Difference between revisions of "Pseudogynoxys"
Brittonia 7: 54. 1950.
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|name=Senecio sect. Pseudogynoxys | |name=Senecio sect. Pseudogynoxys | ||
|authority=Greenman | |authority=Greenman | ||
| + | |rank=section | ||
|publication_title=Bot. Jahrb. Syst. | |publication_title=Bot. Jahrb. Syst. | ||
|publication_place=32: 19. 1902 | |publication_place=32: 19. 1902 | ||
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|discussion=<p>Species ca. 12 (1 in the flora).</p> | |discussion=<p>Species ca. 12 (1 in the flora).</p> | ||
|tables= | |tables= | ||
| − | |references= | + | |references= |
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| − | |||
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|distribution=Mexico;West Indies;Central America;tropical South America. | |distribution=Mexico;West Indies;Central America;tropical South America. | ||
|introduced=true | |introduced=true | ||
| − | |reference= | + | |reference=None |
|publication title=Brittonia | |publication title=Brittonia | ||
|publication year=1950 | |publication year=1950 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V20_1363.xml |
|tribe=Asteraceae tribe Senecioneae | |tribe=Asteraceae tribe Senecioneae | ||
|genus=Pseudogynoxys | |genus=Pseudogynoxys | ||
Revision as of 19:25, 16 December 2019
Vines (herbaceous or suffrutescent), 50–500+ cm. Stems usually 1, ± twining and climbing. Leaves cauline; alternate; petiolate; blades palmati-pinnately nerved, ovate to lanceolate, margins dentate to denticulate, faces ± villous. Heads radiate [discoid], in ± corymbiform arrays or borne singly. Calyculi of 10–20 bractlets. Involucres hemispheric or campanulate to turbinate or cylindric, [4–]12–20(–25+) mm diam. Phyllaries persistent, [8–]12–26+ in (1–)2 series, erect, distinct, lance-linear to linear, equal or subequal, margins membranous (apices sometimes black). Receptacles flat, foveolate, epaleate. Ray florets 6–15+, pistillate, fertile; corollas orange to ± brick-red. Disc florets [12–]40–80+, bisexual, fertile; corollas orange, tubes longer than campanulate throats, lobes 5, erect to reflexed, lance-ovate to lance-linear; style branches stigmatic in 2 lines, apices with lance-attenuate appendages. Cypselae ± cylindric, weakly ribbed, puberulent; pappi persistent, of 100–120+, white, barbellulate bristles.
Distribution
Mexico, West Indies, Central America, tropical South America.
Discussion
Species ca. 12 (1 in the flora).
Selected References
None.