The orchid grower's manual : containing brief descriptions of upwards of seven hundred species and varieties of orchidaceous plants - Williams, Benjamín Samuel 1822-1890 (London : Victoria and Paradise Nurseries, 1868)
Según la edición el subtítulo varia ligeramente
"Together with notices of their times of flowering and most approved modes of treatment; also, plain and practical instructions relating to the general culture of orchids, and remarks on the heat, moisture, soil, and seasons of growth and rest best suited to the several species"
Keywords: ORQUIDEAS -- CULTIVO; ORQUIDEAS -- CLASIFICACION