Table 4.

Effect of sucrose on in vitro flowering in O. umbellata L.

Sucrose (%)	In vitro
	% of cultures producing flower buds	Number of flowers per culture
Control (2%)	92.73	22.8 ± 0.7
3	90.73	13.2 ± 0.3
4	85.73	13.5 ± 0.2
5	72.73	10.6 ± 0.5