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Ambrosia artemisiifolia is an annual plant that emerges in late spring. It propagates mainly by rhizomes, [clarification needed] but also by seed. [4] It is much-branched, and grows up to 70 centimetres (2.3 ft) in height. [9] The pinnately divided soft and hairy leaves are 3–12 centimetres (1.2–4.7 in) long. [9]
The Animal and Plant Health Inspection Service (APHIS) is an agency of the United States Department of Agriculture (USDA) based in Riverdale, Maryland responsible for protecting animal health, animal welfare, and plant health. APHIS is the lead agency for collaboration with other agencies to protect U.S. agriculture from invasive pests and ...
Botanical Society of America; Abbreviation: BSA: Formation: 1893: Type: Non-profit NGO: Purpose "Promote botany, the field of basic science dealing with the study and inquiry into the form, function, development, diversity, reproduction, evolution, and uses of plants and their interactions within the biosphere."
The Agricultural Information and Documentation Service of the Americas (SIDALC) is an international agricultural, livestock, forestry and environmental information service in which institutions in 23 countries of the Americas share information and services online. Created in 1999, today it is one of the most important sources of knowledge and ...
Chenopodium berlandieri, also known by the common names pitseed goosefoot, [1] lamb's quarters (or lambsquarters), and huauzontle is an annual herbaceous plant in the family Amaranthaceae. The species is widespread in North America, where its range extends from Canada south to Michoacán, Mexico. It is found in every U.S. state except Hawaii. [2]
The plant is widespread across North America. It grows as an annual in the continent's northern half. In the southern areas of North America, the plant tends to grow as a biennial with a more erect habit and with much larger leaves, flowers, and fruits. It flowers from May until August.
APS provides information on the latest developments and research advances in plant health science through its journals and its publishing arm, APS Press. APS advocates and participates in the exchange of plant health information with public policy makers and the larger scientific community, and it provides advice on education and training.
The plant is a herbaceous perennial that grows into a small bush, [2] up to 70 cm (28 in) high, with pungently-scented leaves. The leaves are light yellowish green, variously pinnatifid . The conspicuous daisy-like flowers are up to 20 millimetres ( 3 ⁄ 4 in) across, borne in lax corymbs .