Guadalupe Mountain blazingstar Guadalupe Mountain blazingstar

Leaf blades: widest intersinus distance 1.6–9.1 mm (always on some leaves greater than 2.6 mm); proximal spatulate to elliptic, margins pinnate, lobes 4–14, 2.5–6(–8.4) × (1.1–)2.9–5.1 mm; distal elliptic, lanceolate, or spatulate, margins pinnate, lobes 4–10, 2.8–6 × 1.1–4 mm. Flowers: petals 10.3–13(–28.6) × 1.6–2.3(–4) mm, 5 outermost stamens narrowly spatulate, 8.8–11(–23.3) × 1–1.4(–1.9) mm. Seed coat: papillae 6–9 per cell.

Flowering Jul–Sep. Sparsely vegetated knolls, gypsum clay substrates; 1400–1600 m; N.Mex.

Variety guadalupensis is distributed along the west side of the Guadalupe Mountains in Eddy and Otero counties.