Hieracium laevigatum

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1976, Flora Europaea. Volume 4. Plantaginaceae to Compositae (and Rubiaceae), Cambridge University Press : 410

258. H. laevigatum group. Stems 3O-1OO(-12O) cm, with few to numerous simple eglandular hairs throughout and usually stellate and sometimes a few small glandular hairs above. Leaves with few to numerous simple eglandular hairs which are sometimes rigid, sometimes with stellate hairs especially beneath; basal usually absent, or withering early; cauline (4-)4-25(-numerous), 30-200 x 10-40 mm, ovate-lanceolate to linear-lanceolate or lanceolate-oblong, denticulate to deeply dentate, more or less acute, attenuate or contracted at base, the lower sometimes petiolate, the remainder sessile, never amplexicaul. Peduncles and branches often bracteate, with few to numerous stellate hairs, usually some simple eglandular hairs and sometimes some small glandular hairs. Involucre (8-)9-12(-15)x 6-12 mm; bracts glabrous or with various amounts of stellate, glandular and simple eglandular hairs, the glandular hairs usually small. In = 27. Europe southwards to the Pyrenees, N. Italy and Bulgaria. AuBeBrBuCzDaFaFeGaGeHbHeHoHsHuIsItJuNo Po Rm Rs (N, B, C, W) Su.

Included species:

H. friesii Hartman , Handb. Skand. FI. ed. 3, 187 (1838). • Au Cz Ge He Su.

H. gothicum Fries , Nova Acta Reg. Soc. Sci. Upsal. 14: 121 (1848). • Au Cz Ga Ge He Po Rs (W) Su.

H. knafii (Čelak.) Juxip in Schischkin & Bobrov, Fl. URSS 30: 113 (1960). Au Be Bu Cz Ge He Ho Hu It Ju Po Rm Rs (B, C, W).

H. laevigatum Willd. , Sp. Pl. 3: 1590 (1803). Au Cz Ga Ge He Ho Hs It Ju Po Rm Rs (C, W).

H. lapponicum Fries , Nova Acta Reg. Soc. Sci. Upsal. 14: 170 (1848). Fe No Rs (N) Su.

H. lissolepium (Zahn) Roffey in F. J. Hanb., London Cat. Brit. Pl. ed. 11, 29 (1925). Br Cz Da Fe Ga Ge He No Su.

H. mixopolium (Dahlst.) Norrlin in Cajander, Suomen Kasvio 735 (1906). Cz Fe Ga Ge Ho Po Rm Rs (W) Su.

H. norvegicum Fries , Nova Acta Reg. Soc. Sci. Upsal. 14: 169 (1848). • No Su.

H. rigidum Hartman , Handb. Skand. FI. 300 (1820). Au Be Bu Cz Da Fe Ga Ge He Ho Hu It Ju Po Rs (?B, C, W) Su.

H. sparsifolium Lindeb. , Hier. Scand. Exsicc. 1: no. 48 (1868). • BrFaHbIsNoSu.

H. subgracilipes (Zahn) P. D. Sell & C. West , Bot. Jour. Linn. Soc. 71: 267 (1976) ( H. laevigatum subsp. subgracilipes Zahn ). • AuGaHeHo.

H. tridentatum Fries , TVov. FZ. Swec. 77(1819). 2« = 27. • Au Cz Fe Ga Ge He Ho Hu It Ju No Po Rm Rs (?B, C, W) Su.

Other species and groups in (xxxvii):

H. calocymum group ( H. laevigatum/onosmoides ). W.C. Europe and N. W. Italy. Ga Ge He It. (Including H. calocymum Zahn in Schinz & R. Keller, FI Schweiz ed. 2, 2: 342 (1905). Ga Ge He It.)

H. muricellum group ( H. laevigatum / sparsum ). W. Rodopi. Bu. (S.W. Asia.) (Including H. pseudosparsum (Uechtr.) Zahn in Vandas, Reliq. Formánek. 365 (1909). • Bu. H. muricellum Fries, Uppsala Univ. Ârsskr. 1862 (Math. Nat., Epier. Hier.)'. 117 (1862) does not occur in Europe.)

H. pelagae group ( H. sparsum / umbellatum ). S. Carpathians. Rm. (Caucasus.) (Including H. pelagae Degen & Zahn , Ann. Hist.-Nat. Mus. Hung. 8: 100 (1910). • Rm.)

H. subfarinaceum group ( H. farinosum (Lindeb.) Omang , non Lam.; H. laevigatum / onosmoides ). • Norway. No. (Including H. subfarinaceum Zahn in Engler, Pflanzenreich 76(IV.28O): 276 (1921). No.)

(xxxviii) At least the lower part of the plant villous, the hairs up to 6 mm, simple and eglandular. Leaves all cauline, numerous, semiamplexicaul. Capitula few to numerous, the upper part of panicle often subumbellate. Involucral bracts linear-lanceolate, more or less acute, hairy, the outer often squarrose. Ligules glabrous. Stigmas yellow. Achenes pale brown. Margin of receptacular pits dentate.