Plant: Annual; sap purple; stem ascending to erect, 1-4 dm; hairs rough, sharp, some spreading Leaves: simple, 0.5-10 cm, generally smaller upward; basal in rosette, 1.5-5 cm; cauline alternate, linear to oblanceolate INFLORESCENCE: raceme or spike, coiled in bud, generally elongate in fruit; bracted throughout Flowers: bisexual; sepals fused below middle, 2-10 mm in fruit; calyx ± 3 mm, generally circumscissile in fruit; corolla 2-2.5 mm wide, all white or yellow inside tube Fruit: Fruit: nutlets generally 2, ± 2 mm, ovoid, strongly arched in profile, strongly attached; midrib, lateral ribs, cross-ribs narrow; interspaces wide; scar lateral near middle, round Misc: Dry, coarse soils in scrub or woodlands; < 2100 m.; Mar-May References: J.C. Hickman. The Jepson Manual. W.B. McDougal. Seed plants of Northern Arizona. ASU specimens.