Hemerocallis lilioasphodelus, L.

1. H. lilioasphodelus L. , Sp. Pl. 324 (1753) View Cited Treatment

( H. flava L. ).

Stem 50-100 cm, leafless. Leaves 40-80 cm x 6-17 mm, acute, keeled. Inflorescence with 6-12 fragrant flowers. Perianth 60-100 mm, bright yellow, the tube 15-25 mm, the outer segments c. 15 mm wide, the inner c. 25 mm wide, all with plane margins and parallel veins without anastomoses. Capsule 3-4 x 2 cm, ellipsoid. Seeds 6 mm, ovoid, shining black. Rocky mountain woods and riversides. • Foothills of S.E. Alps and adjoining lowlands; long cultivated for ornament and widely naturalized elsewhere by rivers and in wet meadows. It Ju [Au Cz Ga Ge Hu Rm].

The only native European representative of a genus otherwise confined to E. Asia. Despite its frequent naturalization elsewhere its native status in N.E. Italy and Slovenija seems fairly certain. As the species is self-sterile and spreads extensively by clonal growth capsules are rarely found.