To indicate their Latin origin,scientific names are printed in which style?

The first great taxonomist was

The common name of pea is simpler than its botanical (scientific) name $Pisum$ $sativum$. Why then is the simpler common name not used instead of the complex scientific/botanical name in biology?

Who is known as the '$20^{th}$ century Darwin'?

The scientist who classified plants based on their morphological characteristics is .....

Linnaeus is credited for the introduction of: