symmetric rosette

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• Wallpaper group — A wallpaper group (or plane symmetry group or plane crystallographic group) is a mathematical classification of a two dimensional repetitive pattern, based on the symmetries in the pattern. Such patterns occur frequently in architecture and… …   Wikipedia

• angiosperm — /an jee euh sperrm /, n. Bot. a plant having its seeds enclosed in an ovary; a flowering plant. Cf. gymnosperm. [ANGIO + SPERM] * * * ▪ plant Introduction       any member of the more than 300,000 species of flowering plants (division Anthophyta) …   Universalium

• Glossary of plant morphology terms — Biologists that study plant morphology use a number of different terms to describe plant organs and parts that can be observed with the human eye using no more than a hand held magnifying lens. These terms are used to identify and classify plants …   Wikipedia

• Icosahedron — In geometry, an icosahedron (Greek: eikosaedron , from eikosi twenty + hedron seat; IPA|/ˌaɪ.kəʊ.sə.ˈhi.dɹən/; plural: drons, dra IPA|/ dɹə/) isany polyhedron having 20 faces, but usually a regular icosahedron is implied, which has equilateral… …   Wikipedia

• Nebula — Nebulae redirects here. For the supercomputer in China, see Nebulae (computer). For other uses, see Nebula (disambiguation). The Pillars of Creation from the Eagle Nebula …   Wikipedia

• Point group — The Bauhinia blakeana flower on the Hong Kong flag has C5 symmetry; the star on each petal has D5 symmetry. In geometry, a point group is a group of geometric symmetries (isometries) that keep at least one point fixed. Point groups can exist in a …   Wikipedia

• Asterales — ▪ plant order Introduction   daisy order of flowering plants, containing 11 families and some 26,000 species. The major families are Asteraceae and Campanulaceae (including Lobeliaceae), with far fewer species in the remaining families of… …   Universalium

• Ericales — ▪ plant order Introduction   rhododendron order of flowering plants, containing 25 families, 346 genera, and more than 11,000 species.       The relationships of the order are unclear. It belongs to neither of the two major asterid groups… …   Universalium

• Rosetta (disambiguation) — Rosetta may refer to:As a placename: * Rosetta, the anglicised name of the city of Rashid, Egypt, famous as the location of the Rosetta Stone * Rosetta, Tasmania, suburb of Hobart, Tasmania, Australia * Rosetta, Belfast in Northern IrelandAs a… …   Wikipedia

• Glossary of phytopathology — This is a glossary of some of the terms used in phytopathology.Phytopathology is the study of plant diseases. It is a multi disciplinary since prerequisites for disease development are the presence of a susceptible host species, a pathogen and… …   Wikipedia

• Papaver alpinum — Taxobox name = Papaver alpinum image width = 250px regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida ordo = Ranunculales familia = Papaveraceae genus = Papaver species = P. alpinum binomial = Papaver alpinum binomial authority = L …   Wikipedia