When the world's first flower sprouted about 140 million years ago, it was bisexual, possessing both male and female reproductive parts, according to the researchers who virtually reconstructed ...

Even though textbook diagrams show male and female flower parts snugged into a single blossom, ... In other parts of the plant, with the go-female gene ACS11 turned off, ...

Different types of plant sexes. While many plants have both male and female parts in the same flower, there are different ...