Hieracium greenei
Encyclopedia
Hieracium greenei is a species of hawkweed
known by the common name Greene's hawkweed.
It is native to the forests of the Klamath Mountains
and neighboring ranges in southern Oregon
and northern California
. This is a small hawkweed forming a basal rosette of densely hairy gray-green leaves, each 5 to 10 centimeters long and some with toothed edges. It bolts a thin, hairy stem which reaches 20 to 40 centimeters tall. The stem bears an inflorescence
of several flower heads
containing yellow ligules. The fruit is a ribbed achene
about half a centimeter long with a light brown pappus
.
Hieracium
Hieracium known by its common name Hawkweed and long ago by its classical name hierakion which comes from the ancient Greek hierax, "a hawk"...
known by the common name Greene's hawkweed.
It is native to the forests of the Klamath Mountains
Klamath Mountains
The Klamath Mountains, which include the Siskiyou, Marble, Scott, Trinity, Trinity Alps, Salmon, and northern Yolla-Bolly Mountains, are a rugged lightly populated mountain range in northwest California and southwest Oregon in the United States...
and neighboring ranges in southern Oregon
Oregon
Oregon is a state in the Pacific Northwest region of the United States. It is located on the Pacific coast, with Washington to the north, California to the south, Nevada on the southeast and Idaho to the east. The Columbia and Snake rivers delineate much of Oregon's northern and eastern...
and northern California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...
. This is a small hawkweed forming a basal rosette of densely hairy gray-green leaves, each 5 to 10 centimeters long and some with toothed edges. It bolts a thin, hairy stem which reaches 20 to 40 centimeters tall. The stem bears an 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...
of several flower heads
Head (botany)
The capitulum is considered the most derived form of inflorescence. Flower heads found outside Asteraceae show lesser degrees of specialization....
containing yellow ligules. The fruit is a ribbed achene
Achene
An achene is a type of simple dry fruit produced by many species of flowering plants. Achenes are monocarpellate and indehiscent...
about half a centimeter long with a light brown pappus
Pappus (flower structure)
The pappus is the modified calyx, the part of an individual disk, ray or ligule floret surrounding the base of the corolla, in flower heads of the plant family Asteraceae. The pappus may be composed of bristles , awns, scales, or may be absent. In some species, the pappus is too small to see...
.