Flora of North America species comparison

erect or ascending, 10–140(–170) mm, densely glandular-puberulent.

erect to ascending, 0–100(–120) mm, glandular-puberulent and/or glandular-pubescent.

basal densely clustered;

petiole absent;

blade narrowly elliptic to oblanceolate, (5–)8–45(–60) × (1–)3–12(–20) mm, margins entire, sometimes toothed, plane, not ciliate, apex obtuse, surfaces glandular-puberulent.

usually cauline, relatively even-sized;

petiole absent, larger with petiole-like extension;

blade oblanceolate to elliptic, (4–)8–32(–37) × (1.5–)2.5–14(–18) mm, margins entire or crenate, plane, apex obtuse, surfaces glabrous or puberulent and/or pilose adaxially.

1–3(–5) mm in fruit.

(1–)2–5 mm in fruit, usually twisting to invert calyx.

1 per node, chasmogamous.

2 per node, or 1 or 2 per node on 1 plant, chasmogamous or cleistogamous.

usually glandular-puberulent.

glandular-pubescent.

tricolored, limb and throat magenta to purple, each lobe with a discrete, dark maroon-purple blotch at base, all 3 blotches of abaxial lip round and not usually extending into throat, palate ridges yellow, flanked with white, sometimes purple-spotted, tube-throat (13–)15–50 mm, limb 7–21 mm diam., bilabiate, lobes equal.

throat whitish to dark magenta, not golden yellow at base, lobes magenta, without markings or with dark magenta dots and, sometimes, some yellow at bases of abaxial lobes, palate ridges absent or purple, tube-throat 8–30 mm, limb 3–9 mm diam., bilabiate, abaxial lobe usually smaller than adaxial.

slightly asymmetrically attached to pedicel, not inflated in fruit, (6–)11–23 mm, densely glandular-puberulent, lobes subequal, apex obtuse, ribs often purplish proximally, intercostal areas whitish.

distinctly asymmetrically attached to pedicel, inflated in fruit, 5–14 mm, sparsely pilose, lobes subequal, apex obtuse, ribs green to purplish, intercostal areas whitish.

(2–)3–8(–10) mm, indehiscent.

4–8.5 mm, indehiscent.

included, with apical tufts of short, eglandular hairs.

(distal pair) exserted, glabrous.

nearly exserted, lobes subequal.

exserted, lobes unequal, abaxial 3–4 times adaxial.

= 18.

= 18.