Symphyotrichum rhiannon Weakley & Govus. Common name: Buck Creek Aster, Rhiannon's Aster. Phenology: Oct-Nov. Habitat: Ultramafic outcrop barren. Distribution: Endemic (as far as is known) to the Buck Creek Serpentine Barren, Clay County, NC.
Origin/Endemic status: Endemic
Taxonomy Comments: Showing some similarities to S. puniceum and S. prenanthoides, but unique in many characters. This endemic species was first noticed by Mansberg & Wentworth (1984) and later studied and described in Kauffman et al. (2004), which see for additional and detailed information.
Synonymy ⓘ: = FNA20, K4, Kauffman et al (2004); = n/a — RAB. Basionym: Symphyotrichum rhiannon Weakley & Govus 2004
Links to other floras: = Symphyotrichum rhiannon - FNA20
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Heliophily ⓘ: 9
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