Arnoglossum plantagineum

Rafinesque

Fl. Ludov.,65. 1817

Synonyms: Cacalia plantaginea Cacalia pteranthes Cacalia tuberosa Conophora tuberosa Mesadenia plantaginea Mesadenia tuberosa Senecio nuttallii
Found in FNA Volume 20. Treatment on page 624. Mentioned on page 623.
FNA20 P67 Roldana hartwegii.jpeg
Plants 50–100 cm (weakly rhizomatous). Stems angulate. Basal leaves: blades broadly elliptic, to 17 cm, margins entire or sinuate. Cauline leaves: proximal (and mid) petiolate, elliptic (bases rounded), margins entire or serrulate; distal petiolate or sessile, smaller (narrower). Involucres (9.5–)10–12(–14) mm. Phyllaries (pale green) ovate, midvein wings uniform or highest at apices. Corollas white or greenish, 8–10(–11.5) mm. Cypselae fusiform or clavate, 4–5 mm (dark brown, 12–15-ribbed); pappi (6–)7–8(–9) mm. 2n = 54.

Phenology: Flowering May (south)–Aug (north).
Habitat: Wet prairies and pastures, usually in boggy areas in north
Elevation: 0–600 m

Distribution

Ont., Ala., Ark., Ill., Ind., Iowa, Kans., Ky., La., Mich., Minn., Miss., Mo., Nebr., Ohio, Okla., S.Dak., Tenn., Tex., Wis.

Discussion

References

None.

AuthorLoran C. Anderson +
Elevation0–600 m +
HabitatWet prairies and pastures, usually in boggy areas in north +
IllustratorYevonn Wilson-Ramsey +
PhenologyFlowering May (south)–Aug (north). +
ReferenceNone +
SynonymCacalia plantaginea +, Cacalia pteranthes +, Cacalia tuberosa +, Conophora tuberosa +, Mesadenia plantaginea +, Mesadenia tuberosa + and Senecio nuttallii +
Taxon nameArnoglossum plantagineum +
Taxon parentArnoglossum +
Taxon rankspecies +
VolumeVolume 20 +