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174. Artemisia eriopoda Bunge, Enum. Pl. China Bor. 37. 1833.
南牡蒿 nan mu hao
Herbs, perennial, (30-)40-80 cm tall, much branched, with a short thick terete rootstock. Basal and lower stem leaves: petiole 1.5-3 cm; leaf blade suborbicular, broadly ovate, or obovate, 4-6(-8) × 2.5-6 cm, 1- or 2-pinnatisect to almost entire; segments 2 or 3(or 4) pairs, obovate or subspatulate, cleft or serrate at margin or leaves entire or few serrate, base attenuate. Middle stem leaves: blade suborbicular or broadly ovate, 2-4 × 2-4 cm, 1- or 2-pinnatisect or partite; lobes 2 or 3 pairs, elliptic or subspatulate, 3-partite or -cleft, serrate or entire apically. Uppermost leaves pinnatisect; lobes elliptic or lobules narrowly linear or narrowly lanceolate; leaflike bracts 3-lobed or entire. Synflorescence a broad panicle, main branches many, with short lateral branches. Capitula many, pedunculate. Involucre broadly ovoid or subglobose, 1.5-2.5 mm in diam. Marginal female florets 4-8. Disk florets 6-10, male. Achenes oblong. Fl. and fr. Jun-Nov.
Forest margins, roadsides, grasslands, shrublands, canyons, forest steppes, steppes, seashore dunes, waste areas, slopes, mountains; near sea level to 2100 m. Anhui, S and SW Gansu, Hebei, Henan, Hubei, Hunan, Jiangsu, Liaoning, Nei Mongol, S Shaanxi, Shandong, Shanxi, Sichuan, N Yunnan [Japan, Korea, E Mongolia].
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Stem more than (40-)50 cm tall; basal leaves broadly ovate, obovate, suborbicular, or obovate-attenuate, pinnatifid, distal lobe larger than laterals, or leaves entire, but serrate at apex, middle stem leaves pinnatisect, lobes serrate; capitula in broad, much-branched panicles |
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(2) |
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Stem 30-40 cm tall; basal leaves divided, distal lobes not larger than other lobes; capitula in ± narrow panicles |
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(3) |
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2 (1) |
Basal leaves broadly ovate or obovate, 1- or 2-pinnatisect. |
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174a var. eriopoda |
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Basal leaves suborbicular or obovate-attenuate, entire, partite, or cleft at apex. |
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174c var. rotundifolia |
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3 (1) |
Leaves nearly succulent, lower leaves pinnatisect, segments regularly 3-cleft apically. |
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174b var. maritima |
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Leaves papery, lower leaves pinnatisect, irregularly cleft, serrate, or entire |
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(4) |
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4 (3) |
Middle stem leaves pinnatisect, segments 2- or 3-cleft. |
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174d var. gansuensis |
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Middle stem leaves 1- or 2-pinnatisect, lobules narrowly linear or narrowly linear-lanceolate. |
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174e var. shanxiensis |
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Lower Taxa
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