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This genus is accepted, and its native range is Indo-China to SW. Pacific.
A specimen from Kew's Herbarium

[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.

Morphology General Habit
Lianas
Morphology Leaves
Leaves opposite, ternately to biternately compound, leaflets ovate to obovate, entire (rarely few-toothed)
Morphology Reproductive morphology Inflorescences
Inflorescence of axillary cymes, often forming lax paniculiform thyrses
Morphology Reproductive morphology Flowers Calyx
Calyx actinomorphic, accrescent, 5-lobed, lobes greatly elongate and winglike in fruit
Morphology Reproductive morphology Flowers Corolla
Corolla white to yellow, nearly actinomorphic or 1-lipped and then with only anterior lip present, subequally 5-lobed
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 4, equal to subequal, included or exserted, filaments ± straight, thecae parallel to slightly divergent, separate at dehiscence
Morphology Reproductive morphology Flowers Pollen
Pollen tricolpate, psilate, tectate-perforate
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary unlobed
Morphology Reproductive morphology Flowers Gynoecium Stigma
Stigma-lobes equal or subequal
Morphology Reproductive morphology Flowers Disc
Disc absent
Morphology Reproductive morphology Fruits
Fruit dry, indehiscent, 2-chambered, 1-2 seeded (the other ovules aborting), turbinate, apex conical, rounded or truncate-depressed, surface usually longitudinally striate, pubescent
Morphology Reproductive morphology Seeds Endosperm
Endosperm absent.
Note
Eight species
Ecology
In forests
Distribution
Malaysia, Indonesia, Philippines, New Guinea, and Melanesia.

Native to:

Bismarck Archipelago, Borneo, Jawa, Lesser Sunda Is., Malaya, Maluku, New Guinea, Philippines, Queensland, Solomon Is., Sumatera

Petraeovitex Oliv. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Jan 1, 2008 Pleyte, D.R. [552], Indonesia K000932185
Jan 1, 2008 Schlechter, R. [13737], Papua New Guinea K000932184
Jan 1, 1997 Sands, M.J.S. [6242], Indonesia K000932182

First published in Hooker's Icon. Pl. 15: t. 1420 (1883)

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
  • Munir, Gard. Bull. Straits Settlem. 21: 215-257 (1965).
  • Petraeovitex Oliv., Hooker's Icon. Pl. 15: t. 1420 (1883)

Herbarium Catalogue Specimens

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. 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 2021. 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