The definitive test for diagnosing this condition is by detecting the levels of cortisol in the body. Normally the adrenocorticotropic hormone (ACTH) is produced by the pituitary gland, which then stimulates the adrenal glands to release their hormones.
The Code then defines a cultivar as a taxonomic unit within the classification category of cultivar. This is the sense of cultivar that is most generally understood and which is used as a general definition. A cultivar is an assemblage of plants that (a) has been selected for a particular character or combination of characters, (b) is distinct, uniform and stable in those characters, and (c) when propagated by appropriate means, retains those characters.
The fall color of the 'Tiger Eyes' cultivar of sumac is breathtaking. David Beaulieu. Cultivars (short for cultivated varieties) are plants you buy that often have been propagated not from seed, but rather vegetatively (for example, via stem cuttings). With this method of propagation, you can be sure that the offspring will retain the characteristics of the parents for only that one generation.