Difference between revisions of "Erigeron greenei"
Sida 21: 28. 2004.
Common names: Greene’s narrow-leaf fleabane
Basionym: Erigeron angustatus (A. Gray) Greene Bull. Calif. Acad. Sci. 1: 88. 1885,
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|name=Erigeron angustatus | |name=Erigeron angustatus | ||
|authority=(A. Gray) Greene | |authority=(A. Gray) Greene | ||
+ | |rank=species | ||
|publication_title=Bull. Calif. Acad. Sci. | |publication_title=Bull. Calif. Acad. Sci. | ||
|publication_place=1: 88. 1885, | |publication_place=1: 88. 1885, | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Erigeron greenei | name=Erigeron greenei | ||
− | |||
|authority=G. L. Nesom | |authority=G. L. Nesom | ||
|rank=species | |rank=species | ||
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|publication year=2004 | |publication year=2004 | ||
|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_687.xml |
|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Erigeron | |genus=Erigeron |
Revision as of 20:30, 16 December 2019
Perennials, 30–90 cm; taprooted, caudices simple or branches relatively short and slender, woody. Stems erect (arising from rootcrowns or caudex branches), glabrous, eglandular. Leaves mostly cauline; blades linear, 10–60 × 0.1–1(–2) mm, barely reduced distally, margins entire, ciliate, faces glabrous, eglandular. Heads (discoid) 1 or 2–5 in loosely corymbiform arrays. Involucres 5.5–7.5 × 8–12 mm. Phyllaries in 3–5 series (apices purplish), glabrous, minutely glandular. Ray (pistillate) florets 0. Disc corollas 4.2–6 mm (throats slightly indurate, not inflated). Cypselae 2.4–2.8 mm, 2-nerved, faces sparsely strigose; pappi: outer of setae, inner of 26–38 bristles.
Phenology: Flowering May–Sep.
Habitat: Chaparral or open woods, ponderosa or jeffrey pine, Douglas fir, usually over serpentine, sometimes rocky alluvium
Elevation: (100–)500–1600 m
Discussion
Of conservation concern.
Selected References
None.
Lower Taxa
None.