Imperata cylindrica 'Red Baron' Incarvillea arguta
Incarvillea delavayi Incarvillea delavayi 'Snowtop'
Indocalamus tessellatus Ingartia ravelo-sucre
Inula helenium Inula magnifica
Inula salicina Ipheion peduncularis
Ipheion uniflorum Ipheion uniflorum 'Rolf Fiedler'
Ipheion uniflorum 'Wisley Blue' Ipomoea 'Good Morning Series'
Ipomoea alba Ipomoea andersonii
Ipomoea aquatica Ipomoea batatas
Ipomoea batatas 'Blackie' Ipomoea batatas 'Margarita'
Ipomoea batatas 'number 99' Ipomoea batatas 'Pink Frost'
Ipomoea batatas 'Sulfur' Ipomoea batatas 'Sweet Caroline Bright Green'
Ipomoea batatas 'Sweet Caroline Bronze' Ipomoea batatas 'Sweet Caroline Guacamole'
Ipomoea batatas 'Sweet Caroline Light Green' Ipomoea batatas 'Sweet Caroline Purple'
Ipomoea batatas 'Sweet Caroline Sweet Heart Light Green' Ipomoea batatas 'Sweet Caroline Sweet Heart Red'
Ipomoea batatas 'Sweet Georgia Heart Red' Ipomoea batatas 'Tricolor'
Ipomoea carnea ssp. fistulosa Ipomoea horsfalliae
Ipomoea x imperialis 'Cameo Elegance' Ipomoea lobata
Ipomoea lobata 'Citronella' Ipomoea nil 'Hanafubuki'
Ipomoea pandurata Ipomoea pes-caprae
Ipomoea sagittata Ipomoea stolonifera
Ipomoea tricolor Ipomoea tricolor 'Crimson Rambler'
Ipomoea tricolor 'Early Call' Ipomoea tricolor 'Flying Saucers'
Ipomoea tricolor 'Heavenly Blue' Ipomoea tricolor 'Pearly Gates'
Ipomoea tricolor 'Tie Dye' Ipomoea tricolor 'Variegata'
Ipomoea wrightii Iresine herbstii
Iresine lindenii