Pikmin 2.5/Treasure Hoard

All 301 treasures in Pikmin 2.5. 125 have been named so far.

Juicy Banquet Series
These treasures are all kinds of fruit; all of which appeared in Pikmin 3. There are 12 treasures in this series:

Nutritious Greens Series
These treasures are all kinds of vegetables, such as peppers and roots. There are 8 treasures in this series:

Natural Scenery Series
All of these treasures are forms of plantlife. There are 8 treasures in this series:

Fattening Series
All of these treasures are basic food products. There are 7 treasures in this series:

Sealed Luxuries Series
All of these treasures are food and drink containers. There are 18 treasures in this series:

Dream Sweets Series
These treasures are all candy and sweets. There are 15 treasures in this series:

Active Toys Series
Every one of these treasures relates to some type of sport. There are 6 treasures in this series:

Spooky Series
All of these treasures are Halloween related items. There are 8 treasures in this series:

Repair Kit Series
All of these treasures are tools. There are 6 treasures in this series:

Nostalgic Memories Series
All of these are Nintendo related items. There are 9 treasures in this series:

Astral Beauty Series
These treasures are all star-cut crystals, a reference to Paper Mario:The Thousand Year Door's Crystal Stars. There are 7 treasures in this series:

Explorer's Buddy Series
All of these treasures are parts of the Exploration Kit in Pikmin 2, aside from 3 new ones which give new abilities. There are 16 treasures in this series:

*SPOILER* Series
These are all treasures from SPOILERS