Always Quote by Otto Wallach

“As the species of the same genus usually have, though by no means invariably, much similarity in habits and constitution, and always in structure,…

— Charles Darwin

Botany is based on fixed genera.

— Carl Linnaeus

To such an extent does nature delight and abound in variety that among her trees there is not one plant to be found which…

— Leonardo da Vinci

No two leaves were alike, and yet there is no antagonism between them or between the branches on which they grow.

— Mahatma Gandhi

Mere chance ... alone would never account for so habitual and large an amount of difference as that between varieties of the same species.

— Charles Darwin

The chemical differences among various species and genera of animals and plants are certainly as significant for the history of their origins as the…

— Ray Lankester

We all come from the same root, but the leaves are all different.

— John Fire Lame Deer

Nature is so delightful and abundant in its variations that there would not be one that resembles another, and not only plants as a…

— Leonardo da Vinci

Plants are like people: they're all different and a little bit strange.

— John Kehoe

We admit as many genera as there are different groups of natural species of which the fructification has the same structure.

— Carl Linnaeus

“I hope you will understand it! Linnaeus says the plants get married and make new plant families, and then those families intermarry and create…

— Maryrose Wood

Uniqueness is everywhere . that's why being similar is 'not' that same

— Anonymous