STOLON FIG Ficus stolonifera King (1888)   SECTION SYCOCARPUS

Latin: From the long root like stolons that bear figs. The stolons may hang from the lower trunk or emerge at ground level creeping through the earth litter.

Habits: A small shrub to  large tree  of the forest understorey,  growing up to 27m  tall at Lambir Park in N. Sarawak. Locally common at Lambir, Gunung Palung (West Kalimantan) and East Kutai (East Kalimantan) but rare in Sabah and Brunei.

Leaves: Large,  hairy, slightly assymetric (uneven) leaves with toothed edges (dentate) typical of the earth figs found in Borneo.

Figs: Small, ripening white, green to bright crimson covered in white dots which act as glands  for feeding ants.

Distribution: Endemic to Borneo. The GBIF portal lists 27 herbarium collections.

Sabah: Has been collected at 1,200m on Kinabalu at Ulu Liwagu/Ulu Mesilau , also in the Crocker Range and at Sepilok but generally very uncommon.

Brunei: One record from Sg Rampayoh, Labi Road.

Sarawak: The most common fig at Lambir in the 52 ha Smithsonian Plot with 780 records. Locally common at Kapit (Belaga) in central Sarawak but absent from the Kuching area.

Kalimantan: Locally common at Gunung Palung in West Kalimantan and  Kutai in East Kalimantan  but no records from SE Kalimantan.

Corner (1978)  stolonifera and F.geocarpa  ENHANCED.jpg
Corner’s (1978) drawing of Ficus stolonifera (endemic to Borneo) compared with Ficus geocarpa (endemic to Sulawesi). Corner considered F. geocarpa a close relative of F. stolonifera.

 

 

Koorders  et Val. (1918) Ficus ribes  (2).jpg
Ficus ribes from Kooders & Valeton (1918) Atlas  der Baumarten von Java. A common fig of Java and Sumatra. This is  probably the closest relative to F.stolonifera of Borneo.