龙蒿(原变种) long hao (yuan bian zhong)

Artemisia desertorum Sprengel var. macrocephala Franchet; A. dracunculus var. inodora Besser, p.p.; A. dracunculus f. minor Komarov; A. inodora Willdenow (1809), not Miller (1768), nor M. Bieberstein (1808); Oligosporus dracunculus (Linnaeus) Poljakov.

Plants glabrescent. Leaf blade linear-lanceolate or linear, 1-2(-3) mm wide, entire or with 1(or 2) small lateral lobes. Synflorescence a ± broad panicle. Capitula sessile. Involucre globose or subglobose, 2-2.5(-3) mm in diam.

Dry slopes, steppes, semidesert steppes, forest steppes, forest margins, waste areas, roadsides, terraces, subalpine meadows, saline-alkaline soils; 500-3800 m. W Gansu, Heilongjiang, Jilin, Liaoning, Nei Mongol, Ningxia, Qinghai, N Shaanxi, N Shanxi, Xinjiang [Afghanistan, N India, Mongolia, N Pakistan, Russia; C and SW Asia, C, E, and W Europe, North America].