Slime mould Minimize

 

January 2007. A growth at the base of a betel nut palm in Palau. The yellow ring was at the base of the tree when first seen, but had climbed about 15 cm by the next day. It was bright yellow, but later became brown. 

The consensus was that it was a slime mould.

Original:
tech.groups.yahoo.com/group/pestnet/message/4512

Replies:
tech.groups.yahoo.com/group/pestnet/message/4521
tech.groups.yahoo.com/group/pestnet/message/4523
tech.groups.yahoo.com/group/pestnet/message/4526