Cassia javanica , Family-Fabaceae , Common name-Pink cassia, Wesak gaha , Origin-Introduced , Habit-Small tree , Ecology-Cultivated ,Comment-Flowers May to July, Red to pink in sub species javanica and Pink to white in sub species nodosa. Petals 2- 3.5 cm long.

Name	Cassia alata
Family	Fabaceae
Common names	Ath thora ඇත් තෝර
Origin	Introduced – Tropical america
Habit	Small tree
Climatic zone
NCS
IUCN	Least concern
Comment	Wild in disturbed and wet places. Flowers upright. Large leaflets.
Reference

Name	Cassia auriculata
Family	Fabaceae
Common names	Ranawara, Avarai, රනවරා
Origin	Native
Habit	Shrub
Climatic zone	Dry, costal dunes,
NCS
IUCN
Comment	Common Yala, Wilpattu, scrub. Rounded leaves.
Reference	R7

Name	Cassia fistula
Family	Fabaceae
Common names	Ehela ඇහැල
Origin	Native
Habit	Small tree
Climatic zone	Monsoon forest subcanopy, dry
NCS
IUCN	Least concern
Comment	T&S 53.36, R7-86
Reference

Name	Cassia occidentalis
Family	Fabaceae
Common names	Peni thora, පැනි තෝර
Origin	Introduced
Habit	Shrub
Climatic zone	Disturbed area, grasslands,
NCS
IUCN
Comment	Small shrub, pointed leaves
Reference

 

Name	Cassia spectabilis
Family	Fabaceae
Common names	Kaha kona, කහ කොන
Origin	Introduced – S America
Habit	Small tree
Climatic zone	Planted, roadsides
NCS
IUCN
Comment	Flowers upward spikes, leaflets pointed, no terminal leaflet
Reference

Cassia moschata , Family-Fabaceae , Common name-Pink cassia , Origin-Introduced , Habit-Small tree , Ecology-Cultivated ,Comment-Flowering January to March. Petals upto 1.5 cm. Yellow to orange or pink.

Cassia javanica , Family-Fabaceae , Common name-Pink cassia, Wesak gaha , Origin-Introduced , Habit-Small tree , Ecology-Cultivated ,Comment-Flowers May to July, Red to pink in sub species javanica and Pink to white in sub species nodosa. Petals 2- 3.5 cm long.

Cassia roxburghii , Family-Fabaceae , Common name-Rathu wa, රතු වා , Origin-Native , Habit-Small tree , Ecology-Dry zone ,Comment-Drooping branches with small red flower clusters. Former synonym Cassia marginata.