nmw73's picture

Unknown tree with spikey protrusions on bark

Observed: 22nd July 2012 By: nmw73
S159 Neighbourhood Nature - course complete
nmw73’s reputation in Plants
unknown spiky tree_view 1
unknown spikey tree_view 4

Please can anyone help a) identify the tree, and b) identify the spikey growths from the bark? Are these part of the tree's normal growth, or galls or fungi of some description? All help appreciated! Thanks.

Species interactions

No interactions present.

Species with which Goat Willow (Salix caprea) interacts


steve_t's picture

Further info on adventitious

Further info on adventitious roots, see http://en.wikipedia.org/wiki/Adventitiousness.