Citation: H. Teppner et E. Klein, ETIAM-ATQUE-ETIAM - NIGRITELLA VERSUS GYMNADENIA - NEW COMBINATIONS AND GYMNADENIA-DOLOMITENSIS SPEC. NOVA (ORCHIDACEAE-ORCHIDEAE), Phyton, 38(1), 1998, pp. 220
Citation: H. Teppner et T. Ster, NIGRITELLA BUSCHMANNIAE SPEC NOVA (ORCHID ACEAE-ORCHIDEAE) AND A BIOGRAPHY FOR MRS BUSCHMANN,ADOLFINE, Phyton, 36(2), 1996, pp. 277-294
Citation: H. Teppner et al., NIGRITELLA-CARPATICA (ORCHIDACEAE ORCHIDE AE) - A RELIC ENDEMIC OF THE EASTERN CARPATHIANS - TAXONOMY, DISTRIBUTION, KARYOLOGY AND EMBRYOLOGY, Phyton, 34(2), 1994, pp. 169
Citation: H. Teppner et E. Klein, NIGRITELLA-GABASIANA SPEC-NOVA, N-NIGRA S UBSP-IBERICA SUBSP-NOVA (ORCHIDACEAE-ORCHIDEAE) AND THEIR EMBRYOLOGY, Phyton, 33(2), 1994, pp. 179-209