Aganosma cymosa

Aganosma cymosa
Flowers and leaves of Aganosma cymosa
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Asterids
Order: Gentianales
Family: Apocynaceae
Genus: Aganosma
Species: A. cymosa
Binomial name
Aganosma cymosa
(Roxb.) G.Don
Synonyms[1]
  • Echites cymosus Roxb. 1832
  • Echites confertus Wall., name published without description
  • Aganosma cymosa var. glabra A.DC.
  • Aganosma doniana Wight
  • Aganosma conferta G.Don
  • Aganosma cymosa var. lanceolata Hook.f.
  • Aganosma harmandiana Pierre ex Spire
  • Aganosma cymosa var. fulva Craib
  • Aganosma elegans G.Don
  • Echites elegans Wall., name published without description

Aganosma cymosa is a liana that can grow up to 10 metres in length, pale brownish tomentose. Leaf-stalks are 1-2 cm, leaf blade broadly ovate or orbicular, 5-16 x 4-12 cm, base rounded or obtuse, apex acuminate or obtuse, rarely retuse, lateral veins 8-10 pairs. Flowers are borne in many-flowered clusters at branch ends, which are carried on stalks up to 6 cm. Bracts and bracteoles are very narrowly elliptic, 0.9-1.1 cm. Flower-stalks are about 5 mm. Calyx with several glands inside margin of sepals; sepals very narrowly elliptic, 0.9-1.1 cm, pubescent on both surfaces. Flowers are white, minutely tomentose outside, glabrous at throat; tube shorter than sepals, 6-7 mm; lobes oblong, as long as tube. Disc longer than ovary. Ovary pubescent at apex. Follicles 2, cylindric, to 30 X 0.8-1.2 cm, yellow hirsute. Seeds oblong, 1-2 cm X ca. 5 mm, coma 2-4.5 cm.It is native to China (Guangxi, Yunnan), Bangladesh, India, Sri Lanka, and Indochina (Cambodia, Laos, Thailand, Vietnam).[1][2] [3]

Ecology

A ganosmacymosa is the larval host plant for Idea malabarica.

Vernacular names

Kannada: chidaralanabilu, chithra leena balli, citrelinaballi • Malayalam: anaikaita, anakkayyerram, tsjeria-pu-pal-valli • Tamil: manimalaankodi, sellakkodi [4]

Taxonomy

Varieties[1]
  1. Aganosma cymosa var. conferta Hook.f. - S India
  2. Aganosma cymosa var. cymosa - Yunnan, Guangxi, Assam, Bangladesh, Indochina
  3. Aganosma cymosa var. elegans (G.Don) Hook.f. - S India, Sri Lanka

References

  1. 1 2 3 Kew World Checklist of Selected Plant Families
  2. ↑ Flora of China Vol. 16 Page 169 云南香花藤 yun nan xiang hua teng Aganosma cymosa (Roxburgh) G. Don, Gen. Hist. 4: 77. 1837.
  3. ↑ http://www.flowersofindia.net/catalog/slides/Forest%20Aganosma.html
  4. ↑ http://www.flowersofindia.net/catalog/slides/Forest%20Aganosma.html

External links

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