In the mycology lab at the J. Craig Venter Institute, Stephanie Mounaud and her fellow fungus folk put a little bit of holiday spirit in their work. This Christmas tree is made of different kinds of growing fungus!
Fungal Christmas tree. Top: Talaromyces stipitatus; Tree: Aspergillus nidulans; Ornaments: Penicillium marneffei; Trunk: Aspergillus terreus.
Also see a snowman and a white tree at their website. Link-via Nag on the Lake