1. A mild form of smallpox caused by a less virulent form of the virus
   - alastrim, variola minor, pseudosmallpox, pseudovariola, milk pox, white pox, Cuban itch, Kaffir pox

Type of: smallpox, variola, variola major

• purple heart
• purple heather
• purple loco
• purple locoweed
• purple loosestrife
• purple martin
• purple milk vetch
• purple mullein
• purple nightshade
• purple onion
• purple orchis
• purple osier
• purple passage
• purple patch
• 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