梵净山紫菀 fan jing shan zi wan

Herbs, perennial, 4-7 cm tall; rhizomes short or long, woody, without stolons, collar clad with marcescent petiole remains, fibrous rooted. Stems slender, erect, simple, finely striate, densely or sparsely white pilose, glandular. Leaves basal and cauline; basal leaves rosulate, present at anthesis, winged petiolate; petiole equaling blade; blade oblanceolate-spatulate or spatulate, 8-15 × 3-5 mm, abaxially pale green, sparsely pilose on veins, adaxially dark green, densely strigose, base cuneate-attenuate, margin ciliate, entire, midvein and lateral veins abaxially distinctly prominent, lateral veins 2- or 3-paired, apex rounded, inconspicuously mucronulate; cauline leaves (3 or)4 or 5, sessile or subsessile, lanceolate, spatulate, or rarely linear-oblong, 5-15 × 2-3 mm, apex obtuse or acuminate. Capitula terminal, solitary. Involucres campanulate, 0.4-0.5 × 0.6-0.8 cm; phyllaries 2- or 3-seriate, subequal, leaflike; outer phyllaries oblong-lanceolate, 1-1.5 mm wide, abaxially densely pilose, apex acuminate or ± acute; inner phyllaries linear or linear-lanceolate, glabrous or apically sparsely puberulent, margin narrowly scarious. Ray florets 11-13(-15), white, tube ca. 2 mm, lamina oblong, 6-7 × ca. 1 mm; disk florets yellow, ca. 3 mm, tube ca. 1 mm, lobes ovate-lanceolate. Achenes oblong, ± compressed, 1.5-2 mm, sparsely strigose. Pappus (?3- or 4-seriate), reddish brown; bristles many, barbellate throughout, ± equaling disk corollas. Fl. Jun-Jul.

● Grasslands on slopes, rocky areas; 2000-2400 m. Guizhou (Fanjing Shan).

No specimens of Aster fanjingshanicus were seen by one of us (Brouillet).