Page 3 - 3.Home Assignment-II(Expt&Activity)

4. From the adventitious buds on the rhizome arise large compound leaves.
Leaflets are small which are arranged on either side of rachis.
5. Young leaves are circulate (rolled from the apex downwards).

5. PINUS
Identifying Features

1. Pinus is a tall erect evergreen tree, usually found on slopes of hills.
2. Plant body is differentiated into root, stem and leaves. Plant shows well
developed tap root system.
3. Leaves are of two kinds-
o long needle like foliage leaves borne on dwarf shoots. They are
photosynthetic.
o small brown scaly leaves borne on both kinds of branches.
4. Pinus is monoecious and distinct male and female cones present on different
branches of the same tree.
5. Seeds produced are not enclosed in fruits,
i. e., naked seeds present.