Hare's Ear,
Hawthorn, the,
Hazel, the,
Heather, the Common,
Hedysarum multijugum,
_Heimia salicifolia_,
_Heimia_. See Nesaea,
Helianthemum _formosum_,
halimifolium,
laevipes,
lasianthum,
lavendulaefolium,
libanotis,
pilosum,
polifolium,
_pulverulentum_,
_serpyllifolium_,
umbellatum,
vulgare,
vulgare nummularium,
vulgare barbatum,
vulgare mutabile,
vulgare grandiflorum,
vulgare ovalifolium,
vulgare hysopifolium,
Hemp Tree,
Hippophae rhamnoides,
Holboellia latifolia,
Holly, the,
Honey Locust,
Honeysuckles,
Hop tree,
Hornbeam,
Horse Chestnut,
_Hortensia opuloides_,
Humming Bird's Trumpet,
Hybiscus syriacus,
syriacus vars.,
Hydrangea arborescens,
hortensis,
hortensis vars.,
quercifolia,
scandens,
paniculata,
paniculata grandiflora,
Hydrangea, climbing,
Hymenanthera crassifolia,
Hypericum Androsaemum,
aureum,
calycinum,
elatum,
hircinum,
Moserianum,
oblongifolium,
_Hookerianum_,
_nepalensis_,
prolificum,
uralum,
Idesia polycarpa,
Ilex Aquifolium,
Aquifolium vars.,
opaca,
Illicium anisatum,
floridanum,
_religiosum_,
Indian Azalea,
Indigofera Dosua,
_floribunda_,
Gerardiana,
Itea virginica,
Jamesia americana,
Japanese Storax,
Japan Medlar, or Quince,
Jasminum fruticans,
humile,
nudiflorum,
officinale,
pubigerum glabrum,
revolutum,
Wallichianum,
Jerusalem Sage,
Job's Tears,
Judas tree,
June Berry, the,
Kadsura japonica,
Kalmia angustifolia,
glauca,
hirsuta,
latifolia,
latifolia vars.,
Kentucky Coffee Tree,
Kerria japonica,
Koelreuteria paniculata,
Labrador Tea,
Laburnum Adami,
alpinum,
caramanicum,
vulgare,
Lady's Bower,
Lapageria rosea,
Lardizabala biternata,
Laurel, Alexandrian,
American Great,
Cherry,
Ground,
Mountain,
Portugal,
Sheep,
Spurge,
Laurustinus,
Lavender, common,
Lavandula _Spica_,
vera,
Lavatera arborea,
Leather Wood,
Ledum _buxifolium_,
_groenlandicum_,
latifolium,
palustre,
Leiophyllum buxifolium,
_thymifolia_,
Lemon Scented Verbena,
Lespedeza bicolor,
Leucothoe axillaris,
Catesbaei,
Davisiae,
floribunda,
recurva,
Leycesteria formosa,
_Ligustrina amurensis_,
Ligustrum _amurense_,
_californicum_,
_glabrum_,
Ibota,
_Ibota villosum_,
japonicum,
Ligustrum _Kellermanni_
lucidum,
magnoliaefolium,
ovalifolium,
_Sieboldii_,
sinense,
_strictum_,
_villosum_,