Dimocarpus longan longan Lour.

Etymology Genus From Greek, dis (two) and karpos (fruit), possibly referring to the two-lobed pistil
Species After the Mandarin common name of the fruit, Dragon's Eye
Family Sapindaceae
Synonyms -
Common Names Longan, Dragon's Eye
Status Exotic: Cultivated only (pers. obs.)
Form Shrub
Native Distribution China

Diagnostics:

Dimocarpus longan ssp. (subspecies) longan is a shrub easily recognisable by its foliage. The leaflets are frequently curved inwards and the lower surface is smooth because of fine hairs.

Another subspecies Dimocarpus longan ssp. malesianus is a tree with large leaves, quite commonly found in abandoned plantations turned forests now.


Interesting Facts:

This Longan subspecies is the one commonly cultivated by residents in Singapore for their edible fruits.


The form of the Longan. Note the distinct foliage characterised by their rolled leaves.

A pinnate leaf, where each leaflet is strongly curved.

The inflorescence.

Leaflet front and back (where it is hairy).

Fruits.


References

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Posted Date: 2017-06-03 / Modified Date: 2017-06-03