Flora of North America species comparison

compound, 50–140 mm;

petiole 5–30 mm, puberulent, gland present, below proximalmost pinna pair, 0.7–1.5 mm diam., puberulent;

rachis glands scattered, with some between pinna pairs (at pinna pair nodes and internodes);

pinnae 7–31 pairs, 15–70 mm, 3–7 mm between pinna pairs;

leaflets 20–70 pairs per pinna, blades linear, 1.5–3.5 × 0.5–0.8 mm, base cuneate, apex obtuse, not apiculate, surfaces puberulent.

phyllodic;

phyllode flat, straight to slightly curved, linear to narrowly elliptic, 70–250 × 6–25 mm, venation pinnate, midvein prominent, minor veins faint, apex narrowly acuminate, apiculate, surfaces glabrous;

gland 1, 0–3 mm distal to pulvinus (obvious, disciform);

pulvinus 1–3.5 mm.

globose heads, densely flowered, 5–9 mm diam., in axillary pseudoracemes of 20–35 heads or terminal pseudopanicles of 1–10 pseudoracemes.

globose heads, densely flowered, 8–12 mm diam., in pseudoracemes of 2–10 heads, 5–40 mm, solitary in distal leaf axils.

4–9 mm.

5–15 mm.

5-merous, pale yellow to cream;

calyx 0.6–1.1 mm;

corolla 1.4–2 mm;

filaments 3.5–4.5 mm;

ovary glabrous.

5-merous, golden yellow;

calyx 1–2 mm;

corolla 2.6–3.4 mm;

filaments 5–6 mm;

ovary glabrous.

flattened, linear, 30–140 × 4–8 mm, slightly constricted between seeds.

flattened, linear, 80–140 × 5–8 mm, constricted between seeds.

aril light yellow, obovate, 1–2 mm, forming cap on seed.

aril yellow, clavate, obovate, 2–3 mm, forming cap on seed.

= 26.