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Pomatocalpa diffusum

Name

Family Name
Genus Epithet
Species Epithet
Name Authority
Name Status (botanical)
Comments

Classifications and Characteristics

Plant Division Angiosperms (Flowering Seed Plants) (Monocotyledon)
Plant Growth Form Epiphyte
Lifespan (in Singapore) Perennial
Mode of Nutrition Autotrophic

Biogeography

Native Distribution Myanmar, Thailand, Peninsular Malaysia, Singapore, Sumatera, Java, Borneo, Sulawesi, Philippines and Lesser Sunda Islands. 
Native Habitat Terrestrial
Local Conservation Status Native to Singapore (Critically Endangered (CR))

Description and Ethnobotany

Growth Form An epiphyte, it has a rambling habit, climbing by means of its stems and roots. 
Stems The stems can grow up to 5m long with internodes of up to 4.6cm and a diameter of 1 to 1.3cm. 
Flowers The flowers are borne on long, branched racemes and range from 7 to 30cm long. Each branch can bear 15 to 50 flowers. The flower sepals and petals are yellow with a red-brown margin. The flower lip is yellow and recurved with an acute apex. The side-lobes of the lip are triangular and sub-acute to acute. The spur is bucket-shaped and slightly inflated. 
Cultivation It is best grown under partial sun or about 70% sun and can be grown in a hanging pot or mounted on a piece of fern or tree bark. 

Landscaping Features

Desirable Plant Features Ornamental Flowers
Landscape Uses Parks & Gardens
Thematic Landscaping Golden Garden, Naturalistic Garden

Plant Care and Propagation

Light Preference Semi-Shade, [Remarks] (It can be grown under light shade (70% sun). )
Water Preference Moderate Water
Propagation Method Seed

Floral (Angiosperm)

Flower & Plant Sexuality Bisexual Flowers
Flower Colour(s) Yellow / Golden
Flower Grouping Cluster / Inflorescence
Flower Symmetry Bilateral
Inflorescence Type Panicle

Image Repository

Images

Others

Master ID 31970
Species ID 6372
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: 15 October 2025.
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