Erythema nodosum is a type of panniculitis that affects subcutaneous fat in the skin, usually first evident as an outcropping of erythematous nodules that are highly sensitive to touch.1 Most nodules are located symmetrically on the ventral aspect of the lower extremities.rythema nodosum nodules vary from 0.4 to 4 inches (1 to 10 cm) in diameter and are poorly demarcated, reflecting their subcutaneous anatomic location (Table 11â4; Figure 1) . Pretibial involvement is most common, although the extensor surfaces of the forearm, the thighs, and the trunk also may be affected.
David Beaulieu. Xeriscape landscaping or, simply, xeriscaping, by definition, is landscaping designed specifically for areas that are susceptible to drought, or for properties where water conservation is practiced. Derived from the Greek xeros meaning dry, the term means literally dry landscape..
Whatâs the Difference Between. Hardscape is a term that is usually used by most people to describe anything that is not living such as trees, shrubs or other plant material.âHardscapeâ can include such a big number of things. Concrete walks or drives, retaining walls, desks, etc. Hardscape is also sometimes used for surface drainage type structures.ou generally want to mix hardscape and landscape together. It helps to bring out the characteristics and the beauty of the plant materials used and give the lawnscape and landscaping more of a three dimensional look.