Glyceria declinata
Small Sweet-grass
Glyceria fluitans
Floating Sweet-grass
Glyceria sp.
Goeppertia louisae
Goeppertia majestica
Majestic Prayer Plant
Goodyera repens
Creeping Lady's-tresses
Gymnadenia borealis
Heath Fragrant-orchid
Gymnadenia conopsea
Fragrant Orchid
Gymnadenia densiflora
Marsh Fragrant-orchid
Hammarbya paludosa
Bog Orchid
Heliconia monteverdensis
Lobster-claws
Heliconia psittacorum
Parrot's Beak
Heliconia rostrata
Hanging Lobster Claw
Hellenia speciosa
Crêpe Ginger
Hemerocallis
Daylily
Herminium monorchis
Musk Orchid
Himantoglossum hircinum
Lizard Orchid
Hippeastrum
Amaryllis
Hippeastrum puniceum
Amaryllis Lily
Holcus lanatus
Yorkshire-fog
Homalomena rubescens
Shield Plant
Hordeum distichon
Two-rowed Barley
Hordeum murinum
Wall Barley
Hordeum secalinum
Meadow Barley