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This genus is accepted, and its native range is Tropical & Subtropical Old World to Russian Far East.
Girardinia diversifolia subsp. suborbiculata

[FTEA]

Urticaceae, I. Friis University of Copenhagen, Denmark. Flora of Tropical East Africa. 1989

Morphology General Habit
Erect annual (or very short-lived perennial) herbs, monoecious or dioecious by abortion, with long stinging hairs on all aerial parts; cystoliths punctiform
Morphology Leaves
Leaves alternate, petiolate, simple or mostly variously divided, margin coarsely serrate; stipules intrapetiolar, fused almost to apex
Morphology Reproductive morphology Inflorescences
Inflorescence unisexual, consisting of dense elongated cymes in axils of upper leaves; the ♂ ones thinner and more spike-like than the ♀ ones
Morphology Reproductive morphology Flowers
Male flowers pedicellate, 4–5-merous, regular, with large rudimentary ovary Female flowers sessile, with 3 almost completely fused tepals which ± enclose the ovary, sometimes also with 1 minute, membranous, free tepal; staminodes absent; ovary ± asymmetrical, reflexed, laterally compressed, with sessile, filiform stigma
sex Male
Male flowers pedicellate, 4–5-merous, regular, with large rudimentary ovary
sex Female
Female flowers sessile, with 3 almost completely fused tepals which ± enclose the ovary, sometimes also with 1 minute, membranous, free tepal; staminodes absent; ovary ± asymmetrical, reflexed, laterally compressed, with sessile, filiform stigma
Morphology Reproductive morphology Fruits
Achene laterally compressed, rugose, released from the perianth.

[FZ]

Urticaceae, I. Friis. Flora Zambesiaca 9:6. 1991

Morphology General Habit
Erect annual (or short-lived perennial) herbs, monoecious or dioecious by abortion, with long stinging hairs on all aerial parts.
Morphology General Cystoliths
Cystoliths dot-like.
Morphology Leaves
Leaves alternate, petiolate; lamina elliptic to ovate, mostly variously divided, margin coarsely serrate, always triplinerved.
Morphology Leaves Stipules
Stipules intrapetiolar, fused almost to the apex.
Morphology Reproductive morphology Inflorescences
Inflorescences unisexual, consisting of dense, elongate cymes in the axils of upper leaves, male inflorescence thinner and more spike-like than the females.
Morphology Reproductive morphology Flowers
Female flowers sessile, with 3 almost completely fused tepals ± enclosing the ovary, sometimes also with one minute free tepal; staminodes absent; ovary ± asymmetrical, reflexed, laterally compressed, with a sessile, filiform stigma. Male flowers pedicellate, 4–5-merous with a rudimentary ovary.
Morphology Reproductive morphology Fruits
Achene laterally compressed, rugose, released from the perianth.

Native to:

Angola, Assam, Bangladesh, Burundi, Cameroon, China North-Central, China South-Central, China Southeast, East Himalaya, Ethiopia, Guinea, India, Inner Mongolia, Ivory Coast, Jawa, Kenya, Korea, Laos, Lesser Sunda Is., Liberia, Madagascar, Malawi, Manchuria, Mozambique, Myanmar, Nepal, Nigeria, Northern Provinces, Primorye, Rwanda, Sri Lanka, Sudan, Sulawesi, Sumatera, Swaziland, Taiwan, Tanzania, Thailand, Tibet, Uganda, Vietnam, West Himalaya, Yemen, Zambia, Zaïre, Zimbabwe

Girardinia Gaudich. appears in other Kew resources:

First published in Voy. Uranie: 498 (1830)

Accepted by

  • Govaerts, R. (2003). World Checklist of Seed Plants Database in ACCESS G: 1-40325.

Literature

Flora of West Tropical Africa

  • —F.T.A. 6, 2: 265.

Flora Zambesiaca

  • Friis in Kew Bull. 36: 143–157 (1981).
  • in Freyc., Voy. Monde, Bot.: 498 (1830).

Flora of Tropical East Africa

  • Endl., Gen. Pl.: 283 (1837)
  • Engl. in E. & P. Pf. 3(1): 107 (1888)
  • Friis in K.B. 36: 143–157 (1981)
  • G.F.P. 2: 183 (1967)
  • G.P. 3: 384 (1880)
  • in Freyc., Voy. Monde, Bot.: 498 (1830)

Flora Zambesiaca
Flora Zambesiaca
http://creativecommons.org/licenses/by-nc-sa/3.0

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

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