Marshallia mohrii Beadle & F. E. Boynt.
Family: Asteraceae
Mohr's Barbara button
Images
not available
Plants 30-70 cm (aerial stems branched distally). Leaves mostly basal (distally reduced); basal petiolate; blades 3-nerved, narrowly elliptic to spatulate, 6-25 cm × 8-3 mm. Heads 2-5(-10), 22-37 mm diam. Peduncles 10-20 cm. Phyllaries 8-11 × 2-3.5 mm, apices acute. Paleae ± linear, apices acute. Corollas pink, lobes 5-7 × 1 mm. Pappi: scale margins irregular, broken, serrulate. 2n = 36. Flowering May-Jun. Meadows, roadsides; 500-1000 m; Ala., Ga. Marshallia mohrii grows in the southern Appalachians. It may be an allotetraploid derivative of diploids, probably M. grandiflora and either M. trinervia or M. graminifolia subsp. tenuifolia

The National Science Foundation
This project made possible by National Science Foundation Award 1410069