Difference between revisions of "Helianthus californicus"
in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 5: 589. 1836.
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|accepted_name=Helianthus californicus | |accepted_name=Helianthus californicus | ||
| − | |accepted_authority= | + | |accepted_authority=de Candolle |
|publications={{Treatment/Publication | |publications={{Treatment/Publication | ||
|title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. | |title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. | ||
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|phenology=Flowering summer–fall. | |phenology=Flowering summer–fall. | ||
|habitat=Stream banks, wet meadows, freshwater marshes | |habitat=Stream banks, wet meadows, freshwater marshes | ||
| − | |elevation= | + | |elevation=0–1600 m |
|distribution=Calif.;Mexico (Baja California). | |distribution=Calif.;Mexico (Baja California). | ||
|tables= | |tables= | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Helianthus californicus | name=Helianthus californicus | ||
| − | + | |authority=de Candolle | |
| − | |authority= | ||
|rank=species | |rank=species | ||
|parent rank=genus | |parent rank=genus | ||
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|phenology=Flowering summer–fall. | |phenology=Flowering summer–fall. | ||
|habitat=Stream banks, wet meadows, freshwater marshes | |habitat=Stream banks, wet meadows, freshwater marshes | ||
| − | |elevation= | + | |elevation=0–1600 m |
|distribution=Calif.;Mexico (Baja California). | |distribution=Calif.;Mexico (Baja California). | ||
|reference=None | |reference=None | ||
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|publication year=1836 | |publication year=1836 | ||
|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/V21_406.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Helianthinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Helianthinae | ||
Latest revision as of 21:12, 5 November 2020
Perennials, 150–350 cm (rhizomatous). Stems erect, glabrous (glaucous). Leaves mostly cauline; mostly alternate; petioles 0–3 cm; blades (light to dark green, 3-nerved distal to bases), lanceolate, 10–20 × 2.5–6 cm, bases ± cuneate, margins entire or subentire, abaxial faces hispid to hirsute, gland-dotted. Heads 3–10. Peduncles (1–)3–15 cm (gland-dotted). Involucres broadly hemispheric, 10–25 mm diam. Phyllaries 25–35 (loose), lanceolate, 8–15 × 3–5 mm (notably surpassing discs), (margins sometimes ciliate) apices acute to attenuate, abaxial faces hispidulous to glabrate, gland-dotted. Paleae 10–11 mm, 3-toothed (apices acute, hispidulous). Ray florets 12–21; laminae 15–30 mm. Disc florets 50+; corollas 6–8 mm, lobes yellow; anthers reddish to dark, appendages reddish brown. Cypselae 4.5–5 mm, glabrate; pappi of 2 aristate scales 3–4 mm. 2n = 102.
Phenology: Flowering summer–fall.
Habitat: Stream banks, wet meadows, freshwater marshes
Elevation: 0–1600 m
Distribution
Calif., Mexico (Baja California).
Discussion
Selected References
None.