Flora of North America species comparison

blades usually glaucous, obovate, oblanceolate, or, rarely, elliptic, 17–35 × 9–17 mm, margins usually serrate for at least distal 2/3, surfaces usually glabrous, eglandular or, rarely, glandular throughout, often glandular-hairy along midvein.

blades usually pale green or glaucous abaxially, green adaxially, elliptic, 20–80 × 9–32 mm, ± membranous, margins usually entire, inrolled on more-coriaceous blades, surfaces glabrous or densely hairy, rarely glandular.

2–7-flowered, sometimes flowers solitary.

subtended by leaflike bract (ca. as long as flower).

calyx glaucous, lobes indistinct or shallow, glabrous;

corolla pink, creamy pink, or red, globose to globular-urceolate, 4–6 × 5–7 mm, thin, glaucous;

filaments glabrous.

corolla lobes spreading at anthesis, white to greenish white, sometimes purple veined, 4–8 mm;

filaments glabrous or hairy.

usually blue, glaucous, sometimes dull black, maroon, or red, 9–13 mm diam.

green, yellow-green, yellow, purple, or black, often lightly glaucous, 7–18 mm diam., sometimes hairy and sparsely glandular.

ca. 1 mm.

= 48.

= 24.