Biology:Dais glaucescens

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Short description: Species of flowering plant

Dais glaucescens
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malvales
Family: Thymelaeaceae
Genus: Dais
Species:
D. glaucescens
Binomial name
Dais glaucescens
Decne.
Synonyms
  • Dais madagascariensis Bojer ex Meisn.
  • Dais rhamnifolia Baill.
  • Lasiosiphon rhamnifolius Baker

Dais glaucescens, commonly called havohoa in Malagasy,[2] is a species of flowering plant in the family Thymelaeaceae that is native to central Madagascar .[3] It was originally described by Joseph Decaisne in the Annales des Sciences Naturelles in 1843.[4]

Description

Dais glaucescens takes the form of a shrub or small tree, growing up to 8 metres (8.7 yd) tall. The trunk can be up to 25 centimetres (9.8 in) in diameter.[5]

Distribution and habitat

Dais glaucescens is native to the central areas of Madagascar. It is found in forests, usually near water, at elevations of roughly 1,000 metres (1,100 yd).[5]

Uses

In Madagascar, the bark of Dais glaucescens is known as "havoa" and is used in the making of Antemoro paper.[6] This practice of using the "beaten-bark technique" has been attributed to the Antemoro people as far back as 1661 by the French governor of Madagascar Étienne de Flacourt.[7]

References

  1. Faranirina, L. (2019). "Dais glaucescens". IUCN Red List of Threatened Species 2019: e.T128659512A128660207. doi:10.2305/IUCN.UK.2019-2.RLTS.T128659512A128660207.en. https://www.iucnredlist.org/species/128659512/128660207. Retrieved 26 December 2022. 
  2. Ingram, Jane C.; Dawson, Terence P. (June 2006). "Forest Cover, Condition, and Ecology in Human-Impacted Forests, South-Eastern Madagascar". Conservation & Society (Ashoka Trust for Research in Ecology and the Environment) 4 (2): 228. https://www.jstor.org/stable/pdf/26396659.pdf. 
  3. "Dais glaucescens" (in en). Royal Botanic Gardens, Kew. http://www.plantsoftheworldonline.org/taxon/831112-1. Retrieved 9 February 2022. 
  4. "Dais glaucescens Decne.". Conservatoire et Jardin Botaniques Ville de Geneve. 19 August 2009. http://www.ville-ge.ch/musinfo/bd/cjb/africa/details.php?langue=an&id=202427. 
  5. 5.0 5.1 Fern, Ken (30 July 2021). "Dais glaucescens Decne. Thymelaeaceae". https://tropical.theferns.info/viewtropical.php?id=Dais+glaucescens. 
  6. Rogers, Zachary S. (July 2009). "A Revision of Malagasy "Gnidia" (Thymelaeaceae, Thymelaeoideae)". Annals of the Missouri Botanical Garden (Missouri Botanical Garden Press) 96 (2): 338. https://www.jstor.org/stable/pdf/40389936.pdf. 
  7. Kent, R. K. (1969). "Madagascar and Africa III. The Anteimoro: A Theocracy in Southeastern Madagascar". The Journal of African History (Cambridge University Press) 10 (1): 64. https://www.jstor.org/stable/pdf/180295.pdf. 

Wikidata ☰ Q17581721 entry