台湾飞蓬 tai wan fei peng

Erigeron morrisonensis Hayata var. fukuyamae (Kitamura) Kitamura.

Herbs, perennial, 10-30 cm tall, caespitose; rhizome short; caudex branched. Stems several, 1-1.5 mm in diam., erect or ascending, branched above, green, sparsely strigose, sometimes glabrate at base, stipitate glandular. Leaves: basal rosulate, withered, rarely present at anthesis, long petiolate, blade linear, 2-7 × 1-1.5 cm, glabrate or surfaces strigillose, leathery, 1-veined, margin serrate or subentire, apex acute or obtuse; cauline usually many, dense, upper sessile, gradually diminished, 2-6 × 0.1-0.3 cm, margin entire or sometimes remotely serrulate, on synflorescence branches very small, 5-6 mm. Capitula 3-9 in loose corymbiform synflorescences, 1.5-2.3 cm in diam.; peduncles 3-10 cm. Involucre hemispheric, 5-8 × 10-18 mm; phyllaries 3-seriate, equal, green or reddish at apex, linear-lanceolate, 0.5-0.7 mm wide, abaxially strigillose, sometimes also sparsely strigose, apex acuminate, outer 4-5 mm, inner 5-8 mm, margin scarious. Ray florets in 2 forms, outer laminate, ca. 6 mm, tube ca. 2.5 mm, sparsely hairy above, lamina reddish, ca. 0.5 mm wide, mid-inner tubular, ca. 2 mm; disk florets bisexual, yellow, tubular, ca. 4 mm, with scattered appressed fine hairs. Achenes oblong, ca. 2 × 0.5 mm, flattened, with appressed fine hairs. Pappus white or brownish, 2-seriate, outer bristles short, inner 3.5-4 mm. Fl. Apr-Jul.

● Alpine meadows, exposed forest roadsides; 1800-3000 m. Taiwan.