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Allamanda cathartica 'Stansill's Double'

Family Name: Apocynaceae
Common Name: Double-petalled Golden Trumpet, Double-petalled Yellow Allamanda
Full Sun: 6-8h Moderate Water Roadside Tree / Palm Ornamental Flowers Climber, Vine and Liana Woody


Family Name
Genus Epithet
Species Epithet
Infraspecific Epithet
Name Status (botanical)
Common Names

Classifications and Characteristics

Plant Division Angiosperms (Flowering Seed Plants) (Dicotyledon)
Plant Growth Form Climber, Vine & Liana, Shrub (Woody)
Lifespan (in Singapore) Perennial
Mode of Nutrition Autotrophic
Maximum Height 3 m

Description and Ethnobotany

Growth Form A vine plant which has golden yellow double petals; shiny and glossy green leaves.
Foliage Leaves are shiny green, simple, arranged in whorls of 3 or 4 along the stems, elongated shape, prominent mid vein, hairless, petiolate, leathery, contain latex (milky sap). 
Stems Stems are hairless, older stems are woody and brownish, while younger stems are greenish. Milky sap present. 
Flowers Yellow, funnel-shaped, double form of petals
Etymology Genus name honours Frederich Allamand, a Swiss botanist in the 18th century. Specific epithet means purgative.

Landscaping Features

Desirable Plant Features Ornamental Flowers
Plant & Rootzone Preference - Tolerance Well-Drained Soils
Landscape Uses Roadside Tree / Palm, Parks & Gardens, Hedge / Screening

Plant Care and Propagation

Light Preference Full Sun
Water Preference Moderate Water
Propagation Method Seed, Stem Cutting


Foliage Retention Evergreen
Mature Foliage Colour(s) Green
Mature Foliage Texture(s) Glossy / Shiny
Prominent Young Flush Colour(s) Green
Young Flush Texture(s) Glossy / Shiny
Foliar Type Simple / Unifoliate
Foliar Arrangement Along Stem Opposite, Whorled
Foliar Attachment to Stem Petiolate
Foliar Shape(s) Non-Palm Foliage (Lanceolate, Oblong)
Foliar Venation Pinnate / Net
Foliar Margin Entire - Wavy / Undulate
Foliar Apex - Tip Acuminate
Foliar Base Acute

Non - Foliar and Storage

Stem Type & Modification Woody

Floral (Angiosperm)

Flower & Plant Sexuality 1 Bisexual Flowers
Flower Colour(s) Yellow / Golden
Flower Grouping Cluster / Inflorescence
Flower Location Axillary
Individual Flower Shape Trumpet-shaped
Inflorescence Type Cyme
Flowering Habit Polycarpic

Image Repository



Master ID 8
Species ID 1304
Flora Disclaimer The information in this website has been compiled from reliable sources, such as reference works on medicinal plants. It is not a substitute for medical advice or treatment and NParks does not purport to provide any medical advice. Readers should always consult his/her physician before using or consuming a plant for medicinal purposes.
Species record last updated on: 20 April 2020.