Echinospermum patulum Lehmann, Pl. Asperif. Nucif. 2: 124. 1818; Lappula redowskii (Hornemann) Greene var. patula (Lehmann) Nelson & J. F. Macbride; Myosotis redowskii Hornemann.

Herbs annual. Stems branched above middle, 20-35 cm tall, with finely appressed white hairs. Basal leaves forming a rosette, sessile; leaf blade linear to spatulate, 2.5-3 cm × 2-4 mm, spreading gray-white hispid, hairs discoid at base, adaxially more sparsely hispid, margin entire, apex obtuse; stem leaves similar to basal leaves, narrow, mostly linear, smaller. Inflorescences numerous, frequently secund, to 20(-23) cm in fruit; bracts leaflike, linear. Flowers sessile or short pedicellate. Calyx spreading hispid; lobes spreading, linear to narrowly oblong, 1-1.5 mm at anthesis, to 5 mm in fruit. Corolla light blue, campanulate, ca. 2.5 mm; limb 1.5-2 mm wide. Style ca. 0.5 mm, somewhat surpassing nutlets. Fruit orbicular-ovoid; nutlets homomorphic, ovoid, ca. 3 mm, base with 4 or 5 small prickles on each side; disc narrowly lanceolate, tuberculate, not keeled; marginal glochids in a single row, 1.5-2.5 mm, with slightly widened but free bases.

Waste places, field margins, valley terraces. N Xinjiang [Afghanistan, NW India, Kazakhstan, Kyrgyzstan, Pakistan, Russia, Tajikistan, Turkmenistan, Uzbekistan; N Africa, SW Asia].