Difference between revisions of "Pluchea baccharis"
Sida 21: 2035. 2005.
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|common_names=Rosy camphorweed | |common_names=Rosy camphorweed | ||
− | |basionyms={{Treatment/ID/ | + | |basionyms={{Treatment/ID/Basionym |
|name=Conyza baccharis | |name=Conyza baccharis | ||
|authority=Miller | |authority=Miller | ||
+ | |rank=species | ||
+ | |publication_title=Gard. Dict. ed. | ||
+ | |publication_place=8, Conyza no. 16. 1768 | ||
}} | }} | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Pluchea rosea | |name=Pluchea rosea | ||
|authority=R. K. Godfrey | |authority=R. K. Godfrey | ||
+ | |rank=species | ||
}} | }} | ||
|hierarchy=Asteraceae;Asteraceae tribe Plucheeae;Pluchea;Pluchea baccharis | |hierarchy=Asteraceae;Asteraceae tribe Plucheeae;Pluchea;Pluchea baccharis | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Pluchea baccharis | name=Pluchea baccharis | ||
− | |||
|authority=(Miller) Pruski | |authority=(Miller) Pruski | ||
|rank=species | |rank=species | ||
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|habitat=Wet savannas, flatwoods, pond edges, borrow pits, ditches | |habitat=Wet savannas, flatwoods, pond edges, borrow pits, ditches | ||
|illustrator=Yevonn Wilson-Ramsey | |illustrator=Yevonn Wilson-Ramsey | ||
+ | |illustration copyright=Flora of North America Association | ||
|elevation=0–20 m | |elevation=0–20 m | ||
|distribution=Ala.;Fla.;Ga.;La.;Miss.;N.C.;S.C.;Tex.;Mexico;West Indies (Bahamas);Central America (Belize;Honduras;Nicaragua). | |distribution=Ala.;Fla.;Ga.;La.;Miss.;N.C.;S.C.;Tex.;Mexico;West Indies (Bahamas);Central America (Belize;Honduras;Nicaragua). | ||
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|publication year=2005 | |publication year=2005 | ||
|special status= | |special status= | ||
− | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V19_812.xml |
|tribe=Asteraceae tribe Plucheeae | |tribe=Asteraceae tribe Plucheeae | ||
|genus=Pluchea | |genus=Pluchea |
Latest revision as of 19:56, 5 November 2020
Perennials, 40–60 cm; fibrous-rooted, sometimes rhizomatous. Stems puberulent to sparsely villous and stipitate- to sessile-glandular (sometimes viscid). Leaves sessile; blades ovate to ovate-oblong or elliptic-oblong, 2–7 × 0.5–3 cm (bases cuneate to truncate or subcordate, clasping to subclasping), margins shallowly apiculate-toothed, faces puberulent to sparsely villous and stipitate- to sessile-glandular (sometimes viscid). Heads in corymbiform arrays. Involucres campanulate to turbinate-campanulate or turbinate, 4–6 × 5–9 mm (bases obtuse to barely acute). Phyllaries rose-pink to purplish, moderately appressed-villous to puberulous or arachnose, usually viscid-hairy as well (outer phyllaries ovate-acuminate to ovate-lanceolate, lengths 0.5–1 times inner). Corollas rose-pink to purplish. Pappi persistent, bristles distinct. 2n = 20.
Phenology: Flowering Jun–Jul.
Habitat: Wet savannas, flatwoods, pond edges, borrow pits, ditches
Elevation: 0–20 m
Distribution
Ala., Fla., Ga., La., Miss., N.C., S.C., Tex., Mexico, West Indies (Bahamas), Central America (Belize, Honduras, Nicaragua).
Discussion
Pluchea baccharis has been reported from Arkansas; I have not seen a specimen.
Pluchea rosea var. mexicana R. K. Godfrey, endemic to inland gypseous-saline habitats in east-central Mexico, has been treated at specific rank (G. L. Nesom 1989).
The geographic ranges of Pluchea baccharis and P. foetida are nearly congruent and the taxa intergrade in morphology. The distinction between them is based primarily on corolla and phyllary color. Features of involucral vestiture also appear to be relatively constant. Head size and shape are not reliable diagnostic features.
Selected References
None.