Hydrocotyle leucocephala
[Brazilian Pennywort]

photo
DSC07123 (14)
photo
DSC05597 (08)
photo
DSC03965 (12)
photo
DSC05598 (08)
photo
DSC07121 (14)

Close-up view:

photo
DSC07114 (14)

Below was the plant that I obtained from an aquarium shop in October 2016.

photo
DSC07962 (16)
photo
DSC07959 (16)
photo
DSC08244 (16)
photo
DSC08247 (16)
photo
DSC07949 (16)

Close-up view:

photo
DSC07958 (16)