To allude is to mention in a casual way or hint at. To elude is to escape from or avoid, or to fail be understood or achieved by. My writing friends have occasionally alluded to the times the correct word has eluded me.
I'm alluding to this opportunity to have your work performed on BBC radio, and this one to earn $50 in the hope the chances won't elude you.
Allusions and elusions are tricky to photograph, so here's something to give the illusion of spring.