9. Tribe ANTHEMIDEAE

diam.; phyllaries rust-colored pubescent. Marginal female florets
10–20. Disk florets 30–45, bisexual. Achenes obovoid. Fl.
and fr. Sep–Oct.
● Rocky slopes, grasslands, shrublands, terraces, roadsides; 3000–
3800 m. W Sichuan, E Xizang, NW Yunnan.
102. Artemisia sinensis (Pampanini) Y. Ling & Y. R. Ling, Acta
Phytotax. Sin. 18: 505. 1980.
西南圆头蒿 xi nan yuan tou hao
Artemisia strongylocephala Pampanini var. sinensis Pampanini,
Nuovo Giorn. Bot. Ital., n.s., 34: 177. 1927; A. strongylocephala
f. virgata Pampanini.
Herbs, perennial, (40–)70–130(–150) cm tall, yellowish
puberulent, sometimes glabrescent. Leaves ± sessile. Lowermost
leaves oblong or ovate-oblong, 8–11 × 6–7 cm, 2pinnatisect;
segments 4 or 5 pairs, elliptic, 4–4.5 × 1.5–2.5 cm;
lobules lanceolate or linear-lanceolate, (8–)10–15 × (3–)3.5–4
mm, abaxially densely arachnoid pubescent, adaxially sparsely
pubescent, both surfaces glabrescent, rachis narrowly winged.
Middle and upper stem leaves oblong, 6–11 × 4–8 cm, 1- or 2pinnatipartite
to subpinnatisect, segments 4 or 5 pairs. Leaflike
bracts pinnatipartite or entire. Synflorescence a ± narrow panicle,
to 18 cm; branches to 4 cm, ascending, capitula crowded
toward tips. Capitula nodding. Involucre ovoid-campanulate,
3.5–4 mm in diam.; phyllaries yellowish puberulent. Marginal
female florets 10–15. Disk florets 15–25(–30), bisexual.
Achenes oblong or obovoid-oblong. Fl. and fr. Aug–Oct.
● Alpine or subalpine steppes, shrublands, forest margins, roadsides,
often in dry stony situations; 2600–3900 m. SW Qinghai, W Sichuan,
E Xizang, NW Yunnan.
103. Artemisia kawakamii Hayata, Icon. Pl. Formosan. 8: 65.
1919.
山艾 shan ai
Subshrubs, 8–25(–30) cm tall, sericeous-tomentose or glabrescent.
Basal leaves forming rosettes, long petiolate. Lower
and middle stem leaves: petiole 5–20 mm or more; leaf blade
oblong or elliptic, 2–4 × 1–2 cm, abaxially densely white tomentose,
adaxially sparsely sericeous-tomentose, (1 or)2-pinnatisect;
segments 3(or 4) pairs, mostly 3-lobuled; lobules linear
or linear-lanceolate, 5–20(–30) × 0.5–1(–2) mm. Uppermost
leaves 3-lobed; leaflike bracts linear-lanceolate or linear. Synflorescence
a lax racemelike panicle. Capitula few; peduncles
2–20 mm. Involucre hemispheric or broadly ovoid, 4–4.5 mm
in diam.; phyllaries sparsely tomentose. Marginal female florets
8–12. Disk florets 18–25, bisexual. Achenes obovoid. Fl. and fr.
Jul–Nov. 2n = 18*.
● Waste areas, rocky slopes; 2700–3900 m. Taiwan.
104. Artemisia somae Hayata, Icon. Pl. Formosan. 8: 64. 1919
[“somai”].
台湾狭叶艾 tai wan xia ye ai
Herbs, perennial, 60–120 cm tall, densely grayish white
sericeous-puberulent, later glabrescent. Lower and middle stem
leaves: petiole 1.5–2.5 cm; leaf blade oblong-obovate or ellip-
ANTHEMIDEAE
709
tic-obovoid, 10–12 × 3.5–4 cm, abaxially grayish white, persistently
sericeous-puberulent, adaxially drying blackish, sparsely
sericeous-puberulent, glabrescent, 2-pinnatisect; segments (3
or)4 or 5 pairs, distal lobes or terminals of lateral lobes (2
or)3(or 4)-lobulate; lobules lanceolate or linear-lanceolate, 5–
8 × (2–)3–4 mm, acuminate apically. Uppermost leaves and
leaflike bracts pinnatisect, 3-sect, or entire. Synflorescence a
subterminal, ± narrowly conical panicle to 16 cm; branches
few, ascending, to 4 cm; bracts minute. Capitula erect or
spreading; peduncle to 5 mm, minutely bracteolate. Involucre
broadly ovoid or hemispheric, 3.5–4 mm in diam.; phyllaries
white pubescent. Marginal female florets 8–15. Disk florets 18–
25, bisexual; corolla with lower part barbate or not. Achenes
oblong-ovoid. Fl. and fr. Nov–Feb.
● Rocky slopes, mountain peaks, limestone crevices on dry ridges;
1500–2400 m. Taiwan.
1a. Lower part of corolla glabrous ................ 104a. var. somae
1b. Lower part of corolla barbate ........... 104b. var. batakensis
104a. Artemisia somae var. somae
台湾狭叶艾(原变种) tai wan xia ye ai (yuan bian zhong)
Lower part of corolla not barbate.
● Rocky slopes; 1500–2000 m. Taiwan.
104b. Artemisia somae var. batakensis (Hayata) Kitamura,
Acta Phytotax. Geobot. 9: 32. 1940.
太鲁阁艾 tai lu ge ai
Artemisia batakensis Hayata, Icon. Pl. Formosan. 8: 64.
1919.
Lower part of corolla barbate.
● Mountain peaks in karst areas, limestone crevices on dry ridges;
1500–2300 m. Taiwan.
105. Artemisia selengensis Turczaninow ex Besser, Tent. Abrot.
50. 1832.
蒌蒿 lou hao
Herbs, perennial, 60–150 cm tall, strongly aromatic; rhizome
elongated, 7–8 mm thick; stem often unbranched. Lower
stem leaves usually withered, 8–12 cm overall; petiole 0.5–
2(–5) cm; leaf blade broadly ovate or ovate, abaxially densely
gray arachnoid tomentose, palmately or ternately 3–5-sect or
-partite, or mixed 7-sect or entire; lobes linear or linear-lanceolate,
5–7(–8) × 0.3–0.5 cm, serrate or not. Middle stem leaves
± sessile; leaf blade palmately or ternately 3–5-lobed or entire;
lobes elliptic, elliptic-lanceolate, or linear-lanceolate, 30–50
× 2–4 mm, base attenuate, margin entire or remotely narrowly
toothed, apex acuminate. Uppermost leaves and leaflike bracts
ternately 2- or 3-lobed or entire. Synflorescence a long, narrow
panicle; branches short, erect or only narrowly spreading. Capitula
sessile or subsessile. Involucre oblong or broadly ovoid, 2–
2.5 mm in diam.; phyllaries sparsely gray arachnoid pubescent,
glabrescent. Marginal female florets 8–12. Disk florets 10–15,
bisexual. Achenes ovoid, ca. 1.2 mm, brown. Fl. and fr. Jul–
Oct. 2n = 16, 36.