Overview

Distribution

National Distribution

United States

Origin: Unknown/Undetermined

Regularity: Regularly occurring

Currently: Unknown/Undetermined

Confidence: Confident

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Physical Description

Morphology

Description

Plants 35–75(–150) cm. Corms globose to elongate. Stems hirtel-lous. Leaves: basal and proximal cauline 1-nerved, spatulate-oblance-olate to narrowly oblanceolate, 40–150(–180) × 4–8(–11) mm, abruptly reduced (linear, 1–2 mm wide), then gradually reduced distally, essentially glabrous or hirtellous (sometimes mostly along abaxial midveins), gland-dotted. Heads (appressed, overlapping) in dense, spiciform arrays. Peduncles 0. Involucres cylindric, 8–12 × 3.5–5 mm. Phyllaries in 3(–4) series, oblong to oblong-lanceolate, unequal, usually glabrous, rarely minutely puberulent, margins with hyaline borders, apices acute to acuminate. Florets 3–4; corolla tubes glabrous inside. Cypselae (3–)4–6 mm; pappi: lengths ± equaling corollas, bristles barbellate. 2n = 20.
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Diagnostic Description

Synonym

Lacinaria chapmanii (Torrey & A. Gray) Kuntze
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Type Information

Possible type for Lacinaria deamiae Lunell
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.
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Conservation

Conservation Status

National NatureServe Conservation Status

United States

Rounded National Status Rank: NNR - Unranked

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NatureServe Conservation Status

Rounded Global Status Rank: G5 - Secure

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Wikipedia

Liatris chapmanii

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 stems 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.[1]

References[edit]

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