2-10 cm. По влажни сенчести места и край потоци в горите.
. 400 .. 2000 m. IV-VIII. [VI-IX].
HD 92/43: 9110, 91D0, 91E0, 91BA, 9270, 9410, 95A0
RDB: 08G1, 25G1, 32G3, 34G3, 38G3
EUNIS: G1.6921, G1.6931, G1.9135, G3.16, G3.1E, G3.623, G3.624, G3.625
PAL. CLASS. 41.11, 41.19, 41.1921, 41.1931, 41.B35, 42.16, 44.A412, 44.13, 44.2, 44.3, 42.16, 41.1A, 42.21, 42.22, 42.23, 42.24, 42.723, 42.724, 42.725
Bondev: 10, 11, 12, 13, 14, 15, 16, 17, 23, 36, 37, 38, 39, 40, 41, 43