Thomas Conrad Porter

Rosa arkansana, the prairie rose or wild prairie rose, is a species of rose native to a large area of central North America, between the Appalachian and Rocky Mountains from Alberta, Manitoba, and Saskatchewan south to New Mexico, Texas and Indiana. There are two varieties: Rosa arkansana var. arkansana Rosa arkansana var. suffulta (Greene) Cockerell The name Rosa arkansana comes from the Arkansas River in Colorado. The species' wide distribution and consequent genetic drift has led to an extensive synonymy. It is a perennial subshrub and its native habitats include prairies, roadsides, and

Rubus allegheniensis is a North American species of highbush blackberry in Section Alleghenienses of the genus Rubus, a member of the rose family. It is the most common and widespread highbush blackberry in eastern and central North America. It is commonly known as Allegheny blackberry.

Prunus alleghaniensis, the Allegheny plum, is a species of New World plum, native to the Appalachian Mountains.

Cyperus lancastriensis is a species of sedge that is native to eastern parts of the United States.

Eupatorium capillifolium, or dog fennel (also written "dogfennel"), is a North American perennial herbaceous plant in the family Asteraceae, native to the eastern and south-central United States. It is generally between 50 cm and 2 meters tall with several stems that fork from a substantial base. The stems and base are covered in leaves so dissected that they resemble branching green threads coming out of the stem in fractal patterns. When crushed, the leaves have a sour odor similar to dill pickles. The flowers have a subtle floral odor.

Calochortus kennedyi is a North American species of flowering plant in the lily family known by the common name desert mariposa lily. It is native to the deserts of the Southwestern United States (Arizona, southern California, southern Nevada, southern Utah and western Texas), and northern Mexico (Sonora, Chihuahua). In California it is found in the Mojave Desert and rain shadowed eastern slopes of the Transverse Ranges. Species is named for plant collector William L. Kennedy.

Scutellaria brittonii, also known at Britton's skullcap, is a flowering perennial native to Wyoming, Colorado, New Mexico, Nebraska, and Kansas in the United States. It is classified under the genus Scutellaria and is also part of the mint family, Lamiaceae. It grows on dry mountain slopes and in full sun.

Melica bulbosa is a species of grass known by the common name oniongrass. The common name comes from the onionlike appearance of the corm at its root; it is not related to the onions. It is native to western North America from British Columbia to the Rocky Mountains to California. It may or may not occur as far east as Texas. Its habitat includes mountain forest and woods, open hillsides, and streambanks. This is a rhizomatous perennial grass with a cluster of white corms at the base of the stem. The plant forms a loose cluster of stems up to a meter tall. The inflorescence is a narrow or

Hesperochiron pumilus, synonym Hesperochiron campanulatus, is a species of flowering plant, native from southeast British Columbia to the western United States. The genus Hesperochiron is placed in the family Hydrophyllaceae. The species was first described by August Grisebach in 1837.

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Erigeron subtrinervis, called the three-nerved daisy, the three-nerve fleabane, or the hairy showy daisy, is a North American species of flowering plants in the family Asteraceae. It grows in various mountains of western Canada and the western United States: Rocky Mountains, northern Cascades, Black Hills, etc., from British Columbia and Washington state east to North Dakota and south as far as New Mexico. Erigeron subtrinervis grows in openings and along roadsides in aspen groves and conifer forests, as well as on ridges and mountain peaks at high elevations. It is a perennial herb up to 90

Erigeron coulteri is a species of flowering plant in the family Asteraceae known by the common names large mountain fleabane, Coulter's fleabane, and Coulter's daisy. Erigeron coulteri is native to much of the western United States where it grows in moist forests and meadows. It has been found in California, Nevada, Colorado, New Mexico, Wyoming, Montana, Oregon, and Idaho, though there are large stretches of land in between known populations. Erigeron coulteri is a perennial herb reaching maximum heights of 20-70 centimeters (8-28 inches). It has an erect stem which may have a few branches

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Liatris helleri is a species of flowering plants in the family Asteraceae known by the common names Heller's blazing star and Heller's gayfeather. It is native to the Appalachian Mountains of the southeastern United States, found in the states of North Carolina, Virginia, West Virginia, and Maryland. It is threatened by recreational activities in its habitat, and is federally listed as a threatened species. Liatris helleri is a perennial herb which grows up to about half a meter (20 inches) in height from a spherical corm. The leaves are variable in shape, from linear to lance-shaped, and

Euthamia leptocephala, (commonly known as the narrowhead goldentop, Mississippi Valley goldentop, or bushy goldentop) is a North American species of plants in the family Asteraceae. It is native to the south-central United States, in the lower Mississippi Valley and the Coastal Plain of the Gulf of Mexico, from Texas to west-central Georgia and north as far as southern Illinois.

Euthamia caroliniana, known as Carolina grass-leaved goldenrod or slender goldentop is a flowering plant in the genus Euthamia, a member of the family Asteraceae. It is listed as Vulnerable due to habitat loss and disturbance within its range.

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Solidago roanensis, the Roan Mountain goldenrod, is a North American species of goldenrod in the family Asteraceae. It is native to the eastern United States, primarily the Appalachian Mountains from Pennsylvania to Georgia, with some populations in the lowlands of South Carolina. Solidago roanensis is perennial herb up to 100 cm (40 inches) tall with a branching underground caudex. One plant can produce as many as 250 small yellow flower heads in a long, narrow array. The species is named for Roan Mountain, which straddles the state line between Tennessee and North Carolina. This is where

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