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tomato

(Encyclopedia) tomato, plant (Lycopersicon esculentum) of the family Solanaceae (nightshade family), related to the potato and eggplant. Although cultivated in Mexico and Peru for centuries before…

seed

(Encyclopedia) seed, fertilized and ripened ovule, consisting of the plant embryo, varying amounts of stored food material, and a protective outer seed coat. Seeds are frequently confused with the…

pea

(Encyclopedia) pea, hardy, annual, climbing leguminous plant (Pisum sativum) of the family Leguminosae (pulse family), grown for food by humans at least since the early Bronze Age; no longer known in…

yarrow

(Encyclopedia) yarrow, a plant of the genus Achillea, perennial herbs of the family Asteraceae (aster family), native to north temperate regions. Several species are cultivated as ornamentals for…

transplanting

(Encyclopedia) transplanting, in horticulture, the process of removing a plant from the place where it has been growing and replanting it in another. The major requirement in transplanting (…

sweet pea

(Encyclopedia) sweet pea, annual climbing plant (Lathyrus odoratus) of the family Leguminosae (pulse family), a legume native to S Europe but, since its introduction to horticulture c.1700, widely…

soma

(Encyclopedia) somasomasōˈmə [key], psychotropic plant, the juice of which was sometimes drunk as part of the Vedic sacrifice (see Veda). Many hymns in the Rig-Veda are in praise of soma. In the late…

Sachs, Julius von

(Encyclopedia) Sachs, Julius vonSachs, Julius vonfə zäks [key], 1832–97, German botanist. A professor at the Univ. of Würzburg from 1868, he was a founder of experimental plant physiology. He…

Nägeli, Karl Wilhelm von

(Encyclopedia) Nägeli or Naegeli, Karl Wilhelm vonNägeli or Naegeli, Karl Wilhelm vonboth: kärl vĭlˈhĕlm fən nāˈgəlē [key], 1817–91, Swiss botanist. He was professor at the Univ. of Munich from 1858…

mimosa, in botany

(Encyclopedia) mimosamimosamĭmōˈsə [key], any tree, shrub, or herb of the genus Mimosa of the family Leguminosae (pulse family), chiefly tropical plants. They usually have feathery foliage and…