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Why Orchid Blooms Fall Off Too Soon. Orchid blooms drop off eventually from natural causes, of course, but if the flowers are falling off prematurely, there may be a problem. 1. Sudden Temperature ...
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. All leaves and inflorescences usually arise from
Tipularia discolor is an orchid with a reddish brown stem and dull yellow to purplish brown weakly monosymmetric flowers. [10] The leaves of the orchid are easily distinguished as they are ovate with a bright green adaxial surface (top) and a purple abaxial surface (bottom). In autumn, a single leaf emerges, which lasts throughout the winter. [11]
Phalaenopsis (/ ˌ f æ l ɪ ˈ n ɒ p s ɪ s /), also known as moth orchids, [2] is a genus of about seventy species of plants in the family Orchidaceae. Orchids in this genus are monopodial epiphytes or lithophytes with long, coarse roots, short, leafy stems and long-lasting, flat flowers arranged in a flowering stem that often branches near ...
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.
Shortly after the fungus enters an orchid, the fungus produces intracellular hyphal coils called pelotons in the embryos of developing seedlings and the roots of adult plants. [4] The formation of pelotons in root cortical cells is a defining anatomical structure in orchid mycorrhiza that differentiate it from other forms of fungi. [ 17 ]
Maxillaria, abbreviated as Max in the horticultural trade, is a large genus of orchids (family Orchidaceae). This is a diverse genus, with very different morphological forms. Their characteristics can vary widely. They are commonly called spider orchids, flame orchids or tiger orchids.
Cypripedium is a genus of 58 species and nothospecies of hardy orchids; it is one of five genera that together compose the subfamily of lady's slipper orchids (Cypripedioideae). They are widespread across much of the Northern Hemisphere , including most of Europe and Africa ( Algeria [ 2 ] ) (one species), Russia , China , Central Asia , Canada ...