49. Aster dolichophyllus Y. Ling, Fl. Reipubl. Popularis Sin. 74: 357. 1985.
长叶紫菀 chang ye zi wan
Herbs, perennial, up to ca. 45 cm tall; rhizomes strong, branched. Stems ascending, densely leafy in lower part, more sparsely leafy in upper part, glabrous or strigose in upper part. Leaves ± thick, glabrous, eglandular, abaxially with 3 or 4 pairs of lateral veins joining to form a raised submarginal vein on each side, reticulate veins ± conspicuous; basal and lower leaves present at anthesis, long petiolate; petiole subclasping; blade oblanceolate, 10-17 × 1-2 cm, base gradually attenuate, margin distally sparsely crenate-serrulate, teeth mucronulate, apex falcate-acuminate or acuminate; middle leaves shortly petiolate, narrowly lanceolate, 5-9 × 0.5-0.8 cm, base attenuate, margin entire, rarely crenulate-serrulate; upper leaves sessile, reduced, linear-lanceolate. Capitula ca. 8 in open corymbiform synflorescences, ca. 2.5 cm in diam.; peduncles densely strigose; bracts linear. Involucres hemispheric, 6-7 × 6-7 mm; phyllaries 3-seriate, lanceolate, apex long acuminate; outer phyllaries ca. 2.5 mm, sparsely strigose, apex leaflike; inner phyllaries membranous, margin scarious, ciliate. Ray florets ca. 10, white, tube ca. 2 mm, densely hairy, lamina linear, up to 10 × 1 mm; disk florets 5-6 mm, tube 1.7-2.5 mm, densely hairy, limb funnelform, lobes lanceolate, ca. 1.7 mm, glabrous. Achenes brown, narrowly oblanceolate, slightly compressed, ca. 4.8 mm, densely strigose, pale 4-ribbed. Pappus reddish, 4-seriate; outermost series ca. 0.6 mm; outer series slender, ca. 2.8 mm; inner series ca. 5 mm, acute; innermost series ca. 5.7 mm, clavate. Fl. Oct.
● With mosses on rocks along riverbanks in forests. N Guangxi (Longsheng).