Habit: Annual, erect, 3--50 cm, generally branched (at least in inflorescence).
Leaf: generally alternate (occasionally opposite or whorled), generally sessile, 4--35 mm, 1--3(6) mm wide, thread-like or linear to ovate or obovate, margin gland-toothed or entire; stipular glands present or 0.
Inflorescence: generally open or dense cyme, bracted; pedicel thread-like, generally ascending to erect.
Flower: sepals lanceolate to ovate, acute or acuminate, glabrous or hairy, or margins glandular-ciliate; petals free, 1--12 mm, yellow, white, or pink, generally with small appendages near base; staminodes 0; carpels 2--3, stigmas linear (+- = style in width).
Fruit: smooth.
Seed: +- triangular in ×-section, acute.
Species In Genus: 12--13 species: especially California, often on serpentine.
Etymology: (Greek, Latin: western flax)
Note: Hesperolinon serpentinum, used in TJM (1993), is not validly published.
Jepson eFlora Author: Joshua R. McDill
Reference: Sharsmith 1961 Univ Calif Publ Bot 32:235--314
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)Key to Hesperolinon
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