Difference between revisions of "Pseudogynoxys chenopodioides"
Brittonia 7: 56. 1950.
IntroducedIllustrated
Basionym: Senecio chenopodioides Kunth in A. von Humboldt et al., Nov. Gen. Sp. 4(fol.): 140. 1818; 4(qto.): 179. 1820
Synonyms: Senecio confusus Britten
Treatment appears in FNA Volume 20. Treatment on page 608.
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|publication year=1950 | |publication year=1950 | ||
|special status=Introduced;Illustrated | |special status=Introduced;Illustrated | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V20_1364.xml |
|tribe=Asteraceae tribe Senecioneae | |tribe=Asteraceae tribe Senecioneae | ||
|genus=Pseudogynoxys | |genus=Pseudogynoxys | ||
Latest revision as of 21:00, 5 November 2020
Leaves: petioles mostly 1–3 cm; blades mostly 2–8(–12) × 1–5(–7) cm, bases broadly cuneate to truncate or rounded, apices acuminate to attenuate. Peduncles mostly 3–8+ cm. Calyculi of lance-deltate to filiform bractlets 2–10 mm. Involucres 8–12 × 12–20(–25+) mm. Phyllaries puberulent (hairs crinkled), glabrescent. Ray corollas: laminae 12–20+ mm. Disc corollas 8–12 mm, lobes 1.5–2.5+ mm. Cypselae (2–)4 mm; pappi 3–8+ mm.
Phenology: Flowering year round, mostly winter.
Habitat: Disturbed sites, waste grounds
Elevation: 0–100 m
Distribution
Introduced; Fla., Mexico, West Indies, Central America.
Discussion
Pseudogynoxys chenopodioides is widely cultivated as an ornamental. In Florida, it persists after cultivation; it may be encountered elsewhere along the Gulf Coast (a report from southern Texas has not been confirmed).
Selected References
None.
Lower Taxa
None.