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 or decumbent, to 60 cm, puberulent.

petiole 0–2 mm;

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

petiole 0–5 mm;

blade linear to lanceolate, 1–6 cm.

open or dense racemes, axis straight;

buds erect.

open or dense racemes or panicles, axis straight;

buds erect.

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 5–15 mm;

sepals usually reflexed individually or in pairs, or rarely together to one side, tips not distinct in bud;

corolla bowl-shaped, petals lavender to wine-red, often shading white or pale yellow toward base, unspotted or with bright red or purplish red spot near or proximal to middle, 10–25 mm;

stamens 8, subequal;

ovary 8-grooved;

stigma exserted beyond anthers.

10–30 mm, beak 0–2 mm.

15–20 mm.

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

brown or gray, 0.7–1 mm, scaly, crest 0.1 mm.