STAMEN, MICROSPORANGIUM AND POLLEN GRAIN

Pollen grain is

Pollen grain is

Classification Of Gymnosperms|Classification |Economic Importance|NCERT|Angiosperms|General Characteristics|Flower Structure|Microsporophyll - Stamen|Microsporangia|Microsporogenesis|Male Gametophyte - Pollen Grain

Structure Of Pollen Grain

Pollen grains of Pinus are

Study the following lists {:("List-I",,"List-II"),("A. Endothecium",,"I. present between the pollen sacs"),("B.Tapetum",,"II. Fibrous thickenings"),("C.Stomium",,"III. Outer layer of microsporangium"),("D. Sporogenous tissue ",,"IV. Nourishes the pollen grains"),("",,"V. Centre of microsporangium"):}

Pollen grain of Angiosperm is