Hymenopyramis Wall. ex Griff.

First published in Calcutta J. Nat. Hist. 3: 365 (1843)
This genus is accepted
The native range of this genus is Indo-China to Hainan.

Descriptions

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.

Morphology General Habit
Climbing shrubs or small trees
Morphology Leaves
Leaves simple, decussate, opposite
Morphology Reproductive morphology Inflorescences
Inflorescence axillary and/or terminal, cymose, a dense to lax thyrse, flower white, scented
Morphology Reproductive morphology Flowers Calyx
Calyx 4-lobed, accrescent in fruit
Morphology Reproductive morphology Flowers Corolla
Corolla infundibular, zygomorphic, 4-lobed, lobes subequal
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 4, epipetalous, subequal, exserted, anthers ovate, thecae parallel, opening by longitudinal slits
Morphology Reproductive morphology Flowers Pollen
Pollen 3-colpate
Morphology Reproductive morphology Flowers Gynoecium Style
Style terminal
Morphology Reproductive morphology Flowers Gynoecium Stigma
Stigma lobes bifid
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary 2-locular, locules 2-ovuled, ovules lateral
Morphology Reproductive morphology Fruits
Fruit dry, schizocarpic, globose, enclosed within inflated bladder-like calyx, translucent with reticulate veins
Morphology Reproductive morphology Seeds
Seed exalbuminous.
Note
Six species
Distribution
India to China and Southeastern Asia.
[LKGF]

Sources

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2022. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2022 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0
  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2022. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2022 International Plant Names Index and World Checklist of Vascular Plants. 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