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Flora of Taiwan | Family List | Compositae

Solidago L.


Solidago altissima

Credit: HAST

Perennial herbs, rhizomatous, fibrous rooted. Stems erect, simple or sparsely branched. Leaves alternate, petiolate or sessile, simple, toothed or entire. Heads heterogamous, radiate, rather small, in spikes or panicles. Involucre campanulate, bracts scarious, imbricate in 3 or 4 series. Receptacle alveolate, flat. Ray florets 1-seriate, pistillate, fertile, corolla ligulate, yellow, very rarely white. Disc florets bisexual, fertile, corolla tubular or narrowly campanulate, 5-lobed. Achenes cylindric, truncate, gradually narrowed to base, glabrous or pubescent. Pappus of many scabrous bristles in 1 or 2 series.

About 150 species in the northern hemisphere, especially in North America; two species in Taiwan, one native and one introduced.


1 Plants 60-250 cm tall; leaves evidently glabrous on lower surface; stems pubescent.   Solidago altissima
+ Plants to 70 cm tall; leaves glabrous or nearly so; stems puberulous or nearly glabrous.   var. leiocarpa

Lower Taxa

Related Synonym(s):


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