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Picradeniopsis woodhousei (A. Gray) Rydberg식물/들꽃-국화과A(Asteraceae) 2022. 11. 23. 15:36
국표에는 없다.
Plants ± erect, 3–15(–18+) cm. Leaf lobes narrowly lanceolate to linear, 8–20+ × 1–2(–5) mm, faces sparsely scabrellous and gland-dotted. Involucres ± turbinate or obconic to hemispheric, 5–6+ × 4–6+ mm. Ray florets 3–8; corollas pale yellow (sometimes ochroleucous), laminae 2–5 mm. Disc florets 20–35+; corollas 3–3.5 mm. Cypselae 3–4 mm, seldom gland-dotted, usually hirsutulous (at least at bases); pappus scales usually lanceolate to linear-subulate, 0.8–1.2(–2) mm. 2n = 24.
Phenology: Flowering May–Sep.
Habitat: Roadsides, etc., on sandy, silty, or loamy soils of grasslands, plains, or prairies
Elevation: 1000–1700 mPicradeniopsis woodhousei - FNA (floranorthamerica.org)
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