Parantennaria uniceps

Leaves sessile, linear, mostly 5–12 mm long, 0.5–2 mm wide, rigid, glabrous, apex acute, mucronate, base scarious and stem-clasping, concave above. Capitula 4–6 mm diam., females more slender than males and finally pedunculate; involucral bracts lanceolate to oblong-elliptic, 3–5 mm long, obtuse or acute, brown or purplish. Florets purple, about as long as bracts; corolla c. 4 mm long. Cypselas 0.5–1 mm long; pappus 3–4 mm long. Flowers Dec.–Feb.