John Hendley Barnhart

Poaceae ( poh-AY-see-e(y)e), also called Gramineae ( grə-MIN-ee-e(y)e), is a large and nearly ubiquitous family of monocotyledonous flowering plants commonly known as true grasses. It includes the cereal grasses, bamboos, the grasses of natural grassland and species cultivated in lawns and pasture. Poaceae is the most well-known family within the informal group known as grass. With around 780 genera and around 12,000 species, the Poaceae is the fifth-largest plant family, following the Asteraceae, Orchidaceae, Fabaceae and Rubiaceae. The Poaceae are the most economically important plant

Ratibida pinnata is a species of flowering plant in the family Asteraceae known by the common names pinnate prairie coneflower, gray-head coneflower, yellow coneflower, and prairie coneflower. It is native to the central and eastern United States and Ontario in Canada. This species is a perennial herb which can well exceed 1 meter (3 ft 3 in) in height. It has fibrous roots and rhizomes or woody caudices. The rough-haired, glandular leaves are up to 40 cm (16 in) long and are divided into several large lance-shaped or oval lobes. The inflorescences are tall, generally far above the highest

Crocanthemum nashii (commonly called Florida scrub sunrose, Nash's sunrose, and Florida scrub frostweed) is a species of plant endemic to the U.S. southeast coastal plain from Florida, where it is most common, to North Carolina.

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