rosy sandcrocus (romulea rosea), endemic in south africa and naturalized in europe, australia, new zealand and california in the

america australia background blooming botany california colorful contrast detail endemic europe flower garden gardening grass ground guildford introduced invasive landscaping native natural naturalized nature new zealand onion open outdoors park perennial petals plant purple romulea rosea rosy sandcrocus sand sandy small soil south africa sunny sunshine united states usa vibrant violet vivid wild wildflower