Lema-Ruminska J, Niedojad?o J. Direct somatic embryogenesis in dependent on the topophysical position of the explant in cactus Copiapoa tenuissima Ritt. forma monstruosa. J PROF ASSOC CACTUS [Internet]. 2012 Jun. 5 [cited 2025 Oct. 24];14:1-6. Available from: https://jpacd.org/jpacd/article/view/79