Genus of plants
Phyllostegia is a genus of flowering plant in the mint family, Lamiaceae , first described in 1840. It is native to certain islands in the Pacific (Hawaii , Tonga and the Society Islands , although it appears to be extinct in the Society Islands). Phyllostegia glabra var. lanaiensis , became extinct before 2021, and was delisted from the Endangered Species Act based on extinction.
Species
Phyllostegia ambigua (A.Gray) Hillebr - Hawaii Big Island, Maui
Phyllostegia bracteata Sherff - Maui
Phyllostegia brevidens A.Gray - Hawaii Big Island, Maui
Phyllostegia electra C.N.Forbes - Kauai
Phyllostegia floribunda Benth - Hawaii Big Island
Phyllostegia glabra (Gaudich.) Benth. - Hawaiian Islands
Phyllostegia grandiflora (Gaudich.) Benth - Oahu
Phyllostegia haliakalae Wawra - Maui, Molokai
Phyllostegia helleri Sherff - Wai'alae Valley of Kauai
†Phyllostegia hillebrandii H.Mann ex Hillebr - Maui but extinct
Phyllostegia hirsuta Benth. - Oahu
Phyllostegia hispida Hillebr. - Molokai
Phyllostegia kaalaensis H.St.John - Oahu
Phyllostegia kahiliensis H.St.John - Kauai
Phyllostegia knudsenii Hillebr. - Kauai
Phyllostegia macrophylla (Gaudich.) Benth. - Hawaii Big Island, Maui
Phyllostegia mannii Sherff - Molokai, Maui
Phyllostegia micrantha H.St.John - Oahu
Phyllostegia mollis Benth. - Hawaiian Islands (Maui , Oʻ ahu)
Phyllostegia parviflora Benth. - Hawaiian Islands
Phyllostegia pilosa H.St.John - Hawaiian Islands
Phyllostegia racemosa Benth. - Hawaiian Islands
Phyllostegia renovans W.L.Wagner - Kauai
†Phyllostegia rockii Sherff - Maui but extinct
Phyllostegia stachyoides A.Gray - Hawaiian Islands
†Phyllostegia tahitensis Nadeaud - Tahiti but extinct
Phyllostegia tongaensis H.St.John - Tonga
†Phyllostegia variabilis Bitter - Midway Islands but extinct
Phyllostegia velutina (Sherff) H.St.John - Hawaii Big Island
Phyllostegia vestita Benth. - Hawaii Big Island
Phyllostegia waimeae Wawra - Kauai
Phyllostegia warshaueri H.St.John - Hawaii Big Island
Phyllostegia wawrana Sherff - Kauai
Phyllostegia × yamaguchii Hosaka & O.Deg. - Oahu (P. glabra × P. hirsuta)