Flora of North America species comparison

0.3–1 mm wide, hard, stiff, nearly glabrous or with scattered trichomes near base.

(1–)2–4(–9) mm wide, soft, stiff, densely pubescent.

(5–)6–16(–19) cm.

4–12(–16) cm, topped by 2 opposite bracts.

racemose, 1–2(–3)-flowered;

proximal 2 flowers, when present, not paired;

bracts 1–7(–12) mm.

racemose, 1–3-flowered;

proximal 2 flowers, when present, always paired;

bracts (3–)4–8(–11) mm.

tepals 6–13(–15) × 2–4 mm, usually shorter than pedicel, longer than ovary;

anthers (1.3–)1.8–3.3 mm;

ovary obconic, (2–)3–5(–7) × 1.5–2.5 mm, densely pubescent;

pedicel (5–)10–26(–28) mm, usually 2+ times longer than bracts.

tepals (3–)4–7(–8) × 1.3–2.5 mm, shorter to longer than pedicel, ± equaling ovary;

anthers 1–2 mm;

ovary oblanceoloid, 3–6(–9) × 1–2 mm, densely pubescent;

pedicel 1–6 mm, shorter than bracts.

black, lustrous, 0.7–1 mm, with low, rounded sculpturing.

light brown, dull, 1–1.4(–1.5) mm, muricate.