I sowed it and it grew 30cm seedling.
It is the following.
It has ovate leaves and short petiole.
Is it E.Camphora?
E.Camphora that is known in Japan is the following.
It has heart shape leaves and long petiole.
E.Camphora has some subspecies.
But I don't know about it very well.
Please tell me and identify it.