A flower that bears only the androecium and lacks the gynoecium is called a:

1. A flower with both androecium and gynoecium is bisexual, like Hibiscus. 2. A flower with only one of these whorls is unisexual. 3. If only the androecium (male whorl) is present, it is a male flower. 4. A female flower has only the gynoecium, and 'sessile' means lacking a stalk, so those are ruled out. _Source: Balbharati (Maharashtra Board) Class 10 Science & Technology Part 2, Ch 3 "Life Processes in Living Organisms Part 2", p.35_