Canavalia

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Canavalia
Canavalia sericea.jpg
Canavalia sericea
Scientific classification
Kingdom:
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Genus:
Canavalia

Species

about 50, see text

Synonyms[2]
  • Canavali Adans.
  • Clementea Cav.
  • Cryptophaeseolus Kuntze
  • Wenderothia Schltdl.

Canavalia is a genus of plants in the legume family (Fabaceae)[3] that comprises approximately 48[4] to 50[5] species of tropical vines. Members of the genus are commonly known as jack-beans. The species of Canavalia endemic to the Hawaiian Islands were named ʻāwikiwiki by the Native Hawaiians. The name translates to "the very quick one"[6] and comes from the Hawaiian word for "fast". The genus name is derived from the Malabar word for the species, kavavali, which means "forest climber."[7]

Uses[edit]

Several species are valued legume crops, including common jack-bean (C. ensiformis), sword bean (C. gladiata) and C. cathartica. At least the first makes a beneficial weed- and pathogen-suppressing living mulch.[8] The common jack-bean is also a source of the lectin concanavalin A, which is used as a reagent in glycoprotein biochemistry and immunology. The jack-bean is also a common source of purified urease enzyme used in scientific research.

The bay bean (Canavalia rosea) is supposedly mildly psychoactive when smoked, and is used in tobacco substitutes.

Ecology[edit]

Some animals have adaptations to the defensive chemicals of jack-beans. Caterpillars such as that of the two-barred flasher (Astraptes fulgerator) are sometimes found on Canavalia. The plant pathogenic ascomycete fungus Mycosphaerella canavaliae was described from a jack-bean. Introduced herbivores have wreaked havoc on Canavalia on the Hawaiian Islands and made some nearly extinct; it may be that these lost their chemical defenses because no herbivorous mammals existed in their range until introduced by humans. The usually bright pea-flowers are pollinated by insects such as solitary bees and carpenter bees such as Xylocopa confusa.

History[edit]

The genus name Canavalia was, as recently as 1913, known as Canavali.[9]

Diversity[edit]

Canavalia cathartica illustration. Francisco Manuel Blanco, Flora de Filipinas, etc. (1880-1883)

Species include:[10]

Formerly placed here[edit]

Gallery[edit]

See also[edit]

References[edit]

  1. ^ de Queiroz LP, Pastore JF, Cardoso D, Snak C, de C Lima AL, Gagnon E, Vatanparast M, Holland AE, Egan AN (2015). "A multilocus phylogenetic analysis reveals the monophyly of a recircumscribed papilionoid legume tribe Diocleae with well-supported generic relationships". Mol Phylogenet Evol. 90: 1–19. doi:10.1016/j.ympev.2015.04.016. PMID 25934529.
  2. ^ a b "Genus: Canavalia Adans". Germplasm Resources Information Network. United States Department of Agriculture. 2007-10-05. Archived from the original on 2011-06-05. Retrieved 2010-12-03.
  3. ^ Quintero-Anzueta, Stiven; Molina-Botero, Isabel Cristina; Ramirez-Navas, Juan Sebastian; Rao, Idupulapati; Chirinda, Ngonidzashe; Barahona-Rosales, Rolando; Moorby, Jon; Arango, Jacobo (2021). "Nutritional Evaluation of Tropical Forage Grass Alone and Grass-Legume Diets to Reduce in vitro Methane Production". Frontiers in Sustainable Food Systems. 5. doi:10.3389/fsufs.2021.663003. ISSN 2571-581X.
  4. ^ Sridhar, K. R.; et al. (2005). "Biochemical and biological evaluation of an unconventional legume, Canavalia maritima of coastal sand dunes of India" (PDF). Tropical and Subtropical Agroecosystems. 5 (1): 1–14.
  5. ^ Yamashiro, A.; Yamashiro, T. (2008). "Utilization on extrafloral nectaries and fruit domatia of Canavalia lineata and C. cathartica (Leguminosae) by ants". Arthropod-Plant Interactions. 2 (1): 1–8. doi:10.1007/s11829-008-9030-y. S2CID 40061101.
  6. ^ Pukui, M. K., et al. (1992): New Pocket Hawaiian Dictionary with a Concise Grammars and Given Names in Hawaiian. University of Hawaii PRess, Honolulu. ISBN 0-8248-1392-8
  7. ^ Austin, D. F. (2004). Florida Ethnobotany. CRC Press. p. 161. ISBN 978-0-8493-2332-4.
  8. ^ Caamal-Maldonado, J. A.; et al. (2001). "The use of allelopathic legume cover and mulch species for weed control in cropping systems". Agronomy Journal. 93: 27–36. doi:10.2134/agronj2001.93127x. Archived from the original on 2014-05-25. Retrieved 2013-08-29.
  9. ^ Piper, C. V. 1913. "The Jack Bean and the Sword Bean." USDA Bureau of Plant Industry, Circular. No. 110. p. 29-36
  10. ^ Genus Canavalia. Archived 2014-05-17 at the Wayback Machine International Legume Database & Information Service (ILDIS). Version 10.01, November 2005. Retrieved 17 December 2007.
  11. ^ a b "GRIN Species Records of Canavalia". Germplasm Resources Information Network. United States Department of Agriculture. Archived from the original on 2009-01-20. Retrieved 2010-12-03.
  12. ^ a b c d e f "ʻawikiwiki, puakauhi". Hawaiian Ethnobotany Database. Bernice P. Bishop Museum. Archived from the original on 2007-07-02. Retrieved 2009-03-26.
  13. ^ "Canavalia galeata". Hawaiian Native Plant Propagation Database. University of Hawaiʻi at Mānoa. Retrieved 2009-03-26.

External links[edit]