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.
Mandai forest; 2012.
More pictures can be found at
(1) EARTH website
Canthium horridum Blume
Recent Synonyms: Canthium scandens Blume
Status: Native; Endangered.
Growth Form or Habit: Shrub.
Mandai; 2011.
Callicarpa longifolia Lamk.
Recent Synonyms: None.
Status: Native; Endangered.
Growth Form of Habit: Shrub.
Jalan Ulu Sembawang park connector; 2011.
Jalan Ulu Sembawang park connector; 2011.
Rondeletia leucophylla Kunth
Recent Synonyms: None relevant
Status: Exotic; Cultivated only.
Growth Form or Habit: Shrub.
Garden at Dhoby Ghuat MRT; Cultivated; 2011.
Other Information:
Common Names: Panama Rose.
More pictures can be found at
(1) The Plant Observatory website
Psychotria sarmentosa Blume
Recent Synonyms: None relevant.
Status: Native; Critically endangered.
Growth Form or Habit: Climber.
Pulau Semakau; 2011.
Gardenia jasminoides J. Ellis
Recent Synonyms: None relevant.
Status: Exotic; Cultivated only.
Growth Form or Habit: Shrub.
Serangoon; Cultivated; 2011.
Serangoon; Cultivated; 2011.
Serangoon; Cultivated; 2011.
Psychotria helferiana Kurz
Recent Synonyms: None relevant.
Status: Native; Critically endangered.
Growth Form or Habit: Shrub.
Central Catchment Nature Reserve; 2010.
Central Catchment Nature Reserve; 2010.
Central Catchment Nature Reserve; 2010.
Central Catchment Nature Reserve; 2010.
Uncaria cordata (Lour.) Merr.
Recent Synonyms: None relevant.
Status: Native; Endangered.
Growth Form or Habit: Climber.
Central Catchment Nature Reserve; 2011.
Leaves: Leaf base heart-shaped.
Stipules: Bi-lobed.
Reference:
Tan, H. T. W.., K. S. Chua & I. M. Turner, 1995. Rubiaceae of the Bukit Timah Nature Reserve. Gardens’ Bulletin, Supplement No. 3: 29-59.
Porterandia anisophylla (Jack ex Roxb.) Ridl.
Recent Synonyms: None relevant.
Status: Native; Vulnerable. Cultivated.
Growth Form or Habit: Tree.
Central Catchment Nature Reserve; 2010.
Central Catchment Nature Reserve; 2010.
Central Catchment Nature Reserve; 2010.
Central Catchment Nature Reserve; 2010.
Mandai forest; Secondary forest; 2011.
More pictures can be found at
(1) The Plant Observatory website
Lasianthus attenuatus Jack
Recent Synonyms: Lasianthus densifolius Miq.
Status: Native; Vulnerable.
Growth Form or Habit: Shrub.
Central Catchment Nature Reserve; 2010.
Central Catchment Nature Reserve; 2010.
Central Catchment Nature Reserve; 2010.
Central Catchment Nature Reserve; 2010.
The Total Vascular Flora of Singapore Online 
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