''Scrophularia atrata'' is an uncommon species of flowering plant in the
figwort family known by the common names black-flowered figwort and darkflowered figwort. It is
endemic
Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...
to
California
California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...
, where it is known only from a section of the
Central Coast Ranges in
San Luis Obispo
; ; ; Chumashan languages, Chumash: ''tiłhini'') is a city and county seat of San Luis Obispo County, California, United States. Located on the Central Coast (California), Central Coast of California, San Luis Obispo is roughly halfway betwee ...
and
Santa Barbara Counties. It grows in the
calcareous
Calcareous () is an adjective meaning "mostly or partly composed of calcium carbonate", in other words, containing lime (mineral), lime or being chalky. The term is used in a wide variety of Science, scientific disciplines.
In zoology
''Calcare ...
and
diatomaceous soils of the coastal canyons at elevations not exceeding 500 meters. There have been 128 observed occurrences of this species on Calflora.org alone. Perhaps 25 of these are historic and may no longer exist.
The Nature Conservancy
/ref> This plant is a perennial herb producing an erect, four-sided stem up to a meter tall or slightly taller. It is somewhat hairy to densely woolly in texture. The leaves have toothed oval blades up to 10 centimeters long which are borne on long petioles. The inflorescence
In botany, an inflorescence is a group or cluster of flowers arranged on a plant's Plant stem, stem that is composed of a main branch or a system of branches. An inflorescence is categorized on the basis of the arrangement of flowers on a mai ...
is a wide-open panicle
In botany, a panicle is a much-branched inflorescence. (softcover ). Some authors distinguish it from a compound spike inflorescence, by requiring that the flowers (and fruit) be pedicellate (having a single stem per flower). The branches of a p ...
with several hairy, glandular branches bearing flowers. The flower has an urn-shaped corolla with a rounded body and an open mouth at the top which is edged with hoodlike lobes. The corolla is deep, dark red to nearly black in color. The fruit is a capsule just under a centimeter long containing many seeds.
References
External links
Jepson Manual Treatment
Photo gallery
atrata
Endemic flora of California
{{Scrophulariaceae-stub