Tetradynamous condition is found in
Hibiscus rosa-sinesis
Petunia hybrida
Helianthus annuus
Brassica campestris
Diadelphous stamens are the characteristic features of
Millets belong to
Ray florets of sunflower $(Compositae)$ are
Which of the following is correct with reference to flowers of family solanaceae
The typical formula for Gramineae is