Calyx (anatomy) kidney, a conglomeration of two or three minor calyces to form a major calyx, or the Calyx of Held, a particularly large synapse in the mammalian auditory central nervous system, named by H. Held in his 1893 article "Die centrale Gehörleitung", due to its flower-petal-like shape. In male insects, a funnel-shaped expansion of the basal part of the "vas deferens" (part of the seminal duct). Also in entomology, a flattened cap of neuropile in an insect brain (a component of the corpus pedunculatum) and by certain female insects, an expansion of the oviduct into which the ovarioles open. Calyx (anatomy)
Conradina grandiflora to 1.5 centimeters in length. Each flower has a hairy, maroon-tinged calyx of pointed sepals. The flower corolla is about 2 centimeters long, with a funnel-shaped throat and a hairy, lipped mouth. It is lavender in color with darker lavender spots. This species has the largest flowers of the genus "Conradina". The plant flowers year-round. This plant grows on dunes and other landforms with deep, sandy soils, often near the coast. The habitat is generally Florida scrub, and the plant is common in remaining remnants of scrub habitat. It is well-adapted to a regime of frequent fires. It does not