hay-scented: fern of eastern North America with pale green fronds and an aroma like hay
fern: any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
vienne: the council in 1311-1313 that dealt with alleged crimes of the Knights Templar, planned a new crusade, and took on the reformation of the clergy