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Like its relative Osmundastrum cinnamomeum ("cinnamon fern"), the fertile fronds become brown-colored and contain spores. The sterile (vegetative) fronds resemble those of Osmunda regalis ("royal fern"), another relative of O. japonica. In some parts of China, Tibet, and Japan, the young fronds or fiddleheads of O. japonica are used as a ...
Fiddleheads or fiddlehead greens are the furled fronds from a fledgling fern, [1] harvested for use as a vegetable. Left on the plant, each fiddlehead would unroll into a new frond (circinate vernation). As fiddleheads are harvested early in the season, before the frond has opened and reached its full height, they are cut fairly close to the ...
Root rot is a condition in which anoxic conditions in the soil or potting media around the roots of a plant cause them to rot. This occurs due to excessive standing water around the roots. [ 1 ] It is found in both indoor and outdoor plants, although it is more common in indoor plants due to overwatering, heavy potting media, or containers with ...
Marsilea drummondii is a species of fern known by the common name nardoo. [2] It is native to Australia, where it is widespread and common, particularly in inland regions. It is a rhizomatous perennial aquatic fern that roots in mud substrates and produces herbage that floats on the surface of quiet water bodies.
Phytophthora cinnamomi is the leading cause of damage to avocado trees, and is commonly known as "root rot" amongst avocado farmers. Since the 1940s various breeds of root rot-resistant avocados have been developed to minimize tree damage. Damaged trees generally die or become unproductive within three to five years.
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Root rot symptoms are observed on tobacco, poinsettia, tomato, pineapple, watermelon, and as well as African violet. Fruit rots occur on tomato, papaya, and eggplant. Onion shows a leaf and stem infection. In tobacco black shank affects the roots and basal stem area, but all parts of the plant can become infected. [5] Damping off symptoms can ...
Matteuccia is a genus of ferns with one species: Matteuccia struthiopteris (common names ostrich fern, fiddlehead fern, or shuttlecock fern). [4] The species epithet struthiopteris comes from Ancient Greek words στρουθίων ( strouthíōn ) "ostrich" and πτερίς ( pterís ) "fern".