Lymphocytes are a population consisting of both B- and T-lymphocytes. In blood smears they have the same morphology. One can see both small (slightly larger than an Rbc 7-8 um) and medium to large (up to 12 um); these represent inactive and activated lymphocytes respectively.
Spruces are large trees, from about 20â60 metres (about 60â200 feet) tall when mature, and can be distinguished by their whorled branches and conical form. The needles, or leaves, of spruce trees are attached singly to the branches in a spiral fashion, each needle on a small peg-like structure.
Definition of PICEA. : a genus of temperate and arctic evergreen trees (family Pinaceae) having acicular leaves that are keeled on both surfaces and borne individually on persistent peg-shaped bases and cones that become pendulous and have reflexed scales â see spruce.ew Latin, from Latin, pitch pine, from pic-, pix pitch. This word doesn't usually appear in our free dictionary, but the definition from our premium Unabridged Dictionary is offered here on a limited basis. Note that some information is displayed differently in the Unabridged.