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:
“All plants move, but they don’t usually pull themselves out of the ground and chase you.”
—Philip Yordan (b. 1913)
“Probably if our lives were more conformed to nature, we should not need to defend ourselves against her heats and colds, but find her our constant nurse and friend, as do plants and quadrupeds.”
—Henry David Thoreau (1817–1862)
“And time brings down what is both strong and tall.
But plants new set to be eradicate,
And buds new blown, to have so short a date,
Is by his hand alone that guides nature and fate.”
—Anne Bradstreet (c. 1612–1672)