Proximal end of the filament of stamen is attached to the
placenta
connective.
anther
thalamus or petal
In some members of which of the following pairs of families, pollen grains retain their viability for months after release ?
Which of the following statements is correct?
Pollen grains can be stored for several years in liquid nitrogen having a temperature of
$A$ typical angiosperm anther is _________ and _________.