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Black rot on orchids is caused by Pythium and Phytophthora species. [1] Black rot targets a variety of orchids but Cattleya orchids are especially susceptible. [1] Pythium ultimum and Phytophthora cactorum are known to cause black rot in orchids. [1] Pythium ultimum is a pathogen that causes damping-off and root rot on plants. [2]
Cymbidium canaliculatum is an epiphytic, clump-forming herb with greyish green pseudobulbs 80–120 mm (3.1–4.7 in) long and 30–40 mm (1–2 in) wide. Each pseudobulb has between two and six rigid, fleshy, curved, deeply channelled leaves 300–500 mm (12–20 in) and 30–40 mm (1–2 in) wide.
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. There are usually between three and twelve leaves arranged in two ranks ...
Cymbidium suave, commonly known as the snake orchid [2] or grassy boat-lip orchid, [3] is a plant in the orchid family and is endemic to eastern Australia. It is an epiphytic orchid that forms long-lasting clumps of grass-like leaves. Up to fifty crowded olive green to dark or brownish green flowers are borne on an arching flowering stem.
Erythrorchis cassythoides is a leafless, climbing, mycotrophic herb that has thin, wiry, dark brown to blackish stems up to 5 m (20 ft) long and branching groups of flowers with between ten and thirty resupinate flowers. The groups of flowers are 80–150 mm (3–6 in) long, each flower yellow to greenish and 20–25 mm (0.8–1 in) wide.
Cymbidium madidum, commonly known as the giant boat-lip orchid, [2] is a plant in the orchid family and is endemic to north-eastern Australia.It is a clump-forming epiphyte or lithophyte with crowded pseudobulbs, each with between four and eight flat, strap-shaped, thin leaves and up to seventy olive green flowers with the sepals and petals curving forwards.
Cymbidium lowianum, called Low's boat orchid, is a species of orchid in the genus Cymbidium, native to Assam in India, Yunnan in China, Myanmar, Thailand, and Vietnam. [2] It has gained the Royal Horticultural Society 's Award of Garden Merit .
Cymbidium chloranthum, the green-flowered cymbidium, is a species of orchid. Media related to Cymbidium chloranthum at Wikimedia Commons This page was ...