Character Matrix → Cladogram Builder

Click two taxa/clusters to join them into a clade. Keep merging until one tree remains, then see how many character-state changes your tree requires.
TaxonC1C2C3C4
O (outgroup)0000
D0001
C1000
A1100
B1110
Click one taxon, then click another to merge them into a clade. Click a merged clade to include it in your next merge too.