Harebell (spp.) Harebell Speedwell 'Aztec Gold'
Harebell Speedwell 'Blue Sheen' Harebell 'Olympica'
Harebell, Carpathian (spp.) Harebell, Carpathian 'Bavaria Blue'
Harebell, Carpathian 'Blue Clips' Harebell, Carpathian 'Blue Moonlight'
Harebell, Carpathian 'Blue Uniform' Harebell, Carpathian 'Deep Blue Clips'
Harebell, Carpathian 'Pearl Deep Blue' Harebell, Carpathian 'White Uniform'
Harebell: symphiandrahybrid Hare's Foot Fern
Hare's Tail 'Harlequin' Bigleaf Hydrangea
Harlequin Blueflag 'Harlequin' Common Honeysuckle
Harlequin Flower Harlequin Flower: tricolor
'Harlequin' French Marigold Harlequin Glory Bower
'Harlequin' Japanese Barberry Harlequin Maple (spp.)
Harlequin Maple 'Alberta Park' Harlequin Maple 'Almira'
Harlequin Maple 'Charles F. Irish' Harlequin Maple 'Cleveland'
Harlequin Maple 'Columnare' Harlequin Maple 'Crimson King'
Harlequin Maple 'Crimson Sentry' Harlequin Maple 'Drummondii'
Harlequin Maple 'Easy Street™' Harlequin Maple 'Emerald Lustre™'
Harlequin Maple 'Erectum' Harlequin Maple 'Globosum'
Harlequin Maple 'Goldsworth Purple' Harlequin Maple 'Greenlace'
Harlequin Maple 'Maculatum' Harlequin Maple 'Olmsted'
Harlequin Maple 'Royal Red' Harlequin Maple 'Schwedleri'
Harlequin Maple 'Summershade' Harlequin Maple 'Superform'
Harlequin Maple 'Undulatum' 'Harlequin Mix' Dahlia
'Harlequin' Wintercreeper Harmomy Manzanita
'Harmonic Convergence' Alumroot: Heuchera 'Harmony' Dwarf Iris
'Harmony' Oakleaf Hydrangea 'HARpageant (Easy Does It™)' Rose
'Harry Edland' Rose Harry Lauder's Walking Stick 'Atropurpurea'
Harry Lauder's Walking Stick 'Contorta' Harry Lauder's Walking Stick 'Contorta Purpurea'
'Hartlage Wine' Sweetshrub Hartweg's Sundrops
'Harusume' Japanese Maple 'Harvard' Florist's Chrysanthemum
'Harvest Amanda' Dahlia 'Harvest Gold™' Flowering Crabapple
'Harvest Moon' Strawberry Begonia 'Harvest Red' Holly
Harvest-Lice 'Harveyi' Hybrid Geranium
'Hasse' Southern Magnolia Hat Palm
Hat Plant Hat Plant, Chinese
Hat Tree 'Hatatogisa' Hybrid Toad Lily
'Hatfieldii' Anglojapanese Yew Hatpin Cactus
Hat-Rack Cactus 'Hattie Carthan' Magnolia
'Havana Appleblossom' Flowering Tobacco Haw, Possum (spp.)
Haw, Possum 'Brandywine™' Haw, Possum 'Winterthur'
Haw, Swamp (spp.) Haw, Swamp 'Brandywine™'
Haw, Swamp 'Winterthur'