Stellaria umbellata inflorescence is an umbel-shaped array of several flowers each on an arching or erect pedicels. The flower has five pointed green sepals each no more than 3 millimeters long. There are occasionally tiny white petals within the calyx of sepals, but these are generally absent. Stellaria umbellata Stellaria umbellata is a species of flowering plant in the pink family known by the common names umbrella starwort and umbellate starwort. It is native to western North America from Alaska and northwestern Canada to the southwestern United States, as well as parts of Asia, including Siberia. It grows in subalpine and alpine
Discodermia calyx from it called calyculin A, which is a colorless oil used in a variety of different studies in modern medicine. "D. calyx" belongs to the Animalia family. Its phylum is "Porifera", which is characterizes it as a sponge. "D. calyx" belongs to the class demospongia and the order tetractinallida. The family that it belongs to is theonellida. Finally, the correct binomial nomenclature for this species of sponge is "Discodermia calyx", which indicates its genus and species. "D. calyx" has no colloquial name, as it is known primarily in scientific and medicinal contexts. "D. calyx" is one of a few sponges