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Charles Wesley Powell (May 5, 1854 – August 18, 1927) was an American hobbyist turned horticulturist specializing in the study of orchids (Orchidaceae). [1] He is credited with providing scientists the first large-scale collection of orchid specimens found in Panama.
Encyclia is a genus of orchids. The genus name comes from Greek enkykleomai ("to encircle"), referring to the lateral lobes of the lip which encircle the column. It is abbreviated as E. in the horticultural trade.
Lithophytic orchids are found within the subfamily Epidendroideae. Many of them grow both lithophytically and epiphytically. Pages in category "Lithophytic orchids"
a) underside of scale showing female and eggs, x24 b) scale upperside, x24 c) female scales on twig d) male scale, x12 e) male scales on twig. Female scale insects in more advanced families develop from the egg through a first instar (crawler) stage and a second instar stage before becoming adult. In more primitive families there is an ...
As with all scale insects, the female produces a waxy protective scale beneath which it feeds on its host plant. Diaspidid scales are far more substantial than those of most other families, incorporating the exuviae from the first two nymphal instars and sometimes faecal matter and fragments of the host plant. [ 1 ]
Dipodium punctatum is a leafless, tuberous, perennial, mycoheterotrophic herb.Between five and sixty pale to bright pink flowers with heavy red blotches and 20–25 mm (0.8–1 in) wide are borne on a green to blackish, hyacinth-like flowering stem 40–100 cm (20–40 in) tall.
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Epidendroideae is a subfamily of plants in the orchid family, Orchidaceae. Epidendroideae is larger than all the other orchid subfamilies together, comprising more than 15,000 species in 576 genera. Most epidendroid orchids are tropical epiphytes, typically with pseudobulbs.