''Centaurium calycosum'' is a species of flowering plant in the
gentian family
Gentianaceae is a family of flowering plants of 103 genera and about 1600 species.
Etymology
The family takes its name from the genus ''Gentiana'', named after the Illyrian king Gentius.
Distribution
Distribution is cosmopolitan.
Characteristi ...
known by the common name Arizona centaury. It is native to northern Mexico and the southwestern United States, where it grows in moist places in otherwise dry habitat, such as riverbanks. This is an erect biennial herb growing up to half a meter tall. The widely lance-shaped leaves appear in a basal rosette and along the slender stem, each up to 7 centimeters long. The
inflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...
is an open array of flowers on short
pedicels
In botany, a pedicel is a stem that attaches a single flower to the inflorescence. Such inflorescences are described as ''pedicellate''.
Description
Pedicel refers to a structure connecting a single flower to its inflorescence. In the absenc ...
. Each flower opens into five pointed lobes, each about a centimeter long and dark rose pink in color.
External links
Jepson Manual TreatmentPhoto gallery
calycosum
{{Gentianales-stub