(Encyclopedia) tansytansytănˈzē [key], perennial herb (Tanacetum vulgare) of the family Asteraceae (aster family), native to Europe but naturalized in North America. It was long cultivated for its…
(Encyclopedia) ragweed, any plant of the genus Ambrosia, coarse, weedy herbs belonging to the family Asteraceae (aster family), most of which are native to America. They have inconspicuous greenish…
(Encyclopedia) sepal, a modified leaf, part of the outermost of the four groups of flower parts. The sepals of a flower are collectively called the calyx and act as a protective covering of the inner…
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Life cycle of an angiosperm
angiospermangiospermănˈjēəspûrmˌ [key], term denoting seed plants in which the ovules, or young seeds, are enclosed within the ovary (that part of…
(Encyclopedia) alyssumalyssuməlĭsˈəm [key], any species of the genus Alyssum of the family Cruciferae (or Brassicaceae; mustard family), annual and perennial herbs native to the Mediterranean area. A…
(Encyclopedia) rue, common name for various members of the family Rutaceae, a large group of plants distributed throughout temperate and tropical regions and most abundant in S Africa and Australia.…
(Encyclopedia) chamomile or camomilechamomileboth: kămˈəmīlˌ, –mēlˌ [key] [Gr.,=ground apple], name for various related plants of the family Asteraceae (aster family), especially the perennial…
(Encyclopedia) Nguyen Chi Thien, 1939–2012, Vietnamese poet. Thien began composing poetry during the three years he spent in prison after he told his history students that their textbook wrongly…
(Encyclopedia) nicotiananicotiananĭkōˌshēāˈnə [key], any plant of the genus Nicotiana of the family Solanaceae (nightshade family). Most species are herbs native to tropical America, although there…
(Encyclopedia) onomatopoeiaonomatopoeiaŏnˌəmătˌəpēˈə [key] [Gr.,=word-making], in language, the representation of a sound by an imitation thereof; e.g., the cat mews. Poets often convey the meaning…
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