VI. Subfam. Lamioideae Harley (2003)
Subfam. Stachyoideae (Dumort.) Luerss. (1882); Briq. in Engl. & Prantl (1895) et auct. mult., p.p., typ. incl.
Subfam. Prasioideae (Benth.) Thomé (1889)
Subfam. Pogostemonoideae P.D. Cantino, Harley & Wagstaff in Harley & Reynolds (1992).
Perennial woody herbs, with simple hairs; leaves coriaceous; inflorescence racemoid; bracts mostly distinctly smaller than the leaves; bracteoles present at base of pedicels; calyx 5-lobed, lobes equal, short, throat ± closed in fruit; corolla 2-lipped, 4-lobed (1/3), white to sometimes purple, posterior lip moderately long, undulate, crisped, entire; stamens equal or posterior pair slightly longer, not exserted from corolla, thecae weakly distinct; style included in corolla-tube; stigma-lobes shortly clavate; nutlets dry, hairy at apex. Five spp. (four of these probably extinct), in dry forests and shrubland at low elevations, Hawaii.
Native to:63 North-Central Pacific
Haplostachys (A. Gray.) W.F. Hillebr., Fl. Hawaii Isl.: 346 (1888); Wagner et al., Manual of the Flowering Plants of Hawaii 1: 798-801 (1990).
Phyllostegia Benth. sect. Haplostachys A. Gray
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