Rubus canescens, DC.
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https://doi.org/10.5281/zenodo.293200 |
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https://treatment.plazi.org/id/03B0402C-FFE6-E34F-FF47-FEA8D812F10D |
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treatment provided by |
Plazi |
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Rubus canescens |
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44. R. canescens DC. View in CoL , Cat. Pl. Hort. Monsp. 139 (1813)
( R. tomentosus Borkh. pro parte).
Stems arching, procumbent or nearly erect, usually glabrous, occasionally sparsely tomentose or pubescent, the hairs stellate, or occurring singly or in tufts, with a few glands and acides; prickles weak, unequal, the largest curved. Leaves small, pedate; leaflets 3-5, usually greyish-tomentose above, grey-white-tomentose beneath; terminal leaflet rhombic, 4 times as long as its petiolule, subacuminate, entire or subcordate at base, very coarsely incise-serrate. Inflorescence rather long, nearly leafless, the axis tomentose, usually eglandular; peduncles ascending, slender, with small, yellowish, subulate prickles; bracts lanceolate, the lower trifid. Sepals deflexed after flowering, grey-white, sometimes aciculate; petals small, obovate-oblong, yellowish-white; stamens white, more or less equalling the green styles; pollen completely fertile; carpels glabrous. 5. & C. Europe, extending to Belgium. Al Au Be Bu Co Cr Cz Ga Ge He Hs Hu It Ju Lu Po Rm Rs (W, K) Si Tu.
Very polymorphic. A sexual species, probably diploid.
Related species include:
R. aipetriensis Juz. , Not. Syst. (Leningrad) 13: 104 (1950). Rs (K).
R. almensis Juz. , op. cit. 93 (1950). Rs (K).
R. collinus DC. , Cat.Pl. Hort. Monsp. 139 (1813) (?/?. canescens x ulmifolius ). Ga Hs.
R. crimaeus Juz. , Not. Syst. (Leningrad) 13: 99 (1950). Rs (K).
R. divergens P. J. Mueller , Flora (Regensb.) 41: 182 (1858) (IR. caesius x canescens ). Au Cz Ga Ge He Ju.
R. eurythyrsiger Juz. , Not. Syst. (Leningrad) 13: 101 (1950). Rs (K).
R. hrubyi Rohlena, Mém. Soc. Sci. Bohême (Sci.) 1936 (22): 16 (1937). Ju.
R. lloydianus Genev. , Mém. Soc. Acad. (Angers) 10: 26 (1861). Au Bu Cz Ga Hs It Hu Ju Rs (K).
R. marschallianus Juz. , Not. Syst. (Leningrad) 13: 104 (1950). Rs (K).
R. moestifrons Juz. , op. cit. 97 (1950). Rs (K).
R. nanitauricus Juz. , op. cit. 91 (1950). Rs (K).
R. oenoxylon Juz. , op. cit. 96 (1950). Rs (K).
R. paratauricus Juz. , op. cit. 90 (1950). Rs (K).
R. schultzii Ripart ex P. J. Mueller , Pollichia 16-17: 289 (1859) (IR. canescens x vestitus ). Ga Ju.
R. sericophyllus P. J. Mueller & Wirtgen ex Focke , Syn. Rub. Germ. 240 (1877). Ge He?Ju.
R. stenophyllidium Juz. , Not. Syst. (Leningrad) 13: 92 (1950). Rs (K).
R. stevenii Juz. , op. cit. 102 (1950). Rs (K).
R. subtauricus Juz. , op. cit. 98 (1950). Rs (K).
R. tauricus Schlecht , ex Juz., op. cit. 88 (1950). Rs (K).
R. tomentellus Ripart ex Genev. , Mém. Soc. Acad. (Angers) 24: 301 (1868) (1 R. canescens x ulmifolius ). Ga Ju.
R. trachypus Boulay & Gillot, Ann. Soc. Bot. Lyon 8: 20 (1881) (? R. canescens x ulmifolius ). Ga Ju.
R. troitzkyi Juz., Not. Syst. (Leningrad) 13: 105 (1950). Rs (K).
R. undabundus Juz. , op. cit. 94 (1950). Rs (K).
R. utshansuensis Juz. , op. cit. 94 (1950). Rs (K).
Series Vestiti Focke. Stem-prickles only slightly unequal, mainly on the angles of the stems; glands rather sparse; stems and leaves often rather hairy.
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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Rubus canescens
| Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A. 1981 |
R. canescens
| DC. 1813: 139 |