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oppositeleaf bahia, plains bahia

Habit Plants ± erect or spreading, 3–15(–20+) cm.
Leaf

lobes lanceolate to linear, 10–25+ × 1–3(–8) mm, faces ± canescent-scabrellous and gland-dotted.

Involucres

broadly turbinate to hemispheric, 5–6+ × 6–9+ mm.

Ray florets

3–5(–6);

corollas pale yellow, laminae 3–5 mm.

Disc florets

30–60+;

corollas 3.5–5 mm.

Cypselae

3–5 mm, usually gland-dotted, seldom hirsutulous;

pappus scales usually ovate or elliptic to obovate, sometimes lanceolate, 0.5–1.5 mm.

2n

= 48.

Picradeniopsis oppositifolia

Phenology Flowering Jun–Oct.
Habitat Roadsides, saline flats, shale sites
Elevation 900–2500 m (3000–8200 ft)
Distribution
from FNA
AZ; CO; KS; MT; ND; NE; NM; OK; SD; TX; WY
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 21, p. 385.
Parent taxa Asteraceae > tribe Heliantheae > subtribe Chaenactidinae > Picradeniopsis
Sibling taxa
P. woodhousei
Synonyms Trichophyllum oppositifolium, Bahia oppositifolia
Name authority (Nuttall) Rydberg: in N. L. Britton, Man. Fl. N. States, 1008. (1901)
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