OregonFlora species comparison

several–numerous, ascending to erect; in clumps, 15–65 cm.

leaflets (9)13–25(31), linear-oblong, linear-elliptic, lanceolate, or sub-filiform, 3–23 × 0.7–3(4) mm;

tips obtuse; acute or retuse;

surfaces abaxially pubescent, adaxially pubescent, glabrate, or glabrous;

terminal leaflets sometimes confluent with rachis;

stipules 3–11 mm; at least lowermost connate-sheathing.

racemes loosely 7–17(20)-flowered;

peduncles 10–33 cm;

bracts 2–4.5 mm;

pedicels 1–4.5 mm;

bracteoles 0–2.

ascending to spreading at anthesis;

calyces (7)8.5–12 mm; greenish strigillose with black or mostly black hairs;

tubes 4.9–9.2 mm;

teeth subulate, 1.3–3(4) mm;

corollas 15–26 mm; whitish, sometimes tipped with purple or rarely purple throughout;

ovules 15–30.

unilocular to semibilocular; erect, oblong-ellipsoid to oblong-ovoid; straight or slightly incurved, obcompressed; dorsal surface almost flat to shallowly sulcate, 12–25 × 4–8(10) mm, transversely rugulose;

valves coriaceous to subligneous;

stipes 0.