Let me add:
In particular these are ready for trim or dividing:
1. Blyxa japonica
2. Rotala macrandra
3. Limnophila sp. 'Gigantea'
8. Crypt. wendtii
9. Red Tiger Lotus
10. Didiplis diandra
11. Ranunculus inundatus
12. Lobelia cardinalis
13. Rotala verticillaris
15. Needle-leaf fern
16. Polygonum sp. 'Kawagoneum'
17. Hygrophila salicifolia
18. Rotala macrandra 'Narrow Leaf'
19. Anubias barteri var. nana
20. Ludwigia inclinata var. verticillata 'Cuba'
22. Eichhornia diversifolia
23. Potamogeton gayi
Most, if not all, can be seen on the Plant Finder here:
http://www.aquaticplantcentral.com/forumapc/plantfinder/