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Bulbophyllum medusae, commonly known as the Medusa orchid, is a species of epiphytic orchid with a creeping rhizome and a single leaf about 100 mm (3.9 in) long emerging from the top of each pseudobulb. The flowers are creamy yellow and arranged in clusters of about fifteen arranged in a circle at the tip of the flowering stem.
Bulbophyllum is a genus of mostly epiphytic and lithophytic orchids in the family Orchidaceae. It is the largest genus in the orchid family and one of the largest genera of flowering plants with more than 2,000 species, exceeded in number only by Astragalus.
In botany, a pseudobulb is a storage organ found in many epiphytic and terrestrial sympodial orchids.It is derived from a thickening of the part of a stem between leaf nodes and may be composed of just one internode or several, termed heteroblastic and homoblastic respectively.
Cymbidium / s ɪ m ˈ b ɪ d i ə m /, [2] commonly known as boat orchids, is a genus of evergreen flowering plants in the orchid family Orchidaceae. Orchids in this genus are epiphytic , lithophytic , terrestrial or rarely leafless saprophytic herbs usually with pseudobulbs .
Arethusa bulbosa, commonly called dragon's mouth orchid, [4] is the only species in the orchid genus Arethusa. [3] The genus is named after a naiad of Greek mythology . [ 5 ] This monotypic genus is abbreviated Aret in trade journals.
Cyrtostylis reniformis is a terrestrial, perennial, deciduous, herb with a single kidney-shaped, heart-shaped or almost round leaf 15–40 mm (0.6–2 in) long and 10–30 mm (0.4–1 in) wide. Up to eight dark reddish brown, or rarely yellowish flowers 11–14 mm (0.4–0.6 in) long are borne on a flowering stem 50–150 mm (2–6 in) high.
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Bucket orchids are an excellent example of coevolution and mutualism, as the orchids have evolved along with orchid bees (the tribe Euglossini of the family Apidae) and both depend on each other for reproduction. [2] One to three flowers are borne on a pendant stem that comes from the base of the pseudobulbs.