Difference between revisions of "Coreopsis sect. Leptosyne"
in H. G. A. Engler and K. Prantl, Nat. Pflanzenfam. 54[IV,5]: 243. 1891.
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|accepted_name=Coreopsis sect. Leptosyne | |accepted_name=Coreopsis sect. Leptosyne | ||
| − | |accepted_authority=(de Candolle) O. Hoffmann | + | |accepted_authority=(de Candolle) O. Hoffmann |
|publications={{Treatment/Publication | |publications={{Treatment/Publication | ||
|title=in H. G. A. Engler and K. Prantl, Nat. Pflanzenfam. | |title=in H. G. A. Engler and K. Prantl, Nat. Pflanzenfam. | ||
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|basionyms={{Treatment/ID/Basionym | |basionyms={{Treatment/ID/Basionym | ||
|name=Leptosyne de | |name=Leptosyne de | ||
| − | |authority= | + | |authority= |
| + | |rank=species | ||
|publication_title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. | |publication_title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. | ||
|publication_place=5: 531. 1836 | |publication_place=5: 531. 1836 | ||
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name=Coreopsis sect. Leptosyne | name=Coreopsis sect. Leptosyne | ||
| − | + | |authority=(de Candolle) O. Hoffmann | |
| − | |authority=(de Candolle) O. Hoffmann | ||
|rank=section | |rank=section | ||
|parent rank=genus | |parent rank=genus | ||
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|publication year=1891 | |publication year=1891 | ||
|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_459.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Coreopsidinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Coreopsidinae | ||
Latest revision as of 20:12, 5 November 2020
Annuals. Leaves mostly basal, seldom cauline; mostly alternate, sometimes opposite; blades simple or 1–2-pinnately lobed. Calyculi of (3–)5–8 bractlets. Phyllaries 5–8. Ray florets (5–)8(–12+), pistillate, fertile; laminae yellow, ± obovate or flabellate, each broadest distal to middle, apices entire or 2–3-toothed. Disc florets 8–60(–100+); corollas yellow (to orange), lobes 5; style-branch apices ± truncate or deltoid. Paleae oblong or lanceolate to linear. Cypselae ± oblong to spatulate, wings ± corky to chartaceous, entire, ± spreading, not ciliolate, faces smooth or ± tuberculate; pappi 0 or coroniform (0.1–0.2 mm). x = 12.
Distribution
Calif., nw Mexico.
Discussion
Species 3 (3 in the flora).
The name Coreopsis sect. Leptosyne has been misattributed to S. F. Blake, Proc. Amer. Acad. Arts 49: 341. 1913.
Selected References
None.
Lower Taxa
Key
| 1 | Leaf blades simple or 1(–2)-pinnately lobed, terminal lobes spatulate to narrowly oblanceolate, 1–3 mm wide; calyculus bractlets ciliolate near bases | Coreopsis stillmanii |
| 1 | Leaf blades simple or pinnately lobed, terminal lobes filiform to linear, 0.5–1(–1.5) mm wide; calyculus bractlets not ciliolate | > 2 |
| 2 | Cypselae marked adaxially with red dots or dashes near wing/body interface, wings ± corky-thickened, faces ± tuberculate and/or hirtellous | Coreopsis californica |
| 2 | Cypselae not marked adaxially with red, wings usually thin, sometimes corky-thick-ened, faces usually smooth, rarely tuberculate, not hirtellous | Coreopsis douglasii |