Trifolium nigrescens, Viv.
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https://doi.org/10.5281/zenodo.293200 |
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https://treatment.plazi.org/id/03B0402C-FF74-E3DD-F93A-FDBEDC48FB4F |
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Plazi |
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Trifolium nigrescens |
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17. T. nigrescens Viv. View in CoL , 77. Ital. Fragm. 12 (1808).
Glabrous or glabrescent annual; stems 5-40 cm, often numerous, procumbent, erect or ascending. Leaflets 8-15(-25) mm, obovate or obcordate. Stipules triangular-lanceolate, acuminate. Heads 10-20 mm wide, globose, lax; peduncles longer than the leaves; pedicels equalling or longer than the calyx-tube, deflexed in fruit. Calyx-teeth lanceolate or linear, without wide sinuses between, the upper teeth usually slightly longer than the others and equalling or exceeding the tube. Corolla 6-9 mm, white, cream or pink, becoming brown. Legume 1- to 5-seeded. 2«= 16. Grassland and waste places. S. Europe. Al Az BI Bu Co Cr Ga G r Hs It Ju Lu Sa Si Tu.
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
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Trifolium nigrescens
| Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A. 1981 |
T. nigrescens
| Viv. 1808: 12 |