Its skin
No--lemongrass is an herb.
Exoskeletons.
A sepals or calyx protects a maturing bud.
The sepals.
The sclera
Your ribcage protects your heart and lungs and your skull protects your brain.
Lemongrass in Hindi is called "हरिचा" (Haricha).
Soak the ground lemongrass into water for few hours. Strain.
The Culticle
their shell protects them..
Epigottis
Seed coat :)