Characters;"Z. manasiae";"Z. lichenoides" "Flower length excluding pedicel (mm)";"2.38 ± 0.47";"1.84 ± 0.10" "Anther length (mm)";"0.50 ± 0.06 × 0.37 ± 0.05";"0.4 ± 0.16 × 0.47 ± 0.02" "Pollen production per flower";"4273 ± 941";"4363 ± 92" "Pollen size";; "Polar diameter of the dyad (µm)";"30.25 ± 2.41";"32.08 ± 1.42" "Equatorial diameter of the dyad (µm)";"19.62 ± 1.99";"21.01 ± 1.54" "Shape of the pollen";Sub-prolate;Sub-prolate "Ovule production per flower";"78 ± 13.70";"59 ± 9.27" "Pollen: Ovule ratio";55:1;74:1 "Capsule size (mm)";"1.96 ± 0.25 × 0.84 ± 0.10";"1.2 ± 0.20 × 0.8 ± 0.13" "Seed number per fruit";"60.1 ± 15.63";"49 ± 15" "Seed size (µm)";"248.75 ± 12.70 × 136 ± 8.90";"207 ± 1.70 × 108 ± 1.20" "Ovule:seed ratio";1.30;1.20