Plants
Modifications of primary leaves, stems, and roots occur in many higher plants.
Examples:
| Primary organs | Defensive structures | Storage structures |
|---|---|---|
| Leaves | Spines | swollen leaves as in succulents |
| Stems | Thorns | tubers such as the potato, rhizomes such as ginger, and the fleshy stems of cacti. |
| Roots | - | carrot, and root tubers such as sweet potatoes |
Read more about this topic: Homology (biology)
Famous quotes containing the word plants:
“The holly and the ivy
Are plants that are well known
Of all the trees that grow in the woods
The holly bears the crown.”
—Unknown. The Holly and the Ivy (l. 1–4)
“What I did not yet know so intensely was the hatred of the white American for the black, a hatred so deep that I wonder if every white man in this country, when he plants a tree, doesn’t see Negroes hanging from its branches.”
—Jean Genet (1910–1986)
“When the
Marne flowed by the plants nodded
And above the glistering Gila
A sunset as beautiful as the Athabasca
Stammered. The Zambezi chimed. The Oxus
Flowed somewhere.”
—John Ashbery (b. 1927)