Alan Stuart Weakley (born 1957) is an American botanist with expertise in the

systematics Biological systematics is the study of the diversification of living forms, both past and present, and the relationships among living things through time. Relationships are visualized as evolutionary trees (synonyms: cladograms, phylogenetic t ...

ecology Ecology () is the study of the relationships between living organisms, including humans, and their physical environment. Ecology considers organisms at the individual, population, community, ecosystem, and biosphere level. Ecology overl ...

, and

conservation Conservation is the preservation or efficient use of resources, or the conservation of various quantities under physical laws. Conservation may also refer to: Environment and natural resources * Nature conservation, the protection and managem ...

of the

flora Flora (: floras or florae) is all the plant life present in a particular region or time, generally the naturally occurring (indigenous (ecology), indigenous) native plant, native plants. The corresponding term for animals is ''fauna'', and for f ...

of the

Southeastern United States The Southeastern United States, also referred to as the American Southeast or simply the Southeast, is a geographical region of the United States. It is located broadly on the eastern portion of the southern United States and the southern po ...

. Weakley is the director of the UNC Herbarium at the

North Carolina Botanical Garden The North Carolina Botanical Garden (about , plus of nature preserves) is a botanical garden operated by the University of North Carolina at Chapel Hill in Chapel Hill, North Carolina. The primary goal of the Garden is to research, catalog, an ...

and an adjunct associate professor at the

University of North Carolina at Chapel Hill A university () is an institution of higher (or tertiary) education and research which awards academic degrees in several academic disciplines. ''University'' is derived from the Latin phrase ''universitas magistrorum et scholarium'', which r ...

. He is the author of ''Flora of the Southern & Mid-Atlantic States'', a manual covering the approximately 7000

vascular plant Vascular plants (), also called tracheophytes () or collectively Tracheophyta (), form a large group of land plants ( accepted known species) that have lignified tissues (the xylem) for conducting water and minerals throughout the plant. They ...

s found in the Southeastern United States. , the

International Plant Names Index The International Plant Names Index (IPNI) describes itself as "a database of the names and associated basic bibliographical details of seed plants, ferns and lycophytes." Coverage of plant names is best at the rank of species and genus. It inc ...

lists 56 names published by Weakley.

References

Botanists active in North America 20th-century American botanists 21st-century American botanists Living people 1957 births {{US-botanist-stub