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(a) Germination of the double-petal (DP) jasmine pollen grains in Stage 1 (i.e., one day before flowers partially opened). (b) Germination of the single-petal (SP) jasmine pollen grains in Stage 4 (i.e., one day post flowers fully opened). (c) Germination of the DP jasmine pollen grains in Stage 4. (d) Germination of the multi-petal (MP) jasmine pollen grains in Stage 4.
