Tetraneuris argentea Greene

Perkysue (en)

Species

Angiosperms > Asterales > Asteraceae > Tetraneuris

Characteristics

Perennials, 6–25(–42+) cm. Caudices ± branched, branches notably thickened distally. Stems 1–8(–12), erect, leafy, ± branched distally. Leaves basal and cauline, entire, usually densely strigoso-canescent, ± gland-dotted; basal leaves tightly clustered, blades spatulate to oblanceolate; proximal cauline blades oblanceolate; mid blades oblanceolate to linear-oblanceolate, 2.5–5 mm wide; distal blades linear-lanceolate to linear. Heads 1–10(–30) per plant (1–7 per stem), borne singly or in paniculiform to corymbiform arrays. Peduncles 2–13.5 cm, usually densely hairy. Involucres (5–)7–10 × 8–15 mm. Outer phyllaries 8–11, 4–6.5 mm, margins 0–0.3 mm wide, usually scarious, abaxial faces densely hairy. Ray florets 8–14; corollas 11.8–17 mm. Disc florets 25–75(–100+); corollas yellow proximally, yellow or rarely purplish distally, 2.8–3.8 mm. Cypselae 2.4–3.1 mm; pappi of 5–6 obovate, aristate scales 2.1–3.5 mm. 2n = 30, 60.
Life form perennial
Growth form herb
Growth support free-standing
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Sexuality hermaphrodite
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Environment

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Usage

Uses medicinal
Edible -
Therapeutic use Ceremonial Medicine (unspecified), Dermatological Aid (unspecified), Psychological Aid (unspecified), Disinfectant (unspecified), Gastrointestinal Aid (unspecified), Other (unspecified), Panacea (unspecified), Witchcraft Medicine (unspecified)
Human toxicity -
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Cultivation

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Distribution

Tetraneuris argentea world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:251754-2
WFO ID wfo-0000045734
COL ID 55Q63
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Tetraneuris argentea Hymenoxys argentea Actinella argentea Tetraneuris trinervata Actinea argentea Tetraneuris formosa Tetraneuris formosa Hymenoxys argentea var. argentea Tetraneuris leptoclada Hymenoxys argentea var. thoreauensis Tetraneuris argentea var. thoreauensis