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FOC | Family List | FOC Vol. 20-21 | Asteraceae | Tephroseris

8. Tephroseris adenolepis C. Jeffrey & Y. L. Chen, Kew Bull. 39: 275. 1984.

腺苞狗舌草 xian bao gou she cao

Herbs, rhizomatous. Stem solitary, erect, 40-50 cm tall, simple, rather densely white arachnoid-tomentose, glandular pubescent. Radical leaves several, usually present at anthesis, rosulate, long petiolate; petiole 2-7 cm, narrowly winged, arachnoid-tomentose, basally expanded; blade obovate-lanceolate or elliptic-lanceolate, 6-12 × 1.5-3 cm, papery, both surfaces white arachnoid-tomentose, base cuneate or attenuate into petiole, margin subentire or obscurely mucronulate-dentate, apex obtuse to rounded, mucronulate. Stem leaves few, progressively smaller upward. Lower leaves petiolate, oblanceolate-oblong or spatulate, 12-15 × 1.5-2.5 cm, attenuate into a broadly winged, basally subamplexicaul petiole; upper leaves small, linear-lanceolate or linear. Capitula 3-3.5 cm in diam., 3-8 arranged in terminal umbelliform corymbs; peduncles 3-9 cm, rather stout, sparsely arachnoid, also brownish glandular hairy, with or without a small linear basal bract, not bracteolate. Involucres broadly campanulate, 8-9 × ca. 10 mm, not calyculate; phyllaries ca. 18, lanceolate, ca. 1.5 mm wide, herbaceous, with narrow membranous margin, densely glandular pubescent with brownish hairs, apically acute-acuminate. Ray florets 13-15; corolla tube ca. 7 mm; lamina yellow, oblong, ca. 17 × 2.5 mm, 4-veined, apically 2- or 3-denticulate. Disk florets many; corolla yellow, ca. 8.5 mm, with ca. 5.5 mm tube and funnelform limb; lobes ovate-lanceolate, ca. 1 mm, apically acute, papillose. Anthers ca. 1.7 mm, basally obtuse, appendages ovate-lanceolate. Style branches ca. 0.8 mm. Achenes cylindric, ca. 3 mm, glabrous. Pappus white, 7-7.5 mm. Fl. Jul-Aug.

Stony mountain slopes. Not recorded from China but expected in Heilongjiang, Jilin, and adjacent mountains [Russia (Far East)].

Probatova and Barkalov (in Kozhevnikov & Probatova, Fl. Ross. Dal’nego Vostoka, 254. 2006) considered that this may be a synonym of Tephroseris subscaposa (Komarov) Czerepanov (Vasc. Pl. Russia, 108. 1995).


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