Oroxylum indicum (L.) Benth. ex Kurz - BIGNONIACEAE

Synonym : Bignonia indica L.

Vernacular names : Tamil: Achi pana, Arandei, Paiyaralandai, Palaiyudaycci, Peiarlankei, Palagaipayani, Vangam.  Malayalam:  Palakapayyani, Payyazhantha, Valpathiri, Aralu.  Kannada: Alangi, Bunepaale, Patagani, Sonepatta, Tattuna, Tigadu.  English: Indian trumpet flower.

English   Kannada   Malayalam   Tamil   

Botanical descriptions Ecology Distribution Literatures

Botanical descriptions :

Habit : Small trees, up to 12 m tall.
Trunk & Bark : Bark brownish-grey, soft often covered by many corky lenticels.
Leaves : Leaves compound, 2-3_pinnate, with opposite pinnae, very large 90-150 cm long, almost triangular in outline; primary rachis stout, cylindric; secondary and tertiary rachis striate; petiolule 5.5 cm long, striate; leaflets 2-4 pairs with terminal odd one, opposite, lamina 7-17 x 3.5-10 cm, ovate or elliptic, apex caudate-acuminate, base rounded or asymmetric, margin entire, chartaceous, glabrous; midrib flat above; 1-2 pairs of secondary_nerves arising from base; tertiary_nerves broadly reticulate.
Inflorescence / Flower : Flowers in terminal racemes, large, reddish-purple and pinkish-yellow within.
Fruit and Seed : Capsule 30-90 cm long, flat, purple brown; seeds many, flattened with broad hyaline papery wings.

Ecology :

Along margins of evergreen and in moist deciduous forests, up to 800 m.

Distribution :

Indochina and Indomalaysia; in the Western_Ghats- occasional from South to Central and south Maharashtra Sahyadris and West Coast Region.

Literatures :

For. Fl. Burma 2: 237. 1877; Gamble, Fl. Madras 2: 994. 1993 (re. ed); Sasidharan, Biodiversity documentation for Kerala- Flowering Plants, part 6: 334. 2004; Keshava Murthy and Yoganarasimhan, Fl. Coorg (Kodagu) 321. 1990. Cook, Fl. Bombay 2. 327. 1902.

Top of the Page