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

10. Sinosenecio homogyniphyllus (Cummins) B. Nordenstam, Opera Bot. 44: 50. 1978.

肾叶蒲儿根 shen ye pu er gen

Senecio homogyniphyllus Cummins, Bull. Misc. Inform. Kew 1908: 17. 1908; Sinosenecio lobatus S. W. Liu & T. N. Ho.

Herbs, scapigerous. Rhizomes ca. 2 mm in diam., densely villous with long fulvous hairs and clad in persistent brownish petiole bases. Stems solitary, erect, scapiform, 10-30 cm tall, simple, sparsely villous, with long fulvous hairs, especially at base and near apex, usually with 1-4 linear-spatulate bracts in upper part. Leaves few to several, radical, rosulate, long petiolate; petiole 2.5-9 cm, densely villous, with long fulvous hairs or sometimes subglabrous; blade abaxially green or purple, adaxially green, ovate, broadly ovate-orbicular, or reniform, 2-4(-5) × 2.2-5.5 cm, membranous, sparsely villous on both surfaces, palmately 5-7-veined, base cordate, margin repand-dentate or subentire, with obscure mucronulate teeth, apex rounded. Capitula ca. 2 cm in diam., solitary or 2(-7) arranged in lax terminal subumbelliform corymbs; peduncles 2-3.5 cm, slender, with a basal linear bract and a few linear-spatulate bracteoles in upper part. Involucres obconic, 4-5 × 3-6 mm, not calyculate; phyllaries 7-10, rarely 13, oblong or oblong-lanceolate, 1-1.5 mm wide, herbaceous, dark green, or purplish in upper part, apex obtuse to acuminate and fimbriate-ciliate. Receptacle rather convex, hairy. Ray florets 8-17, ca. 12.5 mm; corolla tube ca. 3 mm, glabrous; lamina oblong, 9-9.5 × 3-3.5 mm, 4-veined, apically 3-denticulate. Disk florets many; corolla yellow, ca. 4.5 mm, with ca. 1.2 mm tube and campanulate limb; lobes ovate-lanceolate, ca. 1.2 mm, apically acute. Anthers linear-oblong, ca. 2 mm, basally obtuse to rounded, appendages ovate-lanceolate. Style branches recurved, ca. 0.8 mm. Achenes obovoid-cylindric, 2-2.5 mm, smooth, glabrous. Pappus absent, rarely of several hairs, soon deciduous. Fl. Apr-Jul, fr. Jun-Aug. 2n = 60*.

● Woods, streamsides, shaded places, on rocks; 1200-2900 m. SW and W Sichuan.


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