Haryana Forest Flora
A Comprehensive Database of Ligneous Plants of Haryana (India)
Designed & Developed by Bioinformatics Centre,Forest Research Institute, Dehradun

Complete Taxonomic details of Species: Sterculia urens Roxb. 

Family: Sterculaceae Genus: Sterculia Species: Sterculia urens Roxb. ( गुलु, कराया, कतीरा )

Habit

Leaf

Flower

Fruit

Bark

Synonym Cavallium urens (Roxb.) Schott & Endl., Clompanus urens (Roxb.) Kuntze, Kavalama urens (Roxb.) Rafin. Flower Color Greenish
Common Name Gum Karaya, Gulu, Kateera-gum, Katira, Sterculia gum, Indian-tragacanth Flower Type Panicle
English / Trade Name Gum Karaya, Sterculia gum Flowering Period Jan-March
Vernacular /Local Name Gum Karay, Gulu Fruiting Period April-June
Altitude 400-800m Fruit Type Aggregate
Habit Tree Fruit Details Fruit an aggregate of 4-6 follicles, red, densely pubescent, mixed with stinging hairs; seeds 3-6, brown or black, oblong.
Habitat Moist and Dry deciduous forest Bark Type Exfoliating
Distribution Indo-Malesia Bark Details Bark 10-12 mm, white or greenish-grey, smooth, exfoliating in large, thin, papery flakes; blaze red; exudation yellowish-white, sticky.
Distribution in Haryana Faridabad, Fatehabad, Gurgaon, M. Garh, Mewat, Rewari, Sonepat Origin Native
    Leaf Type Simple
    Leaf Arrangement Alternate (leaves born singly along stem)
    Leaf Shape Palmate
Description of Species Deciduous trees upto 15 m high; Bark white or greenish-grey, smooth, exfoliating in large, thin, papery flakes; blaze red; exudation yellowish-white. Leaves simple, palmately 3-5 lobed, alternate, clustered at the tips of branchlets; stipules free, lateral, cauducous; petiole pubescent; lamina orbicular, base cordate or sagittate, lobe apex acuminate or caudate-acuminate, margin entire. Flowers polygamous, greenish-yellow, in axillary panicles, covered with sticky tomentose of glandular, stellate hairs; calyx yellow, campanulate, hairy on both surfaces, lobes 5, a small hairy gland at the base of each lobe; petals absent. Fruit an aggregate of 4-6 follicles, red, densely pubescent, mixed with stinging hairs; seeds 3-6, brown or black, oblong. Leaf Details Leaves simple, palmately 3-5 lobed, alternate, clustered at the tips of branchlets; stipules free, lateral, cauducous; petiole pubescent; lamina orbicular, base cordate or sagittate, lobe apex acuminate or caudate-acuminate, margin entire.
 

Specimen's Details / Live Plants Details