匙叶千里光 shi ye qian li guang

Ligularia yui S. W. Liu.

Herbs, perennial, subscapigerous, rhizomatous. Stem solitary, erect, 25-60 cm tall, subscapiform, simple, glabrous. Basal and lowermost stem leaves present at anthesis, rosulate, petiolate; blade elliptic, oblanceolate, or spatulate, to 19 × 1.5 cm, glabrous, obscurely pinnately veined, base cuneate or attenuate into petiole, margin shallowly sinuate-denticulate, apex obtuse. Median and upper stem leaves few, remote, sessile; blade oblanceolate-linear, linear-lanceolate, or linear, 3-7 × 0.4-1 cm, base ± dilated and subamplexicaul, margin callose-denticulate, apex obtusely to acutely ± acuminate; uppermost leaves bractiform. Capitula radiate, 3-10 in a terminal subumbelliform corymb; peduncles 5-15 mm, slender, sparsely pubescent, linear-bracteate, with 3-5 linear-subulate bracteoles. Involucres campanulate-cylindric, 6-7 × 3.5-4 mm, calyculate; bracts of calyculus 7 or 8, linear-subulate, ca. 2 mm, sparsely puberulent, dark at apex; phyllaries ca. 13, oblong-lanceolate, 1-1.5 mm wide, herbaceous, ± glabrous, margin broadly scarious, apically acute, dark and shortly bearded. Ray florets 6-8; corolla tube ca. 3 mm; lamina yellow, oblong, ca. 6 × 2 mm, 4-veined, apically deeply 3-denticulate. Disk florets many; corolla yellow, ca. 7 mm, with ca. 4 mm tube and funnelform limb; lobes ovate-oblong, ca. 1 mm, apically acute, papillose. Anthers ca. 2 mm, basally obtuse-auriculate, appendages ovate-lanceolate; antheropodia rather slender, basally slightly dilated. Style branches ca. 0.7 mm. Achenes cylindric, ca. 3 mm, pubescent or glabrous. Fl. May-Aug.

● Wet meadows, grassy slopes; 1500-3000 m. Sichuan (Muli), NW Yunnan.