Hieracium lactucella, Wallr.

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 : 369

publication ID

https://doi.org/10.5281/zenodo.293764

persistent identifier

https://treatment.plazi.org/id/90236A28-9CA9-F5AF-F91C-F7501DBB48B4

treatment provided by

Plazi

scientific name

Hieracium lactucella
status

 

16. H. lactucella Wallr. View in CoL , Sched. Crii. 1: 408 (1822)

( H. auricula auct., non L.).

Stolons numerous, long, with numerous spathulate leaves. Rosette-leaves 20-70(-90) x 3-15 mm, spathulate or narrowly elliptical, usually obtuse, gradually narrowed below into a winged petiole, glaucous, glabrous or with scattered simple eglandular hairs up to 4 mm on the margin and midrib. Flowering stems with minute stellate hairs, numerous minute glandular hairs and sometimes occasional simple eglandular hairs, with O-2(-3) leaves like the basal and semiamplexicaul. Inflorescence irregularly cymose; capitula 1-5. Involucral bracts linearlanceolate, usually obtuse, usually with pale margins, with scattered stellate hairs and glandular and simple eglandular hairs usually present in various proportions. Ligules yellow, sometimes with a red stripe at apex. 2л = 18, 27, 36. Grassland; usually calcifuge. Most of Europe, except the extreme north and south. Au Be Bu Co Cz Da Fe Ga Ge Gr He Ho Hs Hu It Ju No Po Rm Rs (N, B, C, W) Su.

1 Plant 3-8 cm; glandular hairs on involucral bracts very short; ligules with a deep red stripe (a) subsp. nanum 1 Plant (6-)10-28(-45) cm; glandular hairs on involucral bracts longer and stouter; ligules without a red stripe, sometimes with red apex

2 Involucral bracts 5-7 x 0-5-1 mm (b) subsp. lactucella 2 Involucral bracts 7-9 x 1-1- 25 mm (c) subsp. magnauricula

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Asterales

Family

Asteraceae

Genus

Hieracium

Loc

Hieracium lactucella

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A. 1976
1976
Loc

H. lactucella

Wallr. 1822: 408
1822
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