Common plant names.
Below is a list of plant names beginning with the letter 'I', listed by common name. Click a letter of the alphabet to see a list of plants with common names beginning with that letter. Alternatively click here to see the plants listed alphabetically by botanic name.
Common names: ABCDEFGHIJKLMNOPQRSTUVWXYZ
| Common name | Botanic name |
|---|---|
| Ice plant | Sedum spectabile |
| Incense cedar, California incense cedar | Calocedrus decurrens |
| Indian bean tree, Cigar Tree | Catalpa bignonioides |
| Indian bean tree | Catalpa bignonioides 'Aurea' |
| Indian Horse Chestnut | Aesculus indica |
| Indian mallow | Abutilon |
| Indian mallow | Abutilon x suntense |
| Indian shot plant, African arrowroot | Canna indica |
| Indigo woodland sage | Salvia forsskaolii |
| Interrupted brome | Bromus interruptus |
| Iris | Iris |
| Iris | Iris 'Austrian Sky' |
| Iris | Iris 'Blue Denim' |
| Iris | Iris 'Blue Shimmer' |
| Iris | Iris 'Bright Eyes' |
| Iris | Iris 'Green Spot' |
| Iris | Iris 'Jane Phillips' |
| Iris | Iris 'Kent Pride' |
| Iris | Iris 'Langport Wren' |
| Iris | Iris 'Lemon Flare' |
| Iris | Iris 'Lilliwhite' |
| Iris | Iris 'Little Shadow' |
| Iris | Iris 'Pogo' |
| Iris | Iris 'Pygmy Gold' |
| Iris | Iris 'Space Mist' |
| Iris | Iris florentina |
| Iris | Iris florentina 'Orris' |
| Iris | Iris germanica 'Fit the Bill' |
| Iris, Bearded iris | Iris germanica 'Golden Muffin' |
| Iris | Iris germanica 'Nepalensis' |
| Iris | Iris germanica 'White City' |
| Iris, Yellow flag iris | Iris pseudacorus |
| Iris | Iris pseudacorus 'Variegata' |
| Iris | Iris reticulata |
| Iris | Iris sibirica 'Ruffled Velvet' |
| Iris | Iris sibirica 'Tropic Night' |
| Iris | Iris stylosa |
| Iris | Iris sibirica 'Snow Queen' |
| Iris | Iris 'Blue Rhythm' |
| Iris | Iris 'Midsummer's Night Dream' |
| Iris | Iris 'Black Swan' |
| Irish ivy | Hedera helix var. hibernica |
| Irish ivy | Hedera hibernica |
| Irish lady's tresses | Spiranthes romanzoffiana |
| Irish yew | Taxus baccata 'Fastigiata' |
| Italian aster | Aster amellus 'Brilliant' |
| Italian aster | Aster amellus 'Veilchenkonigin' |
| Italian beetroot, Beetroot, Garden beet | Beta vulgaris 'Barbabietola di Chioggia' |
| Italian Bluebell | Hyacinthoides italica |
| Italian buckthorn | Rhamnus alaternus |
| Italian chicory, Radicchio, Red chicory, Leaf chicory | Cichorium intybus 'Palla Rossa' |
| Italian cypress, Cypress | Cupressus sempervirens |
| Italian garlic | Allium pendulinum |
| Italian honeysuckle, Perfoliate honeysuckle | Lonicera caprifolium |
| Italian Lords and Ladies, Cuckoo pint | Arum italicum |
| Italian ryegrass | Lolium multiflorum |
| Itoh peony, Paeony | Paeonia 'Court Jester' |
| Itoh peony, Paeony | Paeonia 'Garden Treasure' |
| Ivy, Canary Island ivy, Variegated ivy | Hedera canariensis 'Variegata' |
| Ivy, Persian ivy | Hedera colchica |
| Ivy | Hedera helix 'Woerneri' |
| Ivy leafed cyclamen, Neapolitan cyclamen, sowbread | Cyclamen hederifolium |
| Ivy-leafed geranium, Trailing geranium | Pelargonium peltatum |
| Ivy-leafed toadflax, Pennywort | Linaria Cymbalaria |
| Ivy-leaved duckweed | Lemna triscula |
| Ivy-leaved toadflax | Cymbalaria muralis |
