Flora of North America species comparison

erect, to 100 cm, puberulent.

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

petiole 10–30 mm;

blade linear-lanceolate to ovate or elliptic, 2–5 cm.

petiole 0–2 mm;

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

open racemes, axis recurved only at tip in bud, straight 4+ nodes distal to open flowers;

buds pendent, narrowly obovoid, tip obtuse.

open or dense racemes, axis straight;

buds erect.

floral tube 2–5 mm;

sepals reflexed individually;

corolla rotate, petals lavender-purple, often with darker spots, ± rhombic, unlobed, 10–20 × 6–13 mm, length 1.5–2 times width;

stamens 8, subequal, subtended by ciliate scales, pollen blue-gray;

ovary shallowly 4-grooved;

stigma exserted beyond anthers.

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.

15–25 mm;

pedicel 0–3 mm.

10–30 mm, beak 0–2 mm.

brown or gray, 0.9–1.2 mm, scaly.

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

= 12.