InterviewSolution
Saved Bookmarks
InterviewSolution
| 1. |
How to find floral formula for the flowers ? |
|
Answer» A floral formula is a system of representing the structure of a flower using specific letters, numbers and symbols. It represents floral symmetry, number of parts, connation and adnation, insertion, and ovary position. Floral formulas are useful tools for remembering characteristics of the various angiosperm families. Their construction requires careful observation of individual flowers and of variation among the flowers of the same or different individuals.A floral formula consists of five symbols indicating from left to right:\tFloral Symmetry\tNumber of Sepals\tNumber of Petals\tNumber of Stamens\tNumber of CarpelsThe following symbols are used in floral formulae:Some important points to be remembered while writing floral formulae:\tFusion is indicated by enclosing the figure in brackets.\tAdhesion is indicated by drawing a line above the symbols of the floral parts.\tThe position of the mother axis with respect to the flower is represented by drawing a dot on the top of the floral diagram.Floral formulae of some important families of flowering plants:Family Fabaceae:Family SolanaceaeFamily\xa0Liliaceae \xa0
|
|