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, narrowly elliptic to oblanceolate, 90–150 × 10–35 mm, venation pinnate, midvein medial, minor veins not obvious, apex obtuse, apiculate, surfaces glabrous;

gland 1 (or 2), 3–45 mm distal to pulvinus;

pulvinus 4–8 mm.

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

globose heads, densely flowered, 7–10 mm diam., usually in solitary pseudoracemes of 20–30 heads in leaf axils.

2–6 mm.

2–5 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 1.5–2 mm;

corolla 2.5–3 mm;

filaments 3.5–4.5 mm;

ovary glabrous.

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

flattened, linear, 50–130 × 5–7 mm, slightly constricted between seeds.

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

aril light yellow, obovate, forming cap on seed.

= 26.