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Calamus geniculatus

Botanic Family

Arecaceae

Author

Griffith

Common Names

• Mây thom (Annam)
• Mây dang (Annam)
• Rotan Dudoh (Kelantan)
• Rotan Lilin (Perak)
• Rotan Dudok (Perak)
• Rotan Landa (Penang)
• Rotan Segerah (Selangor)
• Rotan Jelutong (Malacca)
• Rotan Kerai (Malacca)
• Rotan Perpah (Malacca)
• Rotan Tungal (Malacca)
• Rotanjahaca

Geographical Habitats

• Borneo
• Sumatra - Indonesia
• Johore
• Kedah
• Kelantan
• Malacca
• Negeri Sembilan
• Pahang
• Penang
• Perak
• Seberang Perai
• Selangor
• Terengganu - Malaysia
• Singapore
• Thailand
• Vietnam

Natural Habitats

• Montane areas
• lowland & hill forest

Flowering Times

Fruiting Times

• Jul

Solitary rattan climbing palm to 20m. Leaf sheath to 150mm long with black spines to 40mm long, spines around sheath mouth to 100mm long. Spiny leaves to 3m long + 1m cirrus, long yellowish or black spines on margins, up to 40 bristly or spiny leaf segments per side, to 600mm x 37mm, cirrus to 1m long. Male spadix to 600mm with bracts armed with hair-like spines & female spadix 1000mm long with spathes, first spathe 130mm long, second 300mm x 27mm, female flower 8mm long with calyx 4mm x 4mm. Brownish fruits 24mm x 33mm.

Further References

• Thai F
• F Indochine
• GBS
• Kew
• Palmweb