Mushroom

Mushrooms are a common item found in just about every Mario game invented. Different types of mushrooms have different effects. Even the Toad people are humanoid mushrooms. A list of different kinds of mushrooms is as follows:
 * 1-Up Mushroom
 * Golden Mushroom
 * Invincishroom
 * Max Mushroom
 * Mega Mushroom
 * Mini Mushroom
 * Poison Mushroom
 * Reverse Mushroom
 * Super Mushroom
 * Volt Shroom

In Super Mario RPG: Legend of the Seven Stars, a basic Mushroom recovers 30 HP for one party member. This mushroom had a red and white cap with an orange stem (and no face).