Dwayne Estes

Gratiola amphiantha is a rare species of flowering plant known by the common names little amphianthus, pool sprite and snorkelwort. It was previously the only species in the monotypic genus Amphianthus, but it was moved to genus Gratiola after genetic analysis in 2008. It is native to the Piedmont region of the southeastern United States, with a center of distribution in Georgia. It occurs in Alabama and South Carolina as well. It is limited to granite outcrops, a high-biodiversity habitat type that is threatened by activities such as quarrying, off-road vehicles, and trash and debris

Gratiola quartermaniae, commonly known as the Quarterman's hedge-hyssop or limestone hedge-hyssop, is a species of flowering plant in the plantain family. It is native to eastern North America. This species has a highly fragmented range. It is most common in the Interior Low Plateaus of Alabama and Tennessee. There are disjunct populations in the Edwards Plateau of Texas, northern Illinois, the Pennyroyal Plain of Kentucky, and to southern Ontario. In each of these wide-ranging locations it is found on areas of pooling water over flat limestone outcrops, in habitats such as cedar glades and

Lithospermum parviflorum, commonly called Eastern Prairie Marbleseed, is a species of flowering plant in the forget-me-not family. It is native to the eastern North America. This species is a robust perennial. It produces a cyme of cream colored flowers in late spring and early summer. Although widespread, this species is spotty and uncommon throughout much of its range. Its preferred habitat, somewhat dry calcareous woodlands, barrens, and glades, has been heavily impacted by agriculture and other land-use changes. The only area this species is considered secure in is the Ridge and Valley

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Carex fumosimontana, the Great Smoky Mountain sedge, is a species of sedge endemic to the Great Smoky Mountains in the southeastern United States. It was first formally described in 2013 by American botanist Dwayne Estes in Brittonia. It is part of the Carex crinita complex within the section Carex sect. Phacocystis. It is a small complex of species characterized in part by their thick, pendulous spikes, rough, three-veined pistillate scales, leaves over 2 mm in width, and ladder-fibrillose sheathes. Carex fumosimontana is most similar to Carex gynandra, but can be distinguished from other

Polymnia johnbeckii, commonly called Beck's leafcup, is a species of flowering plant in the family of Asteraceae. It is a perennial forb found only in Tennessee It has white/yellow flowers.

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