Regularity: Regularly occurring
Catalog Number: US 594995
Collection: Smithsonian Institution, National Museum of Natural History, Department of Botany
Verification Degree: Original publication and alleged type specimen examined
Preparation: Pressed specimen
Collector(s): C. C. Deam
Year Collected: 1907
Locality: Near St. Petersburg, Florida, United States, North America
- Possible type: Lunell, J. 1912. Amer. Midl. Naturalist. 2: 163.
National NatureServe Conservation Status
Rounded National Status Rank: NNR - Unranked
Liatris chapmanii, also known as Chapman’s gayfeather, is a plant species in the aster family Asteraceae and genus Liatris. It is native to Alabama, Florida and Georgia in the United States, where it is found in habitats such as dunes, beach strands, sand ridges, fields and roadsides, it also grows in longleaf pine savannas and other scrub habitats.
L. chapmanii grows from rounded to elongated corms that produce stems 35 to 75 centimeters tall, sometimes to 150 centimeters. The stems have short often ridged hairs. Plants have flowers in dense heads that are appressed against the stems, the heads have no stalks and are arranged in a dense spike-like collection. The basal and cauline leaves have one nerve and are spatulate-oblance-olate to narrowly oblanceolate in shape, they are also dotted with glands and hairless or have short stiff hairs. It flowers in August and October. The seed are produced in cypselae fruits that are 4 to 6 millimeters long with feathery bristle-like pappi that have minute barbs.
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