Flora of North America species comparison

reddish brown, not flexuous, ridged, glabrous.

bluish to purplish, not flexuous, ridged, glabrous.

phyllodic;

phyllode flat, slightly falcate, linear-lanceolate to narrowly oblanceolate, 30–200 × 3–14 mm, venation pinnate, midvein medial, minor veins not obvious, apex acuminate, apiculate, surfaces glabrous;

gland 1, 1–10 mm distal to pulvinus (not obvious, not disciform);

pulvinus 1–3 mm.

phyllodic;

phyllode flat, one side nearly straight, the other rounded or angled, inequilateral, often deltate to triangular, 10–30 × 5–15 mm, venation parallel, midvein prominent, minor veins not obvious, apex acute, apiculate, surfaces glabrous;

gland 1, prominent, near widest part of leaf;

pulvinus 0.3–1 mm.

globose heads, densely flowered, 5–7 mm diam., in solitary pseudoracemes of 5–9 heads in leaf axils.

globose to slightly elongated heads, densely flowered, 3–7 mm, in pseudoracemes of 5–20 heads, usually solitary in distal leaf axils.

2–5 mm.

2–5 mm.

5-merous, pale yellow to cream;

calyx 0.5–0.9 mm;

corolla 1.2–1.7 mm;

filaments 2.5–3.5 mm;

ovary glabrous.

5-merous, golden yellow;

calyx 0.5–0.9 mm;

corolla 1.3–1.8 mm;

filaments 2.7–3.5 mm;

ovary glabrous.

flattened, linear, 40–160 × 4–7 mm, slightly constricted between seeds.

flattened, linear, 40–90 × 5–8 mm, slightly constricted between some seeds.

aril light yellow, nearly encircling seed.

aril white, club-shaped, from base.

= 26.