Families (As per The Plant List)

 
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | A-Z

I

Icacinaceae - 7 (Apodytes dimidiata, Apodytes dimidiata var. acutifolia, Gomphandra coriacea, Gomphandra tetrandra, Miquelia dentata, Nothapodytes nimmoniana, Sarcostigma kleinii)

Iridaceae - 1 (Belamcanda chinensis)