cornflower outline hand drawn logo . herbs doodle botanical icon echinacea for logo. on white

boho botanical branch calendula chamomile cornflower daisy dandelion design drawing drawn echinacea element field flat flora floral flower grass hand herb herbal herbarium icon illustration imprint isolated leaf line meadow medical modern nature old organic outline plant purple purpurea rustic set silhouette sketch stem symbol vector vintage wedding wild wildflower