Isopyram. Ranunculaceæ.
Propagated by seeds or by divisions, in autumn or spring.
Itea. Saxifrageæ.
Propagated by seeds or by suckers, in spring; and in autumn by layers.
Ivy. See [Hedera] and [Ampelopsis].
Ixia, including Morphixia. Irideæ.
Seeds may be sown in pans of sandy soil in autumn, and placed in a cool frame. Propagation by bulbels is a much quicker, as it is the usual method.
Ixiolirion, Kolpakowskia. Amaryllideæ.
Increased by seeds; and by bulbels.
Ixora. Rubiaceæ.