Glechon Spreng.

First published in Syst. Veg. ed. 16, 4(2): 227 (1827)
This genus is accepted
The native range of this genus is Brazil to Argentina.

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
Small shrubs or subshrubs, often geoxylic, aromatic
Morphology Leaves
Leaves elliptic to ovate-spathulate, subentire
Morphology Reproductive morphology Inflorescences
Inflorescence of verticillasters, with sessile cymes 1-3-flowered in axils of bracts, often crowded towards shoot apices
Morphology Reproductive morphology Inflorescences Bracts
Bracts leaf-like
Morphology Reproductive morphology Inflorescences Bracteoles
Bracteoles inconspicuous
Morphology Reproductive morphology Flowers Calyx
Calyx weakly 2-lipped to ± actinomorphic, 5-lobed (3/2), lobes subequal, often spreading, broadly to narrowly triangular, often irregularly aristate, anterior lobes sometimes longer than posterior, tube 13-15-nerved, infundibular-cylindrical, throat annul
Morphology Reproductive morphology Flowers Corolla
Corolla white or pink, 2-lipped, 4-5-lobed (1-2/3), posterior lip entire or often emarginate, hooded, often weakly falcate, longer than or subequal to anterior lip, tube often shorter than limb, abruptly widening above, exserted from calyx-tube and usuall
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 2, posterior pair absent, filaments strongly arcuate-ascending under posterior corolla lip, often with small hairy appendage at base and obscurely toothed at apex, thecae divergent to widely divaricate, distinct, connective well-developed
Morphology Reproductive morphology Flowers Disc
Disc symmetrical
Morphology Reproductive morphology Flowers Gynoecium Style
Style glabrous
Morphology Reproductive morphology Flowers Gynoecium Stigma
Stigma-lobes unequal, posterior shorter.  nutlets ovoid-oblong, smooth, mucilaginous.
Note
About six or seven species. Epling (1936) recognized three sections, based mainly on vegetative characters.
Distribution
From Southern Brazil, Paraguay, Uruguay and Northern Argentina.
Ecology
Open, damp areas.
[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