Difference between revisions of "Chorispora tenella"
Syst. Nat. 2: 435. 1821.
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| − | |basionyms={{Treatment/ID/ | + | |basionyms={{Treatment/ID/Basionym |
|name=Raphanus tenellus | |name=Raphanus tenellus | ||
|authority=Pallas | |authority=Pallas | ||
| + | |publication_title=Reise Russ. Reich. | ||
| + | |publication_place=3: 741. 1776 | ||
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|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
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| − | |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/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V7/V7_802.xml |
|tribe=Brassicaceae tribe Chorisporeae | |tribe=Brassicaceae tribe Chorisporeae | ||
|genus=Chorispora | |genus=Chorispora | ||
Revision as of 21:24, 24 September 2019
Plants papillose, sometimes pubescent, papillae sometimes mixed with simple trichomes. Stems (0.5–)1–4(–5.6) dm. Basal leaves (often withered by flowering); petiole (0.5–)1–2(–4) cm; blade oblanceolate or oblong, (1.5–)2.5–8(–13) cm × (4–)8–20(–30) mm, base cuneate or attenuate, apex acute, surfaces glandular. Cauline leaves similar to basal, distalmost subsessile, blades smaller distally. Fruiting pedicels (2–)3–5 mm, glandular. Flowers: sepals purplish, (3–)4–5(–6) × 0.5–0.7 mm; petals 8–10(–12) × 1–2 mm, claw 6–7 mm; filaments 4–6(–7) mm; anthers ca. 1.5 mm.Fruits slightly curved-ascending, (1.4–)1.8–2.5(–3) cm × 1.5–2 mm, with 8–12 constrictions on each side; style (6–)10–18(–22) mm. Seeds brown, 1–1.4 × 0.8–1 mm. 2n = 14.
Phenology: Flowering Apr–Jul.
Habitat: Waste places, pastures, fields, roadsides, railroad embankments, grassy slopes
Elevation: 0-2300 m
Distribution
Alta., B.C., Sask., Ariz., Calif., Colo., Idaho, Ill., Ind., Iowa, Kans., La., Mass., Mich., Mo., Mont., Nebr., Nev., N.Mex., N.Y., N.Dak., Ohio, Okla., Oreg., S.Dak., Tenn., Tex., Utah, Wash., Wyo., Europe, Asia, n Africa, introduced also in South America.
Discussion
Chorispora tenella appears to be most widely distributed in Colorado, Nevada, and Wyoming, of all the provinces and states listed above.
Selected References
None.