Velcro 1950s. The fastener consisted of two components: a lineal fabric strip with tiny hooks that could "mate" with another fabric strip with smaller loops, attaching temporarily, until pulled apart. Initially made of cotton, which proved impractical, the fastener was eventually constructed with nylon and polyester. De Mestral gave the name "Velcro", a portmanteau of the French words "velour" ("velvet") and "crochet" ("hook"), to his invention as well as his company, which continues to manufacture and market the fastening system. Velcro Velcro BVBA is a privately held company that produces fasteners and other products. It is known for being the original
De Candolle system of these phenomena is a problem from a nomenclatural perspective, the present day ICBN provides for this. Within the dicotyledons ("classis prima DICOTYLEDONEÆ") the De Candolle system recognises (Pagination from "Prodromus", 17 Parts) the list: (Index to Part I p. 741) Somewhat inconsistently the "Prodromus" also treats: De Candolle system The De Candolle system is a system of plant taxonomy by French (Swiss) botanist Augustin Pyramus de Candolle (1778−1841). The first taxonomic system by de Candolle, who introduced the term taxonomy, appeared in his description of the plants of France, his "Flore française" (1805–1815), in 5 volumes dealing with plant