Ailanthus integrifolia

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Ailanthus integrifolia
Scientific classification e
Kingdom: Plantae
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Sapindales
Family: Simaroubaceae
Genus: Ailanthus
Species: A. integrifolia
Binomial name
Ailanthus integrifolia
  • Ailanthus blancoi Merr.
  • Ailanthus moluccana DC.
  • Ailanthus peekelii Melch.
  • Ailanthus dasyphylla Kuntze
  • Dysoxylum dasyphyllum Miq.
  • Pongelion moluccanum (DC.) Pierre

Ailanthus integrifolia, white siris,[1] is a tree in the family Simaroubaceae. The specific epithet integrifolia is from the Latin meaning "entire leaves", referring to the leaflet margins.[3]


Ailanthus integrifolia grows as a large tree up to 55 metres (180 ft) tall with a trunk diameter of up to 65 centimetres (26 in). The smooth bark is light brown or grey. The ellipsoid fruits measure up to 22 cm (9 in) long.[3]

Distribution and habitat[edit]

Ailanthus integrifolia grows naturally in India, Vietnam, Malesia and Papuasia. Its main habitat is primary rainforest from sea-level to 900 m (3,000 ft) altitude.[1][3]


  1. ^ a b c Asian Regional Workshop (Conservation & Sustainable Management of Trees, Viet Nam, August 1996) (1998). "Ailanthus integrifolia". The IUCN Red List of Threatened Species. IUCN. 1998: e.T33285A9767621. doi:10.2305/IUCN.UK.1998.RLTS.T33285A9767621.en. Retrieved 9 November 2017. 
  2. ^ a b "Ailanthus integrifolia Lam". The Plant List. Retrieved 5 July 2015. 
  3. ^ a b c Kulip, Julius; Wong, K. M. (1995). "Ailanthus integrifolia Lam." (PDF). In Soepadmo, E.; Wong, K. M. Tree Flora of Sabah and Sarawak. (free online from the publisher, lesser resolution scan PDF versions). 1. Forest Research Institute Malaysia. pp. 423–424. ISBN 983-9592-34-3. Retrieved 5 July 2015.