Archive for Order: Gentianales

Gaertnera obesa

Gaertnera obesa Hook. f. ex C.B. Clarke

Recent Synonyms: Psychotria obesa Wall.

Status: Native; Endangered.

Growth Form or Habit: Shrub.


Mandai forest; 2012.


Mandai forest; 2012.


Mandai forest; 2012.

Gaertnera obesa (7a)
Mandai forest; 2012.

More pictures can be found at

(1) EARTH website

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Canthium horridum

Canthium horridum Blume

Recent Synonyms: Canthium scandens Blume

Status: Native; Endangered.

Growth Form or Habit: Shrub.

Canthium horridum H8-0542
Mandai; 2011.

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Callicarpa longifolia

Callicarpa longifolia Lamk.

Recent Synonyms: None.

Status: Native; Endangered.

Growth Form of Habit: Shrub.

Callicarpa longifolia 01
Jalan Ulu Sembawang park connector; 2011.

Callicarpa longifolia 03
Jalan Ulu Sembawang park connector; 2011.

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Alstonia angustifolia

Alstonia angustifolia Wall. ex A. DC.

Recent Synonyms: None.

Status: Native; Common.

Growth Form or Habit: Tree.

Alstonia angustifolia A28-5620
Mandai; 2011.

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Strychnos ignatii

Strychnos ignatii P.J. Bergius

Recent Synonyms:

Status: Native; Vulnerable.

Growth Form or Habit: Climber.

Branches

Central Catchment Nature Reserve (CCNR), 2011

Fresh leaves (upper side)

Central Catchment Nature Reserve (CCNR), 2011

Dried leaves (under side)

Central Catchment Nature Reserve (CCNR), 2011

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Rondeletia leucophylla

Rondeletia leucophylla Kunth

Recent Synonyms: None relevant

Status: Exotic; Cultivated only.

Growth Form or Habit: Shrub.

IMG_6045
Garden at Dhoby Ghuat MRT; Cultivated; 2011.

Other Information:

Common Names: Panama Rose.

More pictures can be found at

(1) The Plant Observatory website

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Micrechites serpyllifolius

Micrechites serpyllifolius (Blume) P.I. Forster

Recent Synonyms: Ichnocarpus serpyllifolius (Blume) P.I. Forst.

Status: Native; Critically endangered

Growth Form or Habit: Climber.

DPP_00003

Bukit Timah Nature Reserve, 2011.

Leaves: Simple; Opposite; Coriaceous, rarely subcoriaceous. Petiole hairless or minutely pubescent.

DPP_00004

Bukit Timah Nature Reserve, 2011.

Branch: Sparsely villous, minutely pubescent or hairless; becoming hairless with age; pores for gaseous exchange.

Flower: Cream colour; Inflorescence axillary and terminal.

Fruit: Hairless.

DPP_00005

Bukit Timah Nature Reserve, 2011.

Habitat: Forest from sea level up to 1300m.

Occurrence: Bukit Timah Nature Reserve.

Distribution: Thailand, Sumatra, Peninsular Malaysia, Singapore, Borneo, Java, Philippines, Sulawesi.

Use: Harvest for non-commercial rubber before widespread of Hevea brasiliensis.

Reference:

Ridley, H. N. (1967) The Flora of Malay Peninsula. A. Asher & Co. Amsterdam. 672 pp.

Middleton D. J. (2009) An update on the Apocynaceae in Thailand. Thai Forest Bulletin (Botany), Special Issue: 143-155. Available online [PDF]

Middleton D.J. (2007). Apocynaceae (subfamilies Rauvolfioideae and Apocynoideae). Flora Malesiana, Series I, 18: 1-474pp. Available online [htm]

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