Hoya diversifolia Blume
Recent Synonyms: None.
Status: Native; Critically endangered. Cultivated.
Growth Form or Habit: Climber.
Melanthera biflora (L.) Wild
Recent Synonyms: Wollastonia biflora (L.) DC.; Wedelia biflora (L.) DC.
Status: Native; Common. Cultivated.
Growth Form or Habit: Shrub.
Sungei Punggol; Mangrove; 2010.
More pictures can be found at
(1) The Plant Observatory website
Strobilanthes crispus Blume
Recent Synonyms: None relevant.
Status: Exotic; Cultivated only.
Growth Form or Habit: Herb.
Khatib Bongsu; Plantation; 2010.
Khatib Bongsu; Plantation; 2010.
Other Information:
Common Name: Black Face General.
More pictures can be found at
(1) The Plant Observatory website
Bruguiera cylindrica (L.) Blume
Recent Synonyms: None relevant.
Status: Native; Common. Cultivated
Growth Form or Habit: Tree.
Sungei Serangoon; Mangrove; 2009.
More pictures can be found at
(1) The Plant Observatory website
Scyphiphora hydrophylacea C.F. Gaertn.
Recent Synonyms: None relevant.
Status: Native; Common. Cultivated
Growth Form or Habit: Shrub.
Khatib Bongsu; Mangrove; 2010.
Khatib Bongsu; Mangrove; 2010.
Khatib Bongsu; Mangrove; 2010.
Other Information:
Common Name: Chengam.
More pictures can be found at
(1) The Plant Observatory website
Allophylus cobbe (L.) Reausch.
Recent Synonyms: None relevant.
Status: Native; Common. Cultivated
Growth Form or Habit: Shrub.
Khatib Bongsu; Mangrove; 2010.
Other Information:
Common Name: Tit Berry.
More pictures can be found at
(1) The Plant Observatory website
Dimocarpus longan Lour. var. longan
Recent Synonyms: None relevant.
Status: Exotic; Casual. Cultivated
Growth Form or Habit: Tree.
Sengkang Riverside Park; Cultivated; 2010.
Seng Kang Riverside Park; Cultivated; 2010.
Sengkang Riverside Park; Cultivated; 2010.
Sengkang Riverside Park; Cultivated; 2010.
Other Information:
Common Name: Longan.
Other Varieties: Dimocarpus longan var. malesianus
Cissus hastata Miq.
Recent Synonyms: Vitis hastata Miq.
Status: Crytogenic.
Growth Form or Habit: Herbaceous climber.
Khatib Bongsu; Secondary forest edge; 2010.
Punggol; Secondary forest edge; 2010.
Leaves: Lamina ovate to lacelolate, margin serrate, apex acuminate, base auriculate, cordate to hastate, 2–15.5 cm by 1.5–8 cm, glabrous, coriaceous, often red along margin and lamina lower surface, petiole 1.5–3.2 cm long.
Stem: Stem quadrialate, wings often red, up to 1 cm across, glabrous when young, glaucous to corky with age, tendril 2-furcate, red, leaf-opposed, characteristic of all members of the family.
Flowers: In a umbellate cyme without tendril, 1–2.5 cm across, leaf-opposed, peduncle 1.5–2 cm long. Flower ca. 5 mm across, petals cream adaxially, red abaxially.
Punggol; Secondary forest edge; 2010.
Khatib Bongsu; Secondary forest edge; 2010.
Fruits: Berry globose, ca. 5 mm across, ripening red to black, with 1 seed per fruit; seed ca. 4 mm by 3 mm.
Habitat: Secondary forest fringe, inbaited area and wasteland.
Occurrence: Widespread as a weed, uncommon in better qulaity forest.
Distribution: India, Myanmar, Vietnam, Thailand, Malesia.
References:
(1) Latiff, A. 1981. Studies in Malesian Vitaceae, 6. The Malay Peninsula species of Cissus L. Malayan Nature Journal 35: 197–207.
(2) Yeo, C.K. 2001. The Vitaceae and Leeaceae of Singapore. Honours Thesis, National University of Singapore. 96 pp.
More pictures can be found at
(1) The Plant Observatory website
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