Plumbago

  • 131graphite — graphitic /greuh fit ik/, adj. /graf uyt/, n. a very common mineral, soft native carbon, occurring in black to dark gray foliated masses, with metallic luster and greasy feel: used for pencil leads, as a lubricant, and for making crucibles and… …

    Universalium

  • 132Caryophyllales — ▪ plant order Introduction   pink or carnation order of dicotyledonous flowering plants. The order includes 33 families, which contain more than 11,000 species in 692 genera. Nearly half of the families are very small, with less than a dozen… …

    Universalium