9. Tribe ANTHEMIDEAE

746
like bracts linear. Synflorescence a narrow racemelike panicle;
branches short and dense. Capitula sessile. Involucre ovoid or
ovoid-oblong, 2–3 mm in diam.; phyllaries pubescent. Florets
3–5; corolla limb red. Achenes obovoid. Fl. and fr. Aug–Oct.
Rocky slopes, semideserts, from low elevations to subalpine areas.
W Gansu, W Nei Mongol, Ningxia, NE Qinghai, Xinjiang [Kazakhstan,
Mongolia, Russia].
29. Seriphidium lehmannianum (Bunge) Poljakov, Trudy Bot.
Inst. Akad. Nauk Kazakhsk. S.S.R. 11: 175. 1961.
球序绢蒿 qiu xu juan hao
Artemisia lehmanniana Bunge, Beitr. Fl. Russl. 164. 1852.
Subshrubs, 15–40(–50) cm tall, with many short sterile
ANTHEMIDEAE
branches, densely arachnoid pubescent, later glabrescent.
Lower stem leaves: petiole 10–20 mm; leaf blade suborbicular,
1.5–2.5(–3) × 1.5–2.5(–3) cm, (2 or)3-pinnatisect; segments (2
or)3 or 4 pairs; lobules linear, 3–4 × 0.5–0.8 mm. Middle stem
leaves 2-pinnatisect; lobules short, narrow to linear. Upper
leaves 1(or 2)-pinnatisect; leaflike bracts divided or entire. Synflorescence
a very narrow panicle; branches very short with
densely crowded capitula. Involucre ovoid-oblong or ovoid,
1.5–2.5 mm in diam.; phyllaries sparsely arachnoid pubescent.
Florets 4–8; corolla limb red. Achenes ovoid or obovoid. Fl.
and fr. Aug–Oct.
Rocky slopes, canyons, roadsides; 1800–2400 m. N Xinjiang [Afghanistan,
India, Kazakhstan; SW Asia (Iran)].
2. Seriphidium sect. Minchunensia Y. R. Ling, Bull. Bot. Res., Harbin 8(3): 122. 1988 [“Minchünensa”].
民勤绢蒿组 min qin juan hao zu
Perennial herbs, arachnoid tomentose. Leaves pectinately 2(or 3)-pinnatisect; lobules serrate or subserrate, arachnoid pubescent
or glabrescent.
● One species: China.
30. Seriphidium minchunense Y. R. Ling, Bull. Bot. Res.,
Harbin 5(3): 159. 1985 [“minchünense”].
民勤绢蒿 min qin juan hao
Herbs, perennial, 30–50 cm tall, densely gray arachnoid
tomentose, later partly glabrescent or sparsely tomentose. Lower
stem leaves: petiole 5–8 mm; leaf blade ovate, densely arachnoid
pubescent, later sparsely pubescent, 2(or 3)-pectinately
pinnatisect; segments 3(or 4) pairs; lobules 10–25 × 0.5–1 mm,
serrate or pectinate, obtuse apically. Middle stem leaves 1- or 2pectinately
pinnatisect; segments 2 or 3 pairs; lobules serrate or
shortly linear. Upper leaves and leaflike bracts pinnatisect or 3lobed.
Synflorescence a lax, broad conical panicle; branches at
ca. 90° to main stem. Involucre oblong or oblong-campanulate,
2–2.5 mm in diam.; phyllaries arachnoid puberulent. Florets 5–
8. Achenes obovoid or oblong-ovoid. Fl. and fr. Aug–Oct.
● Rocky terraces; 1300–1400 m. C and W Gansu, E Xinjiang.
3. Seriphidium sect. Juncea (Poljakov) Y. R. Ling & Humphries, Bull. Bot. Res., Harbin 8(3): 122. 1988.
三裂叶绢蒿组 san lie ye juan hao zu
Artemisia sect. Junceae Poljakov in Schischkin & Bobrov, Fl. URSS 26: 626. 1961 [“Junceum”].
Subshrubs or shrubs, tomentose or pubescent. Leaves 1- or 2-ternate.
Thirteen species: N Africa, Asia, Europe; one species in China.
31. Seriphidium junceum (Karelin & Kirilov) Poljakov, Trudy
Bot. Inst. Akad. Nauk Kazakhsk. S.S.R. 11: 175. 1961.
三裂叶绢蒿 san lie ye juan hao
Subshrubs, 24–40 cm tall, gray pubescent. Lower stem
leaves: petiole 15–40 mm; leaf blade ovate or obovate, 1.5–5 ×
1.5–3.5 cm, densely incanous pubescent, 2-ternate; lobules linear
or linear-oblanceolate, 10–15 × 1–1.5 mm, mucronulate apically.
Middle stem leaves: petiole 5–15 mm; leaf blade ternately
3-lobed; lobes linear-lanceolate or linear, 10–15 × 2–4 mm.
Upper leaves and leaflike bracts entire. Synflorescence a narrow
or somewhat broad panicle. Involucre oblong-ovoid or
ellipsoid-ovoid, 2.5–4 mm in diam.; phyllaries densely or
sparsely pubescent. Florets 4–7. Achenes obovoid. Fl. and fr.
Aug–Oct.
Rocky slopes, Gobi Desert, desert steppes; 800–1500 m. N Xinjiang
[Kazakhstan].
1a. Leaf blade 2.5–4 cm, distal lobes
10–15 mm; involucre 2.5–3(–3.5)
mm in diam. ............................................ 31a. var. junceum
1b. Leaf blade 1.5–2 cm, distal lobes
4–6 mm; involucre 3–4 mm
in diam. ........................................ 31b. var. macrosciadium
31a. Seriphidium junceum var. junceum
三裂叶绢蒿(原变种) san lie ye juan hao (yuan bian zhong)
Artemisia juncea Karelin & Kirilov, Bull. Soc. Imp. Naturalistes
Moscou 15: 383. 1842.
Leaves 2.5–4 cm; distal lobes 1–1.5 cm. Involucre 2.5–
3(–3.5) cm in diam.; phyllaries sparsely pubescent.
Rocky slopes, Gobi Desert, desert steppes; 800–1500 m. N Xinjiang
[Kazakhstan].