Allium pruinatum

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1980, Flora Europaea. Volume 5. Alismataceae to Orchidaceae (Monocotyledones), Cambridge: Cambridge University Press : 66

publication ID	https://doi.org/10.5281/zenodo.293845
persistent identifier	https://treatment.plazi.org/id/03BD9943-FFF9-FFDA-C525-F213FA2F899F
treatment provided by	Plazi
scientific name	Allium pruinatum
status

Treatment

93. A. pruinatum Link ex Sprengel , Syst. Veg. 2: 35 (1825)

( A. welwitschii Regel ).

Bulbs c. 1 cm in diameter, ovoid; outer tunics membranous, becoming split into narrow segments. Stem 20-40 cm. Leaves c. 3, up to 7 cm or more x 0- 3 mm or more, filiform, sheathing the lower of the stem, withered at anthesis. Spathe up to 1 cm, 2-valved, shortly beaked, persistent. Umbel 1-2 cm in diameter, hemispherical, rarely with bulbils ( var. bulbiferum Coutinho ); pedicels 2-15 mm, unequal. Perianth cylindrical; segments 4-5 x 1 -5-2 mm, narrowly ovate, acute, purple, papillose on keel. Stamens included; outer 3 filaments simple, subulate, the inner 3 with the broad part twice as long as the central cusp, the lateral cusps more than twice as long as the central cusp; central cusp 0- 1 mm; anthers yellowish or reddish. Capsule 3 mm. 2/z= 16. Dry scrub. • C. & S. Portugal. Lu.