This section is from the book "The Wild Garden", by W. Robinson. Also available from Amazon: William Robinson: The Wild Gardener.
Not a very numerous family so far as represented in gardens, but some of the species are valuable for the wild garden, notably Ajuga genevensis, which thrives freely in ordinary soils in open and half-shady places among dwarf vegetation, and affords beautiful tufts and carpets of blue. It spreads rapidly and is hardy everywhere. The plants mostly come from the cool uplands and hills of the temperate regions of Europe and Asia.
 
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