Adenium obesum
Desert Rose
Allamanda blanchetii
Purple Allamanda
Allamanda cathartica
Golden Trumpet
Alstonia pneumatophora
Marsh Pulai
Arachnothryx leucophylla
Bush Pentas
Asperula cynanchica
Squinancywort
Blackstonia perfoliata
Yellow-wort
Buchozia japonica
Snowrose
Calotropis gigantea
Giant Calotrope
Cantharanthus roseus
Pink Periwinkle
Cascabela thevetia
Yellow Oleander
Centaurium erythraea
Common Centaury
Centaurium littorale
Seaside Centaury
Centaurium portense
Perennial Centaury
Centaurium pulchellum
Lesser Centaury
Centaurium scilloides
Perennial Centaury
Crossandra infundibuliformis
Firecracker Flower
Cruciata laevipes
Crosswort
Cyrtophyllum fragrans
Tembusu
Galium album
Hedge Bedstraw
Galium aparine
Cleavers
Galium odoratum
Woodruff
Galium palustre
Marsh-bedstraw
Galium saxatile
Heath Bedstraw