两色帚菊Pertya discolor Rehd.
两色帚菊Pertya discolor Rehd.
3. 两色帚菊（中国高等植物图鉴）图版1: 4-10
Pertya discolor Rehd. in Journ. Arn. Arb. 10: 135. 1929; Mattf. in Journ. Arn. Arb. 13: 409. 1932, et in Acta Hort. Gotob. 8: 79. 1933; Hand. -Mazz. in Acta Hort. Gotob. 12: 346. 1938; Ling in Contr. Inst. Bot. Nat. Acad. Peip. 6: 27. 1948; S. Y. Hu in Quart. Journ. Taiwan Mus. 20: 295. 1967;中国高等植物图鉴4: 658.图6729. 1975; Y. C. Tseng in Guihaia 5(4): 328. 1985.
《Flora of China》 Vol. 20-21 (2011)
Pertya discolor Rehder J. Arnold Arbor. 10: 135. 1929.
两色帚菊 liang se zhou ju
Shrubs, 0.8-2 m tall. Leaves on long shoots alternate, petiole ca. 1 mm, leaf blade linear-lanceolate, 7-30 × 2-4 mm, papery, abaxially densely sericeous, adaxially glabrous or sparsely villous when young, base attenuate, margin entire, apex mucronate; leaves on branchlets tufted, 3 or 4, leaf blade lanceolate or oblanceolate, 10-35 × 2-6 mm. Capitula solitary, terminal on branchlets; peduncle 2-5 mm; female capitula 1-1.1 cm, 2-flowered, male capitula 7-8 mm, 3-5-flowered; involucre cylindric, 2-3 mm in diam.; phyllaries 3-seriate, abaxially densely white lanuginous, outer phyllaries ovate, 2-3 mm, inner narrowly elliptic, ca. 6 mm. Florets unisexual, corollas purplish red, tubular, ca. 7 mm, deeply 5-lobed. Achenes obovoid-oblong or subterete, ca. 5 mm, villous; pappus white, ca. 8 mm. Fl. Jun-Aug.
● Scrub on mountain summits or slopes, coniferous forests; 1900-3200 m. Gansu, Ningxia, Qinghai, Shanxi, Sichuan.
别名：异色帚菊;二色帚菊;起象;
科名：菊科 Compositae
属名：帚菊属 Pertya
3. 两色帚菊（中国高等植物图鉴）图版1: 4-10
Pertya discolor Rehd. in Journ. Arn. Arb. 10: 135. 1929; Mattf. in Journ. Arn. Arb. 13: 409. 1932, et in Acta Hort. Gotob. 8: 79. 1933; Hand. -Mazz. in Acta Hort. Gotob. 12: 346. 1938; Ling in Contr. Inst. Bot. Nat. Acad. Peip. 6: 27. 1948; S. Y. Hu in Quart. Journ. Taiwan Mus. 20: 295. 1967;中国高等植物图鉴4: 658.图6729. 1975; Y. C. Tseng in Guihaia 5(4): 328. 1985.
《Flora of China》 Vol. 20-21 (2011)
Pertya discolor Rehder J. Arnold Arbor. 10: 135. 1929.
两色帚菊 liang se zhou ju
Shrubs, 0.8-2 m tall. Leaves on long shoots alternate, petiole ca. 1 mm, leaf blade linear-lanceolate, 7-30 × 2-4 mm, papery, abaxially densely sericeous, adaxially glabrous or sparsely villous when young, base attenuate, margin entire, apex mucronate; leaves on branchlets tufted, 3 or 4, leaf blade lanceolate or oblanceolate, 10-35 × 2-6 mm. Capitula solitary, terminal on branchlets; peduncle 2-5 mm; female capitula 1-1.1 cm, 2-flowered, male capitula 7-8 mm, 3-5-flowered; involucre cylindric, 2-3 mm in diam.; phyllaries 3-seriate, abaxially densely white lanuginous, outer phyllaries ovate, 2-3 mm, inner narrowly elliptic, ca. 6 mm. Florets unisexual, corollas purplish red, tubular, ca. 7 mm, deeply 5-lobed. Achenes obovoid-oblong or subterete, ca. 5 mm, villous; pappus white, ca. 8 mm. Fl. Jun-Aug.
● Scrub on mountain summits or slopes, coniferous forests; 1900-3200 m. Gansu, Ningxia, Qinghai, Shanxi, Sichuan.