Flora of North America species comparison

erect, rarely decumbent, glabrous or papillose to hispidulous, especially distally.

petiole 3–13 mm, terete or channeled adaxially, glabrous;

blade maculate, dull and light green abaxially, shiny and green to dark green with white achlorophyllous tissue bordering larger veins adaxially, lanceolate or ovate-lanceolate to oblong-lanceolate or ovate, 20–100 × 8–31 mm, base rounded to obtuse or acute, margins coarsely serrate, apex acute to acuminate.

cauline, alternate or pseudoverticillate in 2–5(–6) whorls;

petiole present;

blade maculate or not, lanceolate, elliptic-lanceolate, ovate-lanceolate, oblong-lanceolate, ovate, lanceolate-oblong, oblanceolate, elliptic, or spatulate, coriaceous, margins entire, serrulate, serrate, or crenate-serrate, revolute, surfaces glabrous or papillose.

(1–)2–5-flowered;

peduncle 1(–2) per stem, 4–19 cm, papillose to hispidulous;

inflorescence bracts acicular to linear-lanceolate, free portions shorter than pedicels from which they arise, 4–6 × 0.4–0.6 mm, membranous, margins entire.

corymbs or subumbels, rarely solitary flowers, not lax in bud or flower, erect in fruit, (symmetric);

peduncular bracts absent;

inflorescence bracts adnate to pedicels, sometimes scarcely so.

(4–)8–25 mm.

erect in fruit, (glabrous or papillose to hispidulous);

bracteoles absent.

calyx lobes spreading or reflexed in fruit, entirely greenish or margins whitish green, broadly ovate, 1.4–4.1 × 1.3–4.5 mm, margins erose-denticulate, apex rounded to obtuse;

petals white or pink, often tinged violet, orbiculate, 6–12 × 4.5–8 mm, margins fimbriate to erose-denticulate;

stamens 6–8 mm;

filament base 1.2–1.6 mm wide, dilated basal portion densely villous;

anthers 2–4 mm, thecae white to tan or pinkish, tubules tan to pinkish brown, 0.8–1.1 mm, abruptly narrowed from thecae, lateral walls not touching, pores 0.3–0.5 × 0.3–0.5 mm;

ovary papillose in lines;

style 0.5–1 mm;

stigma 2–3.5 mm wide.

radially symmetric, nodding or spreading;

sepals 5, connate proximally, often obscurely so, calyx lobes ovate, broadly ovate, or suborbiculate;

petals 5, distinct, white, pink, or rose, often tinged violet, without basal tubercles, (surfaces glabrous), corolla rotate to crateriform or broadly crateriform;

intrastaminal nectary disc present;

stamens 10, included;

filaments broad proximally, abruptly narrowed medially, slender distally, dilated basal portions ciliate or villous to densely villous;

anthers oblong, without awns, with tubules, dehiscent by 2 crescent-shaped to round pores;

pistil 5-carpellate;

ovary imperfectly 5-locular;

placentation intruded-parietal;

style (included), straight, expanded distally;

stigma entire or obscurely 5-ridged, without subtending ring of hairs.

capsular, erect, dehiscence loculicidal, no cobwebby tissue exposed by splitting valves at dehiscence.

depressed-globose, 5–10 × 5–10 mm.

ca. 1000, fusiform, winged.

= 13.

= 26.