1. Family: Lamiaceae Martinov
    1. Perilla L.

      1. This genus is accepted, and its native range is Subtropical Asia.

    [LKGF]

    Harley, R.M. et al. (2004). Labiatae, in The Families and Genera of Vascular Plants (K. Kubitzki, ed. in chief) VI: 167-275. Springer-Verlag, Berlin, Heidelberg, New York.

    Habit
    Robust annual herbs, strongly aromatic
    Leaves
    Leaves toothed, long-petiolate, in cultivated forms often deep purple-tinged or laciniate
    Inflorescences
    Inflorescence raceme-like, lax or congested, ± secund, of 2(-4)-flowered verticillasters
    Bracts
    Bracts small, often broadly ovate-acuminate
    Bracteoles
    Bracteoles absent
    Flowers
    Flowers small, distinctly pedicellate
    Calyx
    Calyx campanulate, lobes triangular, posterior lip shorter with median lobe shortest, tube densely hairy outside, annulate within throat, calyx strongly accrescent in fruit, with base of tube strongly distended and gibbous, calyx-lobes becoming slightly u
    Corolla
    Corolla small, white to purplish, weakly 2-lipped, lobes subequal, corolla-tube very short, included in calyx, annulate at insertion of stamens
    Stamens
    Stamens 4, subequal, divergent, shorter than or equalling corolla, thecae separate, parallel, becoming slightly divergent, connective distinct
    Style
    Style short
    Fruits
    Nutlets 4, subglobose, glabrous, distinctly reticulate
    Note
    2n = 20, 40.  One variable species: P. frutescens (L.) Britton
    Distribution
    Pobably native in the Himalayan foothills, from Pakistan eastwards, but cultivated and occurring as a casual in Southeastern Asia to China and Japan.
    Ecology
    In shady areas

    Images

    Distribution

    Native to:

    Assam, Bangladesh, China South-Central, China Southeast, East Himalaya, India, Japan, Jawa, Khabarovsk, Korea, Laos, Myanmar, Nepal, Primorye, Taiwan, Thailand, Vietnam, West Himalaya

    Introduced into:

    Alabama, Arkansas, Connecticut, Delaware, District of Columbia, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maryland, Masachusettes, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New Jersey, New York, North Carolina, Ohio, Oklahoma, Ontario, Pennsylvania, South Carolina, South European Russi, Tennessee, Texas, Transcaucasus, Ukraine, Virginia, West Virginia, Wisconsin

    Perilla L. appears in other Kew resources:

    First published in Gen. Pl. ed. 6: 578 (1764)

    Accepted by

    • Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.

    Literature

    Lamiaceae Key Genus Fact Sheets
    • Harley RM, Atkins S, Budantsev AL, Cantino PD, Conn BJ, Grayer R, Harley MM, de Kok RPJ, Krestovskaja T, Morales R, Paton AJ, Ryding O, and Upson T. 2004. Labiatae, in The Families and Genera of Vascular Plants (K. Kubitzki, ed. in chief) VI: 167-275. Sp
    • Li Hsi-Wen & Hedge, Lamiaceae, in Wu Zheng-yi and Raven (eds). Flora of China 17: 241-242 (1994).
    • Dentidia Lour., Fl. Cochinch.: 869 (1790).
    • Perilla L., Gen. Pl. ed 6, 578 (1764)

    Sources

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

    Lamiaceae Key Genus Fact Sheets
    Nina Davies, Gemma Bramley and Don Kirkup, Royal Botanic Gardens, Kew
    http://creativecommons.org/licenses/by/3.0