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:
“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)
“All plants move, but they don’t usually pull themselves out of the ground and chase you.”
—Philip Yordan (b. 1913)
“From the time the Englishman’s bones harden into bones at all, he makes his skeleton a flagstaff, and he early plants his feet like one who is to walk the world and the decks of all the seas.”
—Willa Cather (1876–1947)