isotonic (Ä«Â´sÅtonÂ´ik), adj equivalence in osmotic pressure. Specifically used in reference to a solution whose osmotic pressure is equal to that of a body fluid, such as blood plasma or tears, to which the solution is compared. isotonic muscle contraction, n See contraction, muscle, isotonic.
Best shade flowers â Perennials. There is a wide variety of flowers that grow in shade that are also perennials. These shade tolerant flowers can be planted once and will come back with lovely flowers year after year. 1  Astilbe. 2  Bee balm. 3  Bellflowers. 4  Bleeding-Heart.5  Forget-me-not.ome white flowers that grow in shade are: 1  Alyssum. 2  Astilbe. 3  Begonia. 4  Common Shootingstar. 5  Coral Bells. 6  Dropwort. 7  Heliotrope. 8  Impatiens.
Ajuga, and Gentians this plant is one of the best blue flowering ground covers. There are few flowering plants that have such a contrast of bright blue flowers and deep green foliage, as does the Lithodora. In earlier time this plant was known as Lithospermum diffusum, but today is referred to as Lithodora diffusa.hat one experience sold-me on the value of this plant in the garden. Since, I have used it in rockeries, as a ground cover or simply as a low growing plant at the edge of flower and shrub beds. Lithodora is also a nice evergreen ground cover to use in containers, window boxes or even seasonal hanging baskets.