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Triploid block is a phenomenon describing the formation of nonviable progeny after hybridization of flowering plants that differ in ploidy. The barrier is established in the endosperm, a nutritive tissue supporting embryo growth. [1] [2] This phenomenon usually happens when autopolyploidy occurs in diploid plants.
List of native plants of Flora Palaestina (E–O) List of native plants of Flora Palaestina (P–Z) List of palms native to the Caribbean; List of pest-repelling plants; List of Pinus species; List of pines by region; List of plants in The English Physitian; List of plants used for smoking; List of plants used in Indian cuisine; List of plants ...
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Today, illustrations reveal plant structures at microscopic and molecular levels. Field guides, floras, catalogues and magazines produced since the introduction of photography to print material have continued to include illustrations. A compromise of accuracy and idealized images from several specimens can be easily (re)produced by skilled artists.
WikiProject Plants}} for use on talk pages for project assessment {} for use in botanist-related articles where the person has authored plant names {{expert needed}} ({{expert needed|Plants}}) for use in plants articles needing expert attention {{Missing species}} for finding information about plant articles
Hypersensitive response (HR) is a mechanism used by plants to prevent the spread of infection by microbial pathogens.HR is characterized by the rapid death of cells in the local region surrounding an infection and it serves to restrict the growth and spread of pathogens to other parts of the plant.
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Cypripedium acaule is a perennial plant. [15] It grows slowly and up to 0.4 m (1 ft 4 in). [16] Unlike most other species of Cypripedium, the pouch of C. acaule opens in a slit that runs down the front of the labellum rather than a round opening. The plant consists of two plicate leaves near the ground. From between those leaves sprouts a long ...