Fig. 1
From: In vitro octaploid induction of Populus hopeiensis with colchicine
The regeneration of plants from leaf blades of P. hopeiensis. A Adventitious shoots regenerated from leaf blades after culture for 30Â days (control). B Adventitious shoots regenerated from colchicine-treated leaf blades after culture for 30Â days. C Vitrification of regenerated shoots from colchicine-treated leaf blades after culture for 30Â days. D Healthy shoots successfully regenerated from colchicine-treated leaf blades after culture for 85Â days. E Vitrification of regenerated shoots from colchicine-treated leaf blades after culture for 85Â days. F Healthy regenerated plants successfully rooted