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Montana Field Guides

Oppositeleaf False Bahia - Picradeniopsis oppositifolia
Other Names:  Bahia oppositifolia

Native Species

Global Rank: G5?
State Rank: S4

Agency Status
MNPS Threat Rank:
C-value: 3

External Links

General Description
Rhizomatous perennial. Stems erect, 10–20 cm, usually branched. Herbage with minute, sessile glands, densely strigose. Leaves cauline, petiolate, mostly opposite; blades 1–3 cm long, deeply divided into 3(to 5) linear lobes; the basal rarely entire. Inflorescence terminal with 1 to several heads. Heads radiate; involucre hemispheric, 4–6 mm high; phyllaries 5 to 10, ovate, subequal, green with hyaline margins, strigose; receptacle glabrous. Ray flowers 3 to 6, female, yellow; ligules 3–5 mm long. Disk flowers 30 to 60, perfect, orangish, glandular; corolla 2–4 mm long; throat much wider than tube. Pappus of 8 to 10 short, narrowly ovate scales. Achenes glandular, obconic, 3–5 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range


Range Comments
MT to ND south to AZ, NM and TX (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 30

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density



(Observations spanning multiple months or years are excluded from time charts)

Clayey, often compacted soil of grasslands, steppe, badlands, roadsides; plains (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Peterson, J.G. 1969. The food habits and summer distribution of juvenile sage grouse in central Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 39 p.
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Citation for data on this website:
Oppositeleaf False Bahia — Picradeniopsis oppositifolia.  Montana Field Guide.  .  Retrieved on , from