Flora of North America species comparison

simple or with 1–4 ascending branches proximally, (3.5–)5–15(–19) cm, glabrous proximally, pubescent to glandular-pubescent distally.

simple or with 1–6 decumbent to ascending branches proximally, (2–)4–15(–30) cm, glabrous proximally, retrorsely short-strigose distally.

pubescent to glandular-pubescent;

proximal cauline: blade filiform to linear, (4–)5–25 mm;

cauline: blade ± elliptic to obovate, 10–25 mm, base sessile, margins usually pinnatifid, lateral lobes 2–6(or 7).

puberulent;

proximal cauline: blade linear, 5–30 mm;

cauline: blade ± ovate to obovate, 5–30 mm, base sessile, margins pinnatifid, rarely bipinnatifid, lateral lobes 2–8, threadlike.

0.5–0.8 mm, glabrous, rarely sparsely puberulent.

0.3–1 mm, glabrous.

calyx 6–7 mm, pubescent to glandular-pubescent, tube (2–)3–5 mm, lobes narrowly lanceolate, 1–3 × 0.8–1.3 mm;

corolla yellow, rarely yellow and white, 10–12 mm, hairy, beak dark purple, rarely yellow, not hooked, abaxial lobes spreading, 1.5–2 mm, throat abruptly indented, forming a fold under abaxial corolla lip, adaxial lobes projecting;

stamens included, pollen sac yellow, 1–1.3 mm, glabrous, dehiscing longitudinally;

style 6–9 mm, glabrous;

stigma 2-lobed.

calyx (3–)5–7 mm, puberulent, tube 2–3 mm, lobes triangular to narrowly lanceolate, (1.5–)2–3.5 × 1.5–2 mm;

corolla dark purple, rarely yellow, 4–7 mm, glabrate, beak dark purple, hooked, abaxial lobes spreading, 0.5–1 mm, throat not abruptly indented, not forming a fold under abaxial corolla lip, adaxial lobes projecting;

stamens included, pollen sac yellow, 0.7–0.8 mm, glabrous, dehiscing longitudinally;

style 2.5–5 mm, glabrous;

stigma filiform or subcapitate.

3–5.5 × 3–4 mm, glabrous.

3.5–5 × 2.5–3.5 mm, glabrous.

(30–)40–80, ovoid to ellipsoid, 0.8–1 mm.

10–30, ovoid to ellipsoid, 0.7–1.2 mm.

racemes interrupted, open distally, 0.5–11 cm;

peduncle absent;

bracts pinnatifid, ± obovate, 7–13(–15) mm, lateral lobes 2–4.

racemes interrupted, open distally, (1.5–)2.5–15 cm;

peduncle absent;

bracts pinnatifid, rarely bipinnatifid, ± obovate, 5–19 mm, lateral lobes 2–6(–10), threadlike.

= 22.

= 22.