Lathyrus delnorticus is an uncommon species of
wild peaLathyrus is a genus of flowering plant species known as sweet peas and vetchlings. Lathyrus is in the legume family Fabaceae and contains approximately 160 species. They are native to temperate areas, with a breakdown of 52 species in Europe, 30 species in North America, 78 in Asia, 24 in...
known by the common name
Del Norte pea. It is native to the
Klamath MountainsThe Klamath Mountains, which include the Siskiyou, Marble, Scott, Trinity, Trinty Alps, Salmon, and northern Yolla-Bolly Mountains, are a rugged lightly populated mountain range in northwest California and southwest Oregon in the United States...
of southern
OregonOregon 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
CaliforniaCalifornia is the most populous state in the United States, and the third largest by area. California is the second most populous sub-national entity in the Americas, behind only São Paulo, Brazil...
, where it is a member of the
serpentine soilA serpentine soil is derived from ultramafic rocks, in particular serpentinite, an ultramafic rock formed by the hydration and metamorphic transformation of ultramafic rock from the Earth's mantle...
s flora. This is a hairless perennial herb producing a winged or flanged stem. The leaves are made up of several pairs of oval or lance-shaped leaflets and the
stipuleIn botany, stipule is a term coined by Linnaeus which refers to outgrowths borne on either side of the base of a leafstalk...
s of the leaves are wide and toothed. There are branching, coiled
tendrilIn botany, a tendril is a specialized stem, leaf or petiole with a threadlike shape that is used by climbing plants for support and attachment, generally by twining around whatever it touches. They do not have a lamina or blade, but they can photosynthesize...
s.
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Lathyrus delnorticus is an uncommon species of
wild peaLathyrus is a genus of flowering plant species known as sweet peas and vetchlings. Lathyrus is in the legume family Fabaceae and contains approximately 160 species. They are native to temperate areas, with a breakdown of 52 species in Europe, 30 species in North America, 78 in Asia, 24 in...
known by the common name
Del Norte pea. It is native to the
Klamath MountainsThe Klamath Mountains, which include the Siskiyou, Marble, Scott, Trinity, Trinty Alps, Salmon, and northern Yolla-Bolly Mountains, are a rugged lightly populated mountain range in northwest California and southwest Oregon in the United States...
of southern
OregonOregon 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
CaliforniaCalifornia is the most populous state in the United States, and the third largest by area. California is the second most populous sub-national entity in the Americas, behind only São Paulo, Brazil...
, where it is a member of the
serpentine soilA serpentine soil is derived from ultramafic rocks, in particular serpentinite, an ultramafic rock formed by the hydration and metamorphic transformation of ultramafic rock from the Earth's mantle...
s flora. This is a hairless perennial herb producing a winged or flanged stem. The leaves are made up of several pairs of oval or lance-shaped leaflets and the
stipuleIn botany, stipule is a term coined by Linnaeus which refers to outgrowths borne on either side of the base of a leafstalk...
s of the leaves are wide and toothed. There are branching, coiled
tendrilIn botany, a tendril is a specialized stem, leaf or petiole with a threadlike shape that is used by climbing plants for support and attachment, generally by twining around whatever it touches. They do not have a lamina or blade, but they can photosynthesize...
s. The plant bears a dense
inflorescenceAn 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 up to 10 pea lavender-veined white flowers each up to 1.5 centimeters wide. The fruit is a hairless
dehiscentDehiscence is the opening at maturity of a plant structure, such as a fruit, anther, or sporangium, to release its contents.-Anther dehiscence:...
legume pod.
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