Family: LamiaceaeDistribution: Common on dry rocky open slopes in hills. Found in India, and neighbouring countries.Fleshy herbs with tetragonous stems. Leaves 3-8x2-5 cm ovate, crenate, sub fleshy.Flowers purple in long peduncled spikes.Spike small in flower but large and strobilate in fuit. calyx 2 lipped, upper lip larger, corolla 2 lipped, upper lip entire, lower elongate, concave, stamens 4, didynamous. Nutlets orbicular, compressed shining brown.Leaves are used for skin deseases.
field image of Physostegia virginiana arenaria PRAIRIE OBEDIENT PLANT at the James Woodworth Prairie Preserve - a single specimen at the start of full bloom showing stem, leaves, flowers, and buds
Red-leaf phyllostegia(No known Hawaiian name)Lamiaceae (Mint family)Endemic to the Hawaiian Islands (Kauai only)IUCN: Critically EndangeredKauai (Cultivated)Phyllostegia is a near endemic Hawaiian genus in the mint family, Lamiaceae. There is one species in Tahiti, (Phyllostegia tahitensis), one in Tonga (P. tongaensis), and 32 species endemic to the Hawaiian Islands.Phyllostegia are among the over 60 species of Hawaiian scentless mints, found nowhere else on the planet! EtymologyThe generic name Phyllostegia is from the Greek phyllon, leaf, and stego, cover, probably in reference to the leaf-like calyx lobes enclosing the flower in the type species P. vestita.The specific epithet renovans is named for the "renovations" or small leaves on stems next the the flowers.nativeplants.hawaii.edu/