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Marshallia legrandii Weakley. Oak Barrens Barbara's-buttons, Tall Marshallia. Phen: Late Jun-Jul; Aug-Sep. Hab: Diabase barrens and fire-maintained woodlands over greenstone. Dist: This species is known from two extant and two extirpated populations, in Granville County, NC and Halifax Co. VA, where associated with numerous rare and disjunct taxa of prairie or barren affinities: Solidago ptarmicoides, Solidago jacksonii, Symphyotrichum depauperatum, Echinacea laevigata, Silphium terebinthinaceum, Baptisia aberrans, Linum sulcatum, Carex meadii, Eryngium yuccifolium var. yuccifolium, Scutellaria leonardii, Lithospermum canescens, and others.

Origin/Endemic status: Endemic

Taxonomy Comments: See Weakley & Poindexter (2012) for additional information.

Synonymy: = K4, Va, Knapp, Poindexter, & Weakley (2020), Weakley & Poindexter (2012); = n/a – C, F, FNA21; < Marshallia grandiflora Beadle & F.E.Boynton – RAB

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Wetland Indicator Status:

  • Eastern Mountains and Piedmont: FAC (taxonomic split from wetland indicator species)

Heliophily: 8

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image of plant© Emily Oglesby | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Emily Oglesby | Original Image ⭷


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