Benjamin Franklin Bush

Fraxinus profunda, the pumpkin ash, is a species of ash (Fraxinus) native to eastern North America, where it has a scattered distribution on the Atlantic coastal plain and interior lowland river valleys from the Lake Erie basin in Ontario and New York west to Illinois, southwest to Missouri and southeast to northern Florida. It grows in bottomland habitats, such as swamps, floodplains and riverbanks. It is threatened by the emerald ash borer (Agrilus planipennis), an invasive insect which has caused widespread destruction of ash trees in eastern North America.

Sagittaria brevirostra, common name Midwestern arrowhead or shortbeak arrowhead, is an aquatic plant species native to North America. It is a perennial herb growing up to 70 centimetres (28 inches) tall, with arrow-shaped leaves and white flowers. It is common in wet places in an area stretching from Michigan and Ohio south to Alabama and west to North Dakota, Colorado and northern New Mexico, plus isolated populations in Maryland, New Brunswick, Virginia, Saskatchewan and California (Marin County). It can be found growing in shallow water along the edges of ponds, swamps, and waterways.

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Micranthes petiolaris, commonly known as cliff saxifrage, is a species of flowering plant in the saxifrage family. It is native to the Southern Appalachian Mountains where it is found on exposed boulders and rocky seeps, often at high elevation. It is a perennial that produces small white flowers with yellow spots in the summer. Recent genetic studies have shown is more closely related to arctic species of Micranthes than to the other species of the Southern Appalachians. This indicates that it did not evolve within the other southern Micranthes, but migrated to the southern Appalachians from

Tradescantia reverchonii, commonly called Reverchon's spiderwort, is a species of plant in the dayflower family that is native to central and eastern Texas, western Louisiana and southwestern Arkansas in the United States. It is a perennial that produces purple or blue flowers in the spring on herbaceous stems.

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Delphinium treleasei, commonly known as named glade larkspur or Trelease's larkspur, is a perennial flowering plant found it temperate areas of the eastern United States. It is native to Missouri and Arkansas where it is often situated in limestone glades but is not common in North America. It is endemic to Ozark highlands in eight southwestern Missouri counties and eight counties in northwestern Arkansas. D. treleasei is a vascular, seed plant, part of the buttercup family (Ranunculaceae). The name Delphinium treleasei originates from the Greek "delphis" which means dolphin in reference to

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Tradescantia hirsutiflora, commonly called hairyflower spiderwort, is a species of plant in the spiderwort family that is native to the south-central United States of America.

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Micranthes palmeri, commonly called Palmer's saxifrage, is a species of plant in the saxifrage family that is native to Oklahoma and Arkansas in the United States.

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