Arenga porphyrocarpa

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Arenga (ah-REN-gah)
Scientific Classification
Genus: Arenga (ah-REN-gah)
Caryota humilis, Didymosperma porphyrocarpum, Wallichia porphyrocarpa.
Native Continent
Habit: Clustering
Leaf type: Pinnate
Survivability index
Common names
Calappa Palm, Indonesia: ki hura (Sundanese).

Habitat and distribution

Arenga porphyrocarpa is Native To: Sumatra, western and central Java. Rainforests.
400 Arenga porphyrocarpa 1 Foster Botanical Garden, Honolulu, Hawaii 130706 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).


Height: Up to 2.4m (8ft), Spread: Up to 2.4m (8ft), Growth Rate: Medium, Trunk Type: Clustering, No Crownshaft, Brown and Cane like. This Is An Understory Palm. Editing by edric.


Lighting: Partial Shade, Soil: Moist, Fast Draining, But Requires Consistently Moist Soil, Min. Temp: -3°C (27°F) Tolerances: High Humidity, Light Frost, Germination:1-6 Months, 28-32°C ( 82-90°F)

Comments and Curiosities

Uses: A root decoction and the palm heart are taken to treat urinary troubles.

An erect dwarf palm up to 3 m tall, growing in clumps, dying after flowering; leaves 5-8 on each stem, erecto-patent, up to 240 cm long including petiole, with 9-13(-17) leaf-segments 15-45 cm × 5-13 cm; inflorescence consisting of 5-7 spikes 13-30 cm long, peduncle 8-25 cm long, bisexual or unisexual, developing from the apex of the plant towards the base; male flowers with oblong petal lobes c. 6 mm long and 16-20 stamens; fruit narrowly obovoid, 1.5-2 cm long, red-purple turning orange, smooth and shining. A. porphyrocarpa occurs in mixed, disturbed forest and shrubby grassland up to 400 m altitude, locally numerous.

External Links


Phonetic spelling of Latin names by edric.

Special thanks to Geoff Stein, (Palmbob) for his hundreds of photos.

Special thanks to, Dr. John Dransfield, Dr. Bill Baker & team, for their volumes of information and photos.

Glossary of Palm Terms; Based on the glossary in Dransfield, J., N.W. Uhl, C.B. Asmussen-Lange, W.J. Baker, M.M. Harley & C.E. Lewis. 2008. Genera Palmarum - Evolution and Classification of the Palms. Royal Botanic Gardens, Kew. All images copyright of the artists and photographers (see images for credits).

Many Special Thanks to Ed Vaile for his long hours of tireless editing and numerous contributions.

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