Plants Hi to Ir
Hibiscus trionum Flower Of An Hour Shrub
Hieracium pilosella MouseEar Hawkweed Various
Hierochloe borealis Northern Holy Grass Sweet Grass
Hierochloe odorata Sweet Grass Grass
Hippocrepis comosa Horseshoe Vetch Various
Hippophae rhamnoides Sea Berry Sea Buckthorn
Holboellia coriacea Originated in 8230 Hupeh China Vine
Holboellia latifolia Originated in 8230 Himalayas Various
Holcus lanatus Velvet Grass Grass
Holcus mollis Albovariegatus Velvet Grass Grass
Holodiscus discolor Ocean Spray Cream Bush
Hordeum distichon Barley Various
Hordeum jubatum SquirrelTail Grass Foxtail Barley Grass
Hordeum murinum Wall Barley Grass
Hordeum vulgare SixRowed Barley Grass
Horkelia fusca Dusky Horkelia Various
Horkelia tenuiloba Santa Rosa Horkelia Various
Hosta flactans Plantain Lily Flower
Hosta fortunei Aureomarginata Various
Hosta lancifolia Narrowleaf Plantain Lily Various
Hosta sieboldiana Siebold Plantain Liy Various
Hosta spp Hosta Plantain Lily Flower
Hosta undulata Wavyleaf Plantain Lily Various
Houlletia odoratissima Epiphytic Orchid Originated in 8230
Houttuynia cordata Variegata Various
Hovenia dulcis Japanese Raisintree Raisin Tree Kenpo Nashi
Hoya carnosa Porcelainflower Wax Plant Originated in 8230
Hulsea nana Originated in 8230 Northern California Various
Hunnemannia fumariifolia Mexican Tulip Poppy Various
Hyacinthoides hispanica Spanish Bluebell Groundcover
Hyacinthus orientalis Garden Hyacinth Various
Hydrangea arborescens Wild Hydrangea Various
Hydrangea macrophylla French Hydrangea Shrub
Hydrastis canadensis Goldenseal Orangeroot Turmeric Flower
Hygrophila spinosa Gokulakanta Various
Hymenocallis caribaea Caribbean Spiderlily Originated in 8230
Hymenocallis galvestonia Spider Lily Originated in 8230
Hymenocallis occidentalis Spider Lily Originated in 8230
Hymenoclea monogyra Singlewhorl Burrobrush Flower
Hymenoclea salsola Burrobrush Flower
Hyoscyamus niger Henbane Stinking Nightshade Various
Hypericum ascyron Great St Johnswort Various
Hypericum calycinum AaronS Beard Creeping St
Hypericum perforatum St Johnswort Y Fendigedig
Hypericum scouleri Originated in 8230
Hypericum x moseranum Tricolor St Johnswort
Hyptis emoryi Desert Lavender Bee Sage Originated in 8230
Hyssopus officinalis European Hyssop Herb
Hystrix patula Bottlebrush Grass Grass
Iberis amara Annual Candytuft Wild Candytuft
Iberis odorata Candytuft Various
Iberis sempervirens Evergreen Candytuft Groundcover
Iberis umbellata Globe Candytuft Various
Idesia polycarpa Originated in 8230 JapanChina Various
Ilex aquifolium English Holly Shrub
Ilex paraguariensis Mat Various
Ilex pedunculosa Japanese Holly Originated in 8230
Ilex yunnanensis Yunnan Holly Various
Illicium anisatum Anise Tree Herb
Illicium floridanum Florida Anisetree Various
Illicium verum Ba Jiao Hui Xian Star Anise Various
Impatiens balsamina Spotted Snapweed Garden Balsam
Impatiens capensis Jewelweed Originated in 8230
Impatiens pallida Pale TouchMeNot Yellow Jewelweed
Impatiens wallerana Busy Lizzie Balsam Jewelweed Flower
Impatiens walleriana Busy Lizzy Patient Lucy Various
Imperata cylindrica Red Baron Grass
Imperatoria ostruthium Masterwort Various
Incarvillea delavayi Hardy Gloxinia Various
Indigofera anil Indigo Originated in 8230 Europe Various
Indigofera incarnata Chinese Indigo Various
Indigofera suffruticosa Indigo Azul De Ail Ail De Pasto
Indigofera tinctoria True Indigo Originated in 8230
Inula acaulis Stemless Inula Flower
Inula ensifolia Swordleaf Inula Various
Inula helenium Elecampane Inula Various
Inula japonica Xuan Fu Hua Various
Iochroma cyameum Originated in 8230
Ionopsidium acaule False Diamond Flower Various
Ipheion uniflorum Spring Starflower Various
Ipomoea alba Tropical White MorningGlory Moonflower Vine
Ipomoea batatas Sweet Potato Various
Ipomoea bonanox Moonflower Vine
Ipomoea coccinea Red Morning Glory Star Ipomoea
Ipomoea quamoclit Cypress Vine Originated in 8230
Ipomoea spp Morning Glory Wild Sweet Potato
Ipomoea tricolor Grannyvine Morning Glory Vine
Ipomoea x multifida Cardinal Climber Vine
Ipomopsis aggregata Skyrocket Scarlet Gilia
Ipomopsis rubra Standing Cypress Various
Iris Blue Ribbon Dutch Iris Flower
Iris Caprice Bearded Iris Flower
Iris cristata Crested Iris Various
Iris cypriana Bearded Iris Flower
Iris Cypriana Bearded Iris Flower
Iris ensata Russian Iris Japanese Iris Various
Iris Fairy Bearded Iris Flower
Iris foetidissima Stinking Iris Stinking Gladwyn Various
Iris gracilis Dwarf Bearded Iris Flower
Iris laevigata Variegata Variegated RabbitEar Iris Various
Iris macrosiphon Ground Iris Originated in 8230
Iris Mandalay Bearded Iris Flower
Iris mesopotamica Bearded Iris Flower
Iris pallida Sweet Iris Bearded Iris Flower
Iris persica Originated in 8230 Asia minor Flower
Iris pseudacorus Paleyellow Iris Bun Sealasdair