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FOC | Family List | FOC Vol. 16 | Boraginaceae | Arnebia

3. Arnebia szechenyi Kanitz, Pl. Exped. Szechenyi in As. Centr. Coll. 42, t. 5. 1891.

疏花软紫草 shu hua ruan zi cao

Lithospermum szechenyi (Kanitz) I. M. Johnston.

Herbs perennial. Roots slightly containing purple dye. Stems sparsely branched, 20-30 cm tall, densely gray-white pubescent. Leaves sessile, narrowly ovate to linear-oblong, 1-2 cm × 2-6 mm, short strigose and minutely hispid, hairs discoid at base, margin obtusely serrate, apex acute, bristly.
Cymes 1.5-5 cm, several flowered; bracts same shape as leaves. Flowers heterostylous. Calyx ca. 1 cm; lobes linear, densely hirsute and hirtellous on both sides. Corolla white, yellowish when dry, tubular-campanulate, 1.5-2.2 cm, short pubescent outside; limb 5-7 mm wide, frequently purple spotted. Anthers oblong, ca. 1.6 mm. Style filiform, apex 2-lobed. Nutlets light yellow-brown, triangular-ovate, ca. 2.7 mm, tuberculate, short appressed pubescent. Fl. and fr. Jun-Sep.

* Sunny mountain slopes. NW Gansu, Nei Mongol, Ningxia, E and S Qinghai.


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