1) Ascribe to 2) Assign blame to 3) Attach a tail to a donkey 4) Attach blame to 5) Attach to 6) Attach to a lapel 7) Attribute a wrongdoing 8) Blame for 9) Edible pine seed 10) Evergreen of the Southwest 11) Evergreen with edible nuts 12) Fix the blame 13) Low-growing pine 14) Low-growing pines 15) Nevada tree Found on https://www.crosswordclues.com/clue/pinon
[Edom] Pinon was the name of an Edomite clan (possibly the name of an eponymous chieftain) mentioned in Genesis 36:31-43. ... Found on http://en.wikipedia.org/wiki/Pinon_(Edom)
Piñ'on noun [ Spanish piñon .] (Botany) (a) The edible seed of several species of pine; also, the tree producing such seeds, as Pinus Pinea of Southern Europe, and P. Parryana, cembroides, edulis, and monophylla , the nut pines of Western North America.... Found on http://www.encyclo.co.uk/webster/P/82