Flora of North America species comparison

compound, 80–170 mm;

petiole 8–22 mm, densely puberulent, gland present, below proximalmost pinna pair, 0.5–1 mm diam., puberulent;

rachis gland between most pinna pairs;

pinnae 6–30 pairs, 15–55 mm, 2–7 mm between pinna pairs;

leaflets 15–70 pairs per pinna, blades linear, 2–5 × 0.4–0.8 mm, base cuneate, apex obtuse to acute, not apiculate, surfaces densely puberulent.

phyllodic;

phyllode flat, falcate, linear to narrowly elliptic, 100–200 × 12–28 mm, venation parallel, mostly with 3 prominent veins, minor veins prominent, apex narrowly obtuse, not apiculate, surfaces glabrous;

gland 1, 0–3 mm distal to pulvinus;

pulvinus 3–5 mm.

globose heads, densely flowered, 6–9 mm diam., in axillary pseudoracemes of 11–30 heads or terminal pseudopanicles of 1–15 pseudoracemes.

cylindrical, interrupted spikes, loosely flowered, 50–85 × 4–7 mm, solitary or in fascicles of 2 or 3 in leaf axils, rarely in pseudoracemes.

2–6 mm.

5–10 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, light golden yellow;

calyx 0.9–1.3 mm;

corolla 1.6–2.4 mm;

filaments 2.5–3.5 mm;

ovary pubescent.

flattened, oblong, 20–110 × 6–14 mm, constricted between some seeds.

flattened, oblong, 30–160 × 8–18 mm, not constricted between seeds.

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

aril light yellow, encircling seed.

= 26.

= 26.