工布千里光 gong bu qian li guang

Herbs, dwarf, perennial. Stem solitary, erect, 2-4 cm tall, simple, arachnoid-pubescent, ± glabrescent. Basal leaves present at anthesis, rosulate; petiole short, basally expanded and subamplexicaul; blade oblanceolate-oblong or spatulate, 1.5-4 × 0.5-0.7 cm, abaxially densely white arachnoid-tomentose except for midvein, adaxially sparsely pilose and glabrescent, base cuneate-attenuate, margin mucronulate-dentate, apex obtuse to acute. Stem leaves subsessile; blade oblong or oblong-lanceolate, margin remotely dentate to deeply serrate or lyrate-pinnatifid, apex obtuse. Capitula radiate, 5-7 in a compact terminal corymb; peduncles 2-3 mm, arachnoid, linear-bracteolate. Involucres campanulate, 4-5 × 3-4 mm, calyculate; bracts of calyculus 4 or 5, linear or linear-lanceolate, 4-5 × ca. 1 mm, apically acuminate, fimbriate or minutely denticulate, dark brown; phyllaries ca. 13, ca. 6 × 0.5-1 mm, dark purplish red and ciliate on upper margins and apex, herbaceous, sparsely arachnoid to glabrous, margin narrowly scarious, apically acuminate. Ray florets 5 or 6; corolla tube ca. 4 mm; lamina yellow, ca. 4 × 0.8 mm, 4-veined, apically 3-denticulate. Disk florets ca. 15; corolla yellow, ca. 6.5 mm, with ca. 3 mm tube and funnelform limb; lobes ovate-lanceolate, ca. 1 mm, brownish, apically acute, papillose. Anthers ca. 1.8 mm, basally subacutely auriculate; antheropodia gradually dilated toward base. Style branches ca. 1 mm. Achenes (immature) cylindric, ca. 1.5 mm, glabrous. Pappus white, ca. 6 mm. Fl. Aug-Sep.

● Alpine grasslands, wet scree slopes; 3600-3900 m. Xizang (Bomi, Gongbo’gyamda).