Phacelia procera
Encyclopedia
Phacelia procera is a species of phacelia
known by the common name tall phacelia. It is native to the northwestern United States as far south as the Sierra Nevada, where it grows in mountainous habitat, such as forests, meadows, and talus
.
It is a perennial herb producing an erect stem from a taproot
, reaching a maximum height around two meters. It is hairy in texture, some of the hairs black and glandular. The lance-shaped or oval leaves are up to 12 centimeters long and toothed or lobed along the edges.
The inflorescence
is a one-sided curving or coiling cyme of bell-shaped flowers. Each flower is under a centimeter long and white to greenish or brownish in color. It is surrounded by a calyx of pointed sepal
s coated in black glandular hairs.
Phacelia
Phacelia is a genus of about 200 species of annual or perennial herbaceous plants, native to North and South America....
known by the common name tall phacelia. It is native to the northwestern United States as far south as the Sierra Nevada, where it grows in mountainous habitat, such as forests, meadows, and talus
Scree
Scree, also called talus, is a term given to an accumulation of broken rock fragments at the base of crags, mountain cliffs, or valley shoulders. Landforms associated with these materials are sometimes called scree slopes or talus piles...
.
It is a perennial herb producing an erect stem from a taproot
Taproot
A taproot is an enlarged, somewhat straight to tapering plant root that grows vertically downward. It forms a center from which other roots sprout laterally.Plants with taproots are difficult to transplant...
, reaching a maximum height around two meters. It is hairy in texture, some of the hairs black and glandular. The lance-shaped or oval leaves are up to 12 centimeters long and toothed or lobed along the edges.
The inflorescence
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. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...
is a one-sided curving or coiling cyme of bell-shaped flowers. Each flower is under a centimeter long and white to greenish or brownish in color. It is surrounded by a calyx of pointed sepal
Sepal
A sepal is a part of the flower of angiosperms . Collectively the sepals form the calyx, which is the outermost whorl of parts that form a flower. Usually green, sepals have the typical function of protecting the petals when the flower is in bud...
s coated in black glandular hairs.