Flora of North America species comparison

erect or rarely decumbent, to 100 cm, glabrous and sometimes glaucous or sparsely to densely puberulent, sometimes mixed with longer, spreading hairs.

erect, to 60 cm, puberulent or glabrous.

petiole 0–2 mm;

blade linear or narrowly lanceolate to elliptic or ovate, 1.5–7 cm.

petiole to 5 mm;

blade linear to narrowly lanceolate, 1–6 cm.

open or dense racemes, axis straight;

buds erect.

open racemes, axis recurved at tip in bud;

buds pendent.

floral tube 2–10 mm;

sepals reflexed individually or in pairs;

corolla bowl-shaped, petals lavender to purple, purplish red, or dark wine-red, often with red or purple spot near middle, tip, or base, 9–25 mm;

stamens 8, subequal;

ovary 8-grooved, length less than 8 times width;

stigma as long as or exserted beyond anthers.

floral tube 2–7 mm, with ring of hairs proximal to distal margin inside;

sepals reflexed together to 1 side;

corolla bowl-shaped, petals purple to pinkish lavender shading white near middle, often reddish purple-flecked, base bright purplish red, 10–35 mm;

stamens 8, unequal, width of outer filaments about 2 times inner, outer anthers lavender, inner smaller, paler.

10–30 mm, beak 0–2 mm.

20–50 mm, beak 3–5 mm.

brown or gray, 1–2 mm, scaly, crest 0.2 mm.

brown, 1–1.5 mm, minutely scaly to puberulent, crest 0.1 mm.