English Dictionary - Letter P - Page 530
purple martin
purple milk vetch
purple mullein
purple nightshade
purple onion
purple orchis
purple osier
purple passage
purple pea
purple poppy mallow
purple rock brake
purple sage
purple sanicle
purple saxifrage
purple silkweed
purple strawberry guava
purple trillium
purple velvet plant
purple virgin's bower
purple willow
purple-black