Flora of North America species comparison

petiole broadened and flattened toward blade, 10–25 mm;

blade bright green, elliptic-oblong to obovate, 8–20 × 4.5–12 cm, base cuneate to rounded, finally decurrent, margins ± undulate, apex rounded to retuse, lateral veins prominent on both surfaces.

opposite [alternate], decussate, simple, petiolate;

blade: margins entire, surfaces with ± spherical glands containing secretions other than hypericin and pseudohypericin.

in distal axils, 3–12-flowered.

axillary [terminal], pedicellate.

2 cm diam.;

sepals reflexed, outer pair orbiculate, 7–8 mm, inner pair obovate, ± petaloid, 10 mm;

petals 4, white, obovate, 9–12 mm;

ovary globose.

bisexual or unisexual, homostylous;

sepals persistent or deciduous, 2–4[–16], distinct or connate, inner pair often petaloid;

petals deciduous, [0–]4–6[–8], decussate [contorted];

filaments basally connate [distinct], slender;

anthers eglandular [glandular], dehiscing longitudinally;

ovary superior, 1–8-locular;

placentation basal;

style 1;

stigma ± expanded to peltate.

baccate or drupaceous [capsular].

green, globose to obovoid, 2.5–5 × 2–4 cm;

stone subspheric, smooth.

not arillate;

embryo length 1/3+ times seed, cotyledons large.

= 32.