Angraecum leonis is a species of flowering plant in the family Orchidaceae.
Description
Forms Two different forms of this species exist. The form native to the Comoros is considerably larger and nearly twice as big as the one native to Madagascar.Otway, B. (2021, August 2). Angraecum leonis. Pumpkin Beth - Horticulturist and Garden Writer. Retrieved January 14, 2023, from https://www.pumpkinbeth.com/plants/angraecum-leonis/Kuligowski, T. (n.d.). Angraecum leonis (Size Identifies). The International Orchid Foundation (IOF). Retrieved January 14, 2023, from https://www.orchids.org/articles/angraecum-leonis-size-identifiesAngraecum leonis care and culture. (2017, December 31). Travaldo’s Blog. Retrieved January 14, 2023, from https://travaldo.blogspot.com/2018/01/angraecum-leonis-care-and-culture.html
Cytology The diploid chromosome count of this species is 2n = 40,Jones, K. (1967). "The Chromosomes of Orchids: II: Vandeae Lindl." Kew Bulletin, 21(1), 151-156. or 2n = 38.Arends, J. C., & Van der Laan, F. M. (1983). "Cytotaxonomy of the monopodial orchids of the African and Malagasy regions." Genetica, 62(2), 81-94.
Ecology Pollination The sphingophilous flowers are fragrant during the night.
Etymology It is named after Léon Humblot, a French orchid collector.Angraecum leonis. (n.d.). Internet Orchid Species Photo Encyclopedia. Retrieved January 14, 2023, from http://www.orchidspecies.com/angleonis.htm
Physiology Floral fragrance The floral fragrance is primarily composed of chavicol (70%), followed by benzyl salicylate (7.3%), benzyl benzoate (5.5%), methyl nicotinate (5.3%), as well as many more compounds in smaller quantities.Micheneau, C., Fournel, J., Warren, B. H., Hugel, S., Gauvin-Bialecki, A., Pailler, T., ... & Chase, M. W. (2010). "Orthoptera, a new order of pollinator." Annals of botany, 105(3), 355-364.
Horticulture It can be successfully cultivated in intermediate temperatures.Fitch, C. (2004). "The Best Orchids for Indoors." p. 34. Brooklyn Botanic Garden. It can be mounted on cork and bark, but it can also grow potted in bark pieces. It should be grown in shade to semi-shade.Kreuzer, H. (n.d.). Angraecum leonis. Zimmerpflanzenlexikon. Retrieved January 14, 2023, from https://www.zimmerpflanzenlexikon.info/pflanzen/angraecum-leonis
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