Heath spotted-orchid 
Hidden Orchid 
Hooded orchid 
Hook-Carrying Masdevallia 
Horned Lepanthes 
Huntleya vargasii 
Huron green orchid 
Hyacinth Orchid 
Ida fimbriata 
Imperial Brachionidium 
Intact Catasetum 
Ionopsis satyroides 
Isochilus aurantiacus 
Italian orchid 
Jenkinss Dendrobium 
Jewel Orchid 
Kalithea Orchid 
Kaths sun orchid 
Kefersteinia tolimensis 
Lacelip Ladies' Tresses 
Lady of the night 
Lady orchid 
Lankesteriana barbulata 
Large bird orchid