk, 3–5 mm;

calyx lobes persistent, widely elliptic, in subequal pairs, 4–8 × 6–10 mm, convex, leathery, margins scarious, apex rounded;

petals distinct, orbiculate, 10–15 mm diam., margins scarious, prominently glandular;

stamens ca. 300, 20–40 mm;

style 40–60 mm.

[3 or]4(or 5)-merous, sessile or pedicellate;

bud turbinate, clavate, or obovoid;

hypanthium forming a tube, prolonged well beyond summit of ovary, base often attenuate;

calyx lobes usually distinct and well developed, in opposing subequal to equal pairs, rarely calyptrate and circumscissile at anthesis;

petals white, distinct or coherent and calyptrate and falling as a unit at anthesis;

stamens 50–300[–500], borne in a ring surmounting hypanthium;

ovary 2(–4)-locular;

style often persistent in developing fruit;

ovules 2–90.

berries, red, purple, purple-black, yellow, or reddish, globose, ellipsoid, or subglobose, usually excavated apically;

calyx lobes persistent or caducous.

yellow or reddish, subglobose, 30–40 mm;

calyx lobes persistent, erect in developing fruit.

usually 1[or 2, rarely 3–5], reniform to subglobose;

seed coat membranous;

embryo subglobose to reniform;

cotyledons distinct, plano-convex, thick.

= 11.

= 22.