As pointed by
@ardesia, geographic location is very helpful for giving ID suggestion. For example plant that looks like this one in my area usually is
do not know for sure whether Alternanthera 'Party Time'. and Iresine lindenii 'pink fire' are actually same plant, but the flower of the plant that looks like this in south east Asia are more like an Iresine rather than an Alternanthera.
sorry cant find my old picture.
