9. Tribe ANTHEMIDEAE

C. B. Clarke; A. tibetica (C. B. Clarke) J. D. Hooker & Thomson.
Herbs or dwarf subshrubs, caespitose, 10–15 cm tall, with
horizontally creeping thick woody rootstock and branches,
stems covered with broad dry leaf bases, most parts densely
gray or yellowish silky-villous. Basal and middle stem leaves:
petiole 0.4–0.8 cm; leaf blade suborbicular, flabellate, or reniform,
(0.4–)0.6–1.2 × 0.5–1 cm, 2-pinnatisect; segments in 2(or
3) pairs, narrowly oblanceolate, 3–5-lobulate; lobules linear
or linear-lanceolate, 1–2 × 0.5–1 mm, apex obtuse. Uppermost
leaves and leaflike bracts minute, pinnatisect or 3-lobed or entire.
Synflorescence spikelike or racemelike. Capitula usually
6–9, subsessile, remote, secund. Involucre hemispheric or subglobose,
(3–)5–10 mm in diam.; outer phyllaries sparsely hairy,
scarious margin broad, lacerate, purple or dark brown, apex
acute; receptacle hemispheric, pubescent. Florets many, all fertile.
Marginal female florets 10–18, (2 or)3- or 4-toothed. Disk
florets 50–80, bisexual; corolla limb purple. Achenes brown,
obovoid, ca. 0.8 mm. Fl. and fr. Jul–Oct.
Slopes, canyons, peaks, shores of salt lakes, saline soils, rocky
grasslands, waysides; 3000–5800 m. W Gansu, W Qinghai, S Xinjiang,
Xizang [N India, N Pakistan; SW Asia (Iran)].
16. Artemisia younghusbandii J. R. Drummond ex Pampanini,
Nuovo Giorn. Bot. Ital., n.s., 34: 708. 1927.
藏白蒿 zang bai hao
Herbs or subshrubs, caespitose, 15–25(–30) cm tall, with
thick woody stock and branches, much branched, densely gray
or yellowish tomentose. Basal and middle stem leaves: petioles
2–4 mm; leaf blades ovate, broadly ovate, or subreniform, 5–10
× 5–8 mm, 1(or 2)-pinnatisect; segments 2 or 3 pairs, entire or
lobulate; lobes or lobules minute, lanceolate or elliptic-lanceolate,
1–2 × 0.5–1 mm. Uppermost leaves and leaflike bracts
pinnatisect, 3-lobed, or entire. Synflorescence a broad panicle.
Capitula nodding. Involucre hemispheric or broadly ovoid,
(2.5–)3–4 mm in diam.; receptacle conical, pubescent. Marginal
female florets 4–8. Disk florets 8–14; corolla limb purple, glabrous.
Achenes obovoid-ellipsoid. Fl. and fr. Jul–Oct.
● Canyons, hills, rocky slopes, waysides; 4000–4700 m. Xizang.
17. Artemisia stracheyi J. D. Hooker & Thomson ex C. B.
Clarke, Compos. Ind. 164. 1876.
冻原白蒿 dong yuan bai hao
Artemisiella stracheyi (J. D. Hooker & Thomson ex C. B.
Clarke) Ghafoor.
Herbs, perennial, caespitose, 15–45 cm tall, with thick
woody root and stock, usually not branched, densely gray yellow
or yellowish sericeous-tomentose, fetid. Basal leaves: petiole
5–8 cm, ± clasping; leaf blade narrowly ovate, oblong, or
elliptic, 5–10 × 1–2 cm, 2- or 3-pinnatisect; segments 7–13
pairs, 1–3-lobulate; lobules narrowly linear-lanceolate or linear,
3–5 × 1–1.5 mm. Middle and uppermost leaves 1- or 2-pinnatisect;
leaflike bracts pinnatisect or entire. Synflorescence racemelike,
sometimes dense and spikelike. Capitula shortly pedunculate,
nodding. Involucre hemispheric, 6–10 mm in diam.;
ANTHEMIDEAE
683
receptacle hemispheric, deciduously pubescent. Marginal female
florets 4–10. Disk florets 50–60, bisexual; corolla with
adhering multicellular hairs. Achenes obovoid. Fl. and fr. Jul–
Nov. 2n = 18.
Hills, floodlands, lakesides, rocky slopes, meadows, shrublands;
4300–5200 m. Xizang [N India, N Pakistan].
18. Artemisia fauriei Nakai, Bot. Mag. (Tokyo) 29: 7. 1915.
海州蒿 hai zhou hao
Artemisia fukudo Makino var. mokpensis Pampanini; A.
haichowensis C. C. Chang.
Herbs, perennial, 20–40 cm tall, root solitary; most parts
gray and arachnoid tomentose, glabrescent. Basal leaves ± in
rosette, soon withering; petiole 5–13 cm; leaf blade ovate or
broadly ovate, 11–18 × 8–16 cm, 3- or 4-pinnatisect; lobules
filiform, (10–)15–30 × 0.5–1.5 mm. Middle and upper stem
leaves: leaf blade broadly ovate, 3–5 × 3–5 cm, 2- or 3-pinnatisect;
segments 3 or 4 pairs; lobules filiform, 5–15 × 0.5–1.5
mm. Uppermost leaves and leaflike bracts 3–5-pinnatisect or
entire; lobes of entire leaves 1–3 cm. Synflorescence a panicle
with ascending main branches and many short lateral racemes.
Capitula pedunculate, nodding. Involucre ovoid or obovoid, 2–
3(–4) mm in diam.; receptacle pubescent. Marginal female florets
2–5. Disk florets 8–15, bisexual. Achenes obovoid, slightly
compressed. Fl. and fr. Aug–Oct.
Coastal beaches, sand banks of sea and river mouths; near sea
level. Hebei, Jiangsu, Shandong [Japan, Korea].
The original concept of Artemisia fauriei also included Faurie
361, now the type of A. nakaii, which differs by its biennial habit and
basal leaves with shorter, 6–15 mm, filiform lobules.
19. Artemisia nakaii Pampanini, Nuovo Giorn. Bot. Ital., n.s.,
34: 682. 1927.
矮滨蒿 ai bin hao
Herbs, biennial, 30–60 cm tall, long branched, densely
arachnoid and sericeous pubescent or glabrescent. Basal leaves
± forming rosettes; petiole 4–10 cm; leaf blade suborbicular or
ovate, 8–15 × 8–15 cm, 3-pinnatisect; lobules filiform, 6–15
mm. Lower and middle stem leaves: leaf blade orbicular or
ovate, 1.5–8 × 0.8–1.5 cm, 1- or 2-pinnatisect; segments 2 or 3
pairs; lobules linear or filiform, 4–15 × ca. 0.5 mm. Uppermost
leaves and leaflike bracts 1(or 2)-pinnatisect. Synflorescence a
narrow to broad panicle. Capitula nodding. Involucre ellipsoid
or obconical, (2–)3(–4) mm in diam.; phyllaries minutely tomentose,
± glabrescent; receptacle white pubescent. Marginal
female florets 2–5. Disk florets 8–16, bisexual. Achenes obovoid-ellipsoid.
Fl. and fr. Aug–Oct.
Sand banks along rivers, grasslands; low elevations. Hebei, Liaoning,
SE Nei Mongol [Korea].
Artemisia nakaii is based on the gathering Faurie 361, originally
included within A. fauriei, which differs by its perennial habit and basal
leaves with longer, (10–)15–30 mm, filiform lobules.
20. Artemisia anethifolia Weber ex Stechmann, Artemis. 29.
1775.
碱蒿 jian hao