Fig. 3.

Micropropagation of C. goeringii. a Induction of direct adventitious shoot buds in MS medium containing 20 µM 2,4-D and 2 µM TDZ after 4 weeks; b a closer view of shoot buds formation from seed-derived rhizome explant; c shoot bud development in MS medium containing 20 µM 2,4-D and 2 µM TDZ after 12 weeks; d in vitro-regenerated shoots developed roots in half-strength MS medium fortified with 2 µM of NAA after 12 weeks; e rooted shoots after 24 weeks of culture in half-strength MS medium containing 2 µM of NAA; f acclimatized plantlets after 6 weeks of cultivation in the greenhouse