9. Tribe ANTHEMIDEAE

sessile; leaf blade elliptic or oblong, 3–4(–7) × 1–1.5(–2) cm,
glandular pubescent on both surfaces, densely arachnoid tomentose
abaxially, 2-pinnatisect; segments 4 or 5 pairs, ellipticovate;
lobules 2 or 3 pairs, 3–4 × 1–1.5(–2) mm, margin revolute,
acute apically. Uppermost leaves 1- or 2-pinnatisect;
leaflike bracts pinnatisect or 3–5-partite. Capitula in narrow
panicles, broadly ovoid or campanulate, (3–)4–5 mm in diam.
Phyllaries densely yellowish tomentose, margin barbate. Marginal
female florets 8–10. Disk florets 30–40(–50), bisexual.
Achene oblong or obovoid-oblong. Fl. and fr. Aug–Oct.
Roadsides, slopes; 3000–5000 m. W Sichuan, E Xizang [Bhutan].
112. Artemisia tangutica Pampanini, Nuovo Giorn. Bot. Ital.,
n.s., 36: 426. 1930.
甘青蒿 gan qing hao
Herbs, perennial, 50–90 cm tall, with capitate branches,
densely arachnoid tomentose and sparsely glandular pubescent,
later sparsely pubescent basally. Lower and middle stem leaves:
petiole 5–20 mm; leaf blade elliptic-ovate or elliptic, 6–10 × 5–
8 cm, abaxially glabrescent or densely tomentose, adaxially
sparsely glandular pubescent, 2-pinnatisect; segments 4–6 pairs,
oblong-ovate or oblong, 2.5–3.5 × 1–2 cm; lobules 2–4 pairs,
ovate, elliptic-ovate, or elliptic, 5–10 × 2–4 mm, apex usually
acute and mucronulate, sometimes ± rounded; rachis winged.
Uppermost leaves pinnatipartite; leaflike bracts 3- or 5-partite
or entire. Synflorescence a slender ± conical panicle, lower
branches subtended by leaflike bracts; ultimate branches ± erect,
slender, lowermost to 10 cm. Capitula mostly widely, rather irregularly,
spaced, sometimes in small clusters toward base of
branch and/or closely spaced apically, nodding; peduncle to 5
mm. Involucre oblong or broadly ovoid, 3–4 mm in diam.;
phyllaries ± glabrous or sparsely puberulent. Marginal female
florets 3–8. Disk florets 5–15, bisexual. Achene obovoid or oblong-ovoid.
Fl. and fr. Jul–Oct.
● Slopes, dunes along riverbanks, grasslands, roadsides; 2700–
3800 m. C and SW Gansu, W Hubei, Qinghai, W Sichuan, E Xizang,
Yunnan.
1a. Leaves abaxially glabrescent;
phyllaries ± glabrous ........................... 112a. var. tangutica
1b. Leaves abaxially densely arachnoid
tomentose; phyllaries sparsely
puberulent .......................................... 112b. var. tomentosa
112a. Artemisia tangutica var. tangutica
甘青蒿(原变种) gan qing hao (yuan bian zhong)
Leaves abaxially glabrescent. Capitula ± widely spaced
along branches. Phyllaries ± glabrous.
● Slopes, dunes along riverbanks; 3000–3800 m. C and SW Gansu,
Qinghai, W Sichuan, E Xizang.
112b. Artemisia tangutica var. tomentosa Handel-Mazzetti,
Acta Horti Gothob. 12: 277. 1938.
绒毛甘青蒿 rong mao gan qing hao
Leaves densely arachnoid tomentose abaxially. Capitula ±
densely spaced along branches. Phyllaries sparsely puberulent.
ANTHEMIDEAE
● Grasslands, roadsides; ca. 3200 m. W Sichuan.
713
113. Artemisia mattfeldii Pampanini, Nuovo Giorn. Bot. Ital.,
n.s., 36: 425. 1930.
粘毛蒿 nian mao hao
Herbs, perennial, 35–50 cm tall, capitately branched,
densely glandular pubescent, strongly aromatic. Lowermost
and middle stem leaves: petiole 2–3 cm or more; leaf blade
oblong or oblong-ovate, 3.5–6 × 1.5–4 cm, abaxially gray or
yellowish arachnoid tomentose or glabrous, adaxially and abaxially
on veins glandular pubescent. Lowermost leaves (2 or)3pinnatisect;
middle leaves 2(or 3)-pinnatisect; segments 5 or 6
pairs, ovate or oblong-ovate, 1.5–2.5 × 1–1.5 cm; lobules lanceolate
or deeply serrate, 3–7 × 1–1.5 mm, margin revolute,
acute or obtuse apically; rachis winged. Uppermost leaves and
leaflike bracts 1- or 2-pinnatisect. Synflorescence a narrow
panicle. Involucre oblong or broadly ovoid, 3–4 mm in diam.;
phyllaries sparsely glandular pubescent. Marginal female florets
5–7. Disk florets 8–15, bisexual. Achene obovoid or oblong. Fl.
and fr. Jul–Oct.
● Forest margins, grasslands, slopes, roadsides; 2600–4800 m.
SW Gansu, NW Guizhou, W Hubei, S Qinghai, W Sichuan, E Xizang,
W Yunnan.
1a. Leaves abaxially densely white
tomentose ............................................ 113a. var. mattfeldii
1b. Leaves abaxially glabrous ............... 113b. var. etomentosa
113a. Artemisia mattfeldii var. mattfeldii
粘毛蒿(原变种) nian mao hao (yuan bian zhong)
Leaves abaxially densely white tomentose.
● Forest margins, grasslands, slopes, roadsides; 2600–4800 m.
SW Gansu, S Qinghai, W Sichuan, E Xizang.
113b. Artemisia mattfeldii var. etomentosa Handel-Mazzetti,
Acta Horti Gothob. 12: 276. 1938.
无绒粘毛蒿 wu rong nian mao hao
Leaves abaxially glabrous.
● Slopes; 3600–4200 m. SW Gansu, S Qinghai, W Sichuan, E
Xizang.
114. Artemisia occidentalisichuanensis Y. R. Ling & S. Y.
Zhao, Bull. Bot. Res., Harbin 5(2): 6. 1985 [“occidentali-sichuanensis”].
川西腺毛蒿 chuan xi xian mao hao
Herbs, perennial, 150 cm tall or more, much branched,
densely glandular pubescent. Lower and middle stem leaves:
petiole 5–15 mm; leaf blade oblong or elliptic, 4–8(–9) × 3–4.5
cm, abaxially gray arachnoid pubescent, glandular pubescent on
veins, adaxially glandular pubescent, 2-pinnatisect; segments 4
or 5 pairs; lobules 1 or 2 pairs, distal lobules longer, linear or
linear-lanceolate, 15–25 × 1.5–2.5 mm; rachis winged. Uppermost
leaves and leaflike bracts 1- or 2-pinnatisect, 3-lobed, or
entire. Synflorescence a broad, much-branched panicle. Involucre
oblong-ovoid or oblong-campanulate, 1.5–2.5 mm in
diam.; phyllaries sparsely puberulent or ± glabrous. Marginal