Lathyrus hirsutus is a 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 several common names, including
Caley pea,
hairy vetchling, and
Austrian winterpea. It is native to Europe, North Africa, and much of Asia, and it is known from other continents, including North America, as an
introduced speciesAn introduced, alien, exotic, non-indigenous, or non-native species, or simply an introduction, is a species living outside its native distributional range, which has arrived there by human activity, either deliberate or accidental...
. This is an annual herb producing a winged stem and leaves each made up of two leaflike leaflets with a braching, 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...
.
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Lathyrus hirsutus is a 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 several common names, including
Caley pea,
hairy vetchling, and
Austrian winterpea. It is native to Europe, North Africa, and much of Asia, and it is known from other continents, including North America, as an
introduced speciesAn introduced, alien, exotic, non-indigenous, or non-native species, or simply an introduction, is a species living outside its native distributional range, which has arrived there by human activity, either deliberate or accidental...
. This is an annual herb producing a winged stem and leaves each made up of two leaflike leaflets with a braching, 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...
. The
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...
holds one or two pink, blue, or bicolored pea flowers each 1 to 1.5 centimeters wide. The fruit is a
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 covered in hairs with each hair growing from a minute bulbous base. The rest of the plant is generally hairless.
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