The inflorescences were harvest to test the pollen viability under the artificial flower induction. Mature anthers were mixed with iodine 0.1 N solution to visualise the percentage of blue pollen grains in relation to the total stained pollen grains in a microscope slide ([11]). The inflorescences received a score ranging from 1 (female or pollen receptor) to 9 (male or pollen donor) based on the number of blue stained pollen grains ([11]) (Table 2).