Page 15: 142 results for Symphyotrichum
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Asteraceae Group 2: Dichotomous Key
... Symphyotrichum ericoides) or the bracts with palmately or pinnately branched spines [Figs. 370, 387, 405]; receptacle lacking bristle-like setae (except Centaurea) 5a. Recep...
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Solidago: Dichotomous Key
... Symphyotrichum. This confusion can be solved by noting the fresh ray flower color on herbarium labels. Hybridization is reported between closely related species but does not appear to be a comm...