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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.
The flowers are around 2 cm (0.8 in) long, with "yellowish green" sepals, with a red tint near the base; the lip is dark red, while the column is "yellow tinged red"; the petal appendages are greyish. [2] Bulbophyllum nocturnum is believed to be the only species of orchid to routinely flower during the night. [2]
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.
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.
The male orchid bees (not the females) are attracted to the flower by a strong scent from aromatic oils, which they store in specialized spongy pouches inside their swollen hind legs, as they appear to use the scent in their courtship dances in order to attract females. The bees, trying to get the waxy substance containing the scent, sometimes ...
The big, showy flowers originate from new shoots formed at the base of the pseudobulb. They are pink to purplish, white or yellow, while the fringed, tubular lip is often paler or white, with yellow, red or purple dots and stripes. The flowers of the mountain species start blooming in spring, while the new shoots develop.
These plants are bulbous geophytes with underground tubers or bulbs that annually produce new stems, leaves and flowers. The leaves are amplexicaul and vary from 4 to 7 per plant. The lower leaves are oblong-obovate with obtuse apex, while the upper leaves are lanceolate with acute apex. Size of leaves: width 1 to 2.5 cm, length 6 – 12 cm.
Dactylorhiza maculata, known as the heath spotted-orchid [2] or moorland spotted orchid, is an herbaceous perennial plant of the family Orchidaceae. It is widespread in mountainous regions across much of Europe from Portugal and Iceland east to Russia. It is also found in Algeria, Morocco, and western Siberia. [1] [3]