9. Tribe ANTHEMIDEAE

ca. 3 mm, apex 4-denticulate; disk florets many, corolla tubular,
ca. 4 mm. Achenes ca. 2 mm. Fl. and fr. Sep–Nov.
● Mountain slopes; 1700–2300 m. Sichuan (Kangding, Tianquan).
27. Ajania truncata (Handel-Mazzetti) Y. Ling ex C. Shih,
Acta Phytotax. Sin. 32: 366. 1994.
深裂亚菊 shen lie ya ju
Chrysanthemum truncatum Handel-Mazzetti, Acta Horti
Gothob. 12: 270. 1938.
Subshrubs, 15–35 cm tall. Old branches gray-brown; flowering
branches sparsely appressed tomentose. Middle stem
leaves: petiole 0.2–0.6 cm; leaf blade ovate or broadly ovate,
ca. 1.2 × 1.2 cm, both surfaces gray-white, adaxially densely
tomentose, pinnatisect; lateral segments 1- or 2-paired. Distal
leaves and leaves below synflorescence smaller, undivided.
Synflorescence a terminal compound flat-topped panicle, 1–2.5
cm in diam. Capitula many. Involucres campanulate, 2.4–3
mm in diam.; phyllaries in 4 rows, straw-colored, abaxially glabrous,
scarious margin hyaline, apex obtuse or rounded, outer
ones ovate or triangular-lanceolate, ca. 2 mm, middle and inner
ones elliptic, ca. 3 mm. Florets yellow; marginal female florets
ca. 16, corolla narrowly tubular, ca. 2 mm, apex 4-denticulate;
disk florets: corolla tubular, ca. 3 mm. Achenes ca. 1 mm. Fl.
and fr. Sep–Oct.
● Streamsides, wastelands, slopes; 1900–2100 m. Sichuan
(Jinchuan).
28. Ajania hypoleuca Y. Ling ex C. Shih, Acta Phytotax. Sin.
32: 366. 1994.
下白亚菊 xia bai ya ju
Chrysanthemum hypoleucum (Y. Ling ex C. Shih) H.
Ohashi & Yonekura.
Subshrubs, ca. 55 cm tall. Young branches white pubescent.
Middle and distal stem leaves: petiole ca. 5 mm; leaf blade
ovate, subovate, or ovate-elliptic, 1.2–2.5 × 1.3–2 cm, abaxially
gray-white, densely and thickly tomentose, with sessile glands
beneath indumentum, adaxially green, glabrous, with sessile
glands, pinnately 3–5-paired, base truncate or subtruncate.
Leaves below synflorescence similar, but smaller. Synflorescence
a terminal flat-topped panicle, 1–5 cm in diam.; synflorescence
branches and peduncles white tomentose. Capitula
many. Involucres campanulate, ca. 3.5 mm in diam.; phyllaries
in 4 rows, straw-colored, glossy, abaxially glabrous, scarious
margin hyaline, apex obtuse or rounded, outer ones elliptic, ca.
1 mm, middle and inner ones elliptic to obovate-elliptic, ca. 3
mm. Florets yellow; marginal female florets 5 or 6, corolla narrowly
tubular, minutely 3-denticulate; disk florets many, corolla
tubular. Achenes ca. 0.6 mm. Fl. and fr. Jul.
● Roadsides; 600–700 m. Gansu, Sichuan.
29. Ajania achilleoides (Turczaninow) Poljakov ex Grubov,
Novosti Sist. Vyssh. Rast. 9: 926. 1972.
蓍状亚菊 shi zhuang ya ju
Artemisia achilleoides Turczaninow, Bull. Soc. Imp. Nat-
ANTHEMIDEAE
665
uralistes Moscou 5: 195. 1832; Chrysanthemum achilleoides
(Turczaninow) Handel-Mazzetti; Tanacetum achilleoides (Turczaninow)
Candolle.
Subshrubs, 10–20 cm tall. Old branches short. Flowering
branches appressed pubescent, especially in upper part. Middle
stem leaves: petiole 2–3 mm; leaf blade ovate or cuneate, 1–1.5
× 0.5–1 cm, both surfaces white or gray-white, densely appressed
pubescent, 2-pinnatisect; primary lateral segments 2paired;
ultimate segments linear or linear-elliptic. Proximal and
distal leaves gradually smaller. Synflorescence a terminal flattopped
panicle, ca. 2 cm in diam. Capitula few to many. Involucres
campanulate, ca. 3 mm in diam.; phyllaries in 4 rows,
glossy, straw-colored, scarious margin hyaline, apex obtuse or
rounded, outer ones elliptic-lanceolate, ca. 2 mm, abaxially puberulent,
middle and inner ones ovate to lanceolate, ca. 2.5 mm,
middle ones puberulent abaxially, inner ones glabrous abaxially.
Florets yellow, exterior with sessile glands; marginal female
florets 6, corolla narrowly tubular, ca. 2 mm, apex acutely 4denticulate;
disk florets: corolla tubular, ca. 2.2 mm. Achenes
ca. 1 mm. Fl. and fr. Aug–Sep.
Desert steppes, steppes; ca. 200 m. Nei Mongol [Mongolia].
30. Ajania nitida C. Shih, Bull. Bot. Lab. N. E. Forest. Inst.,
Harbin 6: 15. 1980.
光苞亚菊 guang bao ya ju
Chrysanthemum nitidum (C. Shih) H. Ohashi & Yonekura.
Herbs, perennial, ca. 30 cm tall. Stems erect, upper parts
inflorescence-branched, pubescent. Middle stem leaves sessile,
with divided pseudostipules; leaf blade ovate or oblanceolate,
1–1.5 × 0.3–0.6 cm, both surfaces gray-white, densely
pubescent, bipalmate-pinnately 3–5-sect; primary lateral segments
1- or 2-paired; ultimate segments elliptic or triangular;
leaves below synflorescence small, 3-sect or undivided. Synflorescence
a terminal compound lax flat-topped panicle. Capitula
many. Involucres campanulate, 3–4 mm in diam.; phyllaries in
4 rows, straw-colored, glossy, scarious margin hyaline, outer
ones lanceolate, ca. 1 mm, sparsely pubescent, middle and inner
ones ovate, elliptic, or ovate-elliptic, 2–2.7 mm, abaxially glabrous.
Florets yellow; marginal female florets 8, corolla narrowly
tubular, apex 3- or 4-denticulate; disk florets many, corolla
tubular. Fl. Sep.
● Dry mountain slopes; ca. 3900 m. Sichuan.
31. Ajania fruticulosa (Ledebour) Poljakov, Bot. Mater. Gerb.
Bot. Inst. Komarova Akad. Nauk S.S.S.R. 17: 428. 1955.
灌木亚菊 guan mu ya ju
Tanacetum fruticulosum Ledebour, Icon. Pl. 1: 10. 1829;
Chrysanthemum aureoglobosum (W. W. Smith & Farrer)
Handel-Mazzetti; C. neofruticulosum Y. Ling; T. aureoglobosum
W. W. Smith & Farrer.
Subshrubs, 8–40 cm tall. Old branches straw-colored.
Flowering branches gray-white or gray-green, densely or
sparsely pubescent. Middle stem leaves petiolate, with entire
pseudostipules; leaf blade orbicular, triangular-ovate, reniform,
or broadly ovate, 0.5–3 × 1–2.5 cm, both surfaces gray-white or