In Cyathium inflorescence, the ratio of male/female flowers is
One / one
Many / many
Many / one
One / many
Winged seeds occur in
Which inflorescence is present in Apiaceae
Choose the correct statement about haustorial (Parasitic) roots of Cuscuta
Part of Gynoecium which receives the pollen is called
Epiphytes like Vanda develop special layer of absorptive tissue velamen consiting of $4 $ or $5$ layers of long polygonal cells. Velamen is formed by