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Lincoln School of Agriculture Botanical Specimen 113

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