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Lincoln School of Agriculture Botanical Specimen 113

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OrganisationSchool of AgricultureDate1896Keywordsspecimen preservationSchool of Agriculture botanyplant identificationbotanical specimenspreserved plant specimensherbariumbotany collectionsVersionScanned Image

Herbarium Specimen Details

Family NameScrophulariaceae? (Plantaginaceae)Scientific NameVeronica arvensisCommon NameField speedwell, Corn speedwellCharacteristicsIt is a hairy, erect to almost recumbent, annual herb, 9 to 40 centimetres (3.5 to 15.7 in) high from a taproot. The leaves are oppositely arranged in pairs about the stem. The lower leaves have short petioles; the upper are sessile. Each leaf, 1.5 to 2.5 centimetres (0.59 to 0.98 in) in length, is ovate, or triangular with a truncated or slightly cordate base, with coarse teeth. Borne in a raceme, initially compact but elongating with age, the flowers are pale blue to blue-violet, 2 to 3 mm in diameter, four-lobed with a narrow lowest lobe. Flower stalks are 0.5 to 2 millimetres (0.020 to 0.079 in) and shorter than the bracts. The fruit capsules are heart-shaped and shorter than the sepal-teeth. It flowers from April to October.LocalityThe species is a native European plant and a common weed in gardens, pastures, waste places and cultivated land.CollectorW.P. Knight

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Lincoln School of Agriculture Botanical Specimen 113