Flora of North America species comparison

erect, simple or branched, slender, to 80 cm, subglabrous to retrorsely puberulent especially proximally, distal internodes frequently glutinous.

solitary or numerous, decumbent and rooting at base, becoming erect, 5–14(–25) cm, with gray, soft, curly to retrorsely crispate pubescence, rarely glandular.

2 per node;

blade with margins ciliate toward base, apex acute to obtuse;

basal blades oblanceolate, spatulate;

cauline narrowly oblanceolate to linear, 1–9 cm × 2–15 mm, scabrous or puberulent, rarely glabrous on both surfaces.

blade spatulate or narrowly lanceolate to oblanceolate, sometimes broadly so, 4–7(–10) cm × 8–12(–20) mm, reduced toward base, apex acute, pubescent on both surfaces, especially on midrib;

subterranean bractlike, papery.

cymose, open, branches usually ascending, several- to many-flowered, 1-flowered in depauperate specimens.

reduced to single, terminal flower or open, (1–)3–5(–9)-flowered cyme, bracteate;

bracts leaflike, reduced distally to ca. 1 cm.

ascending, straight, 1–6 cm, with a short canescence.

mature calyx prominently 10-veined, campanulate to ovate, 5–9 × 3–5 mm, margins dentate, glabrous, veins parallel, with pale commissures;

lobes usually purple, triangular, acute, ca. 1 mm;

petals white, often suffused with dark red, rarely wholly dark red, limb ovate, usually 2-lobed, ca. 2.5 mm, slightly longer than calyx, rarely petals absent, claw narrow, appendages 0.1–0.4 mm;

stamens included;

styles 3;

stigmas included.

calyx 10-veined, broadly tubular in flower, 12–25  5–8 mm, turbinate in fruit and swelling in middle to ca. 10 mm broad, canescent, rarely sparsely pubescent or glandular;

lobes lanceolate, 4–7 mm, with narrow, membranous margins, apex acute;

corolla coral pink or white, clawed, claw equaling calyx;

limb 4-lobed, usually deeply so, rarely 2-lobed with smaller lateral teeth, lobes 7–22 mm, appendages 2, linear, 1.5–3.5 mm (absent in subsp. bolanderi);

stamens slightly longer than corolla claw;

stigmas 3, slightly longer than corolla claw.

equaling calyx, opening by 6 teeth;

carpophore less than 1 mm.

ovoid to oblong, equaling calyx, dehiscing by 6 teeth;

carpophore 2–5 mm.

dull gray-black, reniform, 0.5–0.8 mm diam., finely papillate.

dark brown to black, reniform, ca. 2 mm broad, with concentric rings of small papillae.

= 24.