Shrub/ Tree
Senna siamea (Lam.)H.S.Irwin & Barneby
🗒 Synonyms
synonym | Cassia arayatensis Sensu Naves, non Litv. |
synonym | Cassia arborea Macfad. |
synonym | Cassia florida Vahl |
synonym | Cassia gigantea DC. |
synonym | Cassia siamea Lam. |
synonym | Cassia siamea var. puberula Kurz |
synonym | Cassia sumatrana DC. |
synonym | Chamaefistula gigantea G.Don |
synonym | Sciacassia siamea (Lam.)Britton & Rose |
synonym | Senna sumatrana (DC.)Roxb. |
🗒 Common Names
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📚 Overview
Diagnostic Keys
Tree species about 12-15 m tall with straight trunk, 30-35 cm in diameter, greyish brown, smooth, fissured at age.
Sanjib Barua
Attributions | Sanjib Barua |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Description
Evergreen trees 12-15 mt
Sanjib Barua
Attributions | Sanjib Barua |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Senna siamea leaf
Large spreading canopy, Flowers in small aggregates on a long stalk, bright yellow, claw like anthers. Fruit a long flat wavy pod, bulged where seeds are present.
Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078
Attributions | Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078 |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY_NC |
References |
No Data
📚 Nomenclature and Classification
📚 Natural History
Life Cycle
Perrenial
Sanjib Barua
Attributions | Sanjib Barua |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Cyclicity
Flowering & Fruiting: April-June
Sanjib Barua
Attributions | Sanjib Barua |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Leaf Fall
-
Flowering
March--May
Fruiting
March--May
Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078
Attributions | Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078 |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY_NC |
References |
Reproduction
seeds and Roots
Sanjib Barua
Attributions | Sanjib Barua |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Propagation Techniques
Soak seeds in cold water for 24hrs.
Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078
Attributions | Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078 |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY_NC |
References |
Dispersal
seeds
Sanjib Barua
Attributions | Sanjib Barua |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Dispersers
Dispersers: Self
Pollinators
Pollinators: Bee,Insect
Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078
Attributions | Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078 |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY_NC |
References |
Life Expectancy
15-20 years
Sanjib Barua
Attributions | Sanjib Barua |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Size
Seed Size
1 cm.
Tree Height
14 m.
Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078
Attributions | Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078 |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY_NC |
References |
Growth
Trees
Sanjib Barua
Attributions | Sanjib Barua |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
High
Competitiveness
High
Where To Plant
Field border,Avenue
Growth Rate
fast growing
Drought Tolerance
Moderate
Drainage
Moderate
Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078
Attributions | Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078 |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY_NC |
References |
Morphology
Evergreen and ornamental tree specimen found in roadsides, garden. Tree species about 200-300 cm tall with straight trunk, 30-35 cm in diameter, greyish brown, smooth, fissured at age. Branches many, borne top of trunk, grooved, branchlets greenish brown. Leaves alternate, pinnately compound, green, opposite, leaflets 6-14 in pairs with short stalk of 3mm, oblong, 4-7× 1.5-3 cm width, rounded at both ends, glabrous, primary vein 1 and secondary vein 6-8 pairs per leaf, petiole short. Inflorescence raceme, corymb, axillary peduncle, 2-4cm long. Flowers hermaphrodite, complete, bright yellow 2-3 cm across, sub persistent bract, pedicel 1-2cm long, pentamerous, sepals 5, unequal, imbricate, obtuse at apex, yellowish green, 0.4-0.5 × 0.2-0.3 cm, pubescent, ovate, concave, hairy on outside, connate at the base, petals 5, bright yellow, dark colour vein, sub equal, obtuse, orbicular, upper petal shortly clawed, 0.5- 1 × 0.3-0.5 cm. Androecium stamen 10, unequal, 3 reduced to staminoids, 2-4 mm long; 7 fertile, 3 larger, 0.8-1 cm long filament, 6-7mm long anthers, 4 lateral stamen, 0.5-0.8 cm long filament, 4-5 mm anther, yellowish green filament, brownish yellow anther, anther basifixed, filament straight. Gynoecium carpel, monocarpellary, style green 0.8-1.2 cm long, stigma greenish brown. Fruits pods numerous, long, narrow, 5-25 × 10-12 mm, flat dark, brown, strap shaped, stipitate, terete to compressed, dehiscent, with septae between the numerous seeds; seeds are bean shaped, shiny, dark.
Sanjib Barua
Attributions | Sanjib Barua |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Hunse-like leaf
Tree Type
Evergreen
Canopy
Semi
Leaf Type
Hunse like
Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078
Attributions | Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078 |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY_NC |
References |
Miscellaneous Details
Interesting Facts
Makes good charcoal. Planted as a fast-growing ornamental tree for its yellow flowers.
Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078
Attributions | Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078 |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY_NC |
References |
No Data
📚 Habitat and Distribution
General Habitat
Cultivated
Roadside
Sanjib Barua
Attributions | Sanjib Barua |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Description
Global Distribution
India: Assam, Maharastra, Gujarat, Rajasthan; South East Asia
Indian Distribution
Assam
Global Distribution
Native to tropical South America, South East Asia
Local Distribution
Common throughout in, Assam
Sanjib Barua
Attributions | Sanjib Barua |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Senna siamea map
Throughout India, except Jammu and Kashmir,Himachal Pradesh, Sikkim.
Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078
Attributions | Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078 |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY_NC |
References |
Endemic Distribution
Nativity
Native
Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078
Attributions | Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078 |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY_NC |
References |
No Data
📚 Occurrence
No Data
📚 Demography and Conservation
Risk Statement
Not at risk
Sanjib Barua
Attributions | Sanjib Barua |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Conservation Status
Not Evaluated
Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078
Attributions | Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078 |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY_NC |
References |
Protection Legal Status
Common in roadside, domestic area
Sanjib Barua
Attributions | Sanjib Barua |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
No Data
📚 Uses and Management
Uses
Leaves are used as manure,
• Cooked and eaten as vegetables Used as timber for making posts, beams
Sanjib Barua
Attributions | Sanjib Barua |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Medicinal :
Medicinal : Leaf,Fruit,Root
Food:
Food: Inedible
Fodder:
Fodder: Browseresistant
Fuelwood:
Good fuelwood
Pest Management:
Pest management: Leaf
Services And Uses
Nitrogen fixing, Wind break, Live fence, Nectar source, Green manure, Timber, Implements
Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078
Attributions | Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078 |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY_NC |
References |
No Data
📚 Information Listing
📚 Meta data
Meta data
Senna-siamea_map.tif
Cassia siamea_LC.tif
4 Hunse-like leaf.tif
Cassia siamea_LC.tif
4 Hunse-like leaf.tif
Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078
Attributions | Kavitha, A., N. Deepthi, R. Ganesan, S. C. Gladwin Joseph. Common Dryland Trees of Karnataka: Bilingual Field Guide. Ashoka Trust for Research in Ecology and the Environment, 2078 |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY_NC |
References |
No Data
🐾 Taxonomy
Root | Root |
Kingdom | Plantae |
Phylum | Tracheophyta |
Class | Equisetopsida C. Agardh |
Order | Fabales |
Family | Fabaceae |
Genus | Senna |
Species | Senna siamea (Lam.) H.S.Irwin & Barneby |
📊 Temporal Distribution
📷 Related Observations