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vegetative propagation
vegetative propagation the ability of plants to reproduce without sexual reproduction, by producing new plants from existing vegetative structures. Some plants, such as the Canada thistle and most bamboos, send out long underground stems that produce new plants, often at considerable distances from...
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compass plant
compass plant or rosinweed, large, coarse North American perennial herb ( Silphium laciniatum ) of the family Asteraceae ( aster family), found chiefly in open grasslands. The deeply cut leaves tend to point north and south. It has been used medicinally and is sometimes cultivated. Other plant...
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propagation of plants
propagation of plants is effected in nature chiefly sexually by the seed and the spore , less often by rhizomes and other methods (see reproduction ). Vegetative means include cutting , layering , grafting , tissue culture, and division of the roots (see perennial ) and of the tubers (see ...
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perennial
perennial any plant that under natural conditions lives for several to many growing seasons, as contrasted to an annual or a biennial. Botanically, the term perennial applies to both woody and herbaceous plants (see stem ) and thus includes numerous members of the kingdom. In horticulture, howev...
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alpine plants
alpine plants high-altitude representatives of various flowering plants (chiefly perennials) that because of their dwarf habit, profuse blooming, and the preference of many for shady places are cultivated in alpine and rock gardens . Some species require specially constructed gardens duplicating m...
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biennial
biennial plant requiring two years to complete its life cycle, as distinguished from an annual or a perennial. In the first year a biennial usually produces a rosette of leaves (e.g., the cabbage) and a fleshy root, which acts as a food reserve over the winter. During the second year the plant prod...
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plant
plant any organism of the plant kingdom, as opposed to one of the animal kingdom or of the kingdoms Fungi , Protista , or Monera in the five-kingdom system of classification. (A more recent system, suggested by genetic sequencing studies, places plants with animals and some other forms in an ...
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begonia
begonia , any plant of the large genus Begonia and common name for the family Begoniaceae, mostly succulent perennial herbs of the American tropics cultivated elsewhere as bedding or pot plants and easily propagated by stem and leaf cuttings as well as by seed. Some kinds are grown as house plants...
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larkspur
larkspur any north temperate, Old World annual of the genus Consolida of the buttercup family. Consolida species were formerly classified in the genus Delphinium, which includes similar annual, biennial, and perennial herbaceous plants of the northern temperate zone that are commonly called...
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licorice
licorice , name for a European plant ( Glycyrrhiza glabra ) of the family Leguminosae ( pulse family) and for the sweet substance obtained from the root. Since early times the root has been used medicinally (for coughs and as a laxative); it is used also in brewing, for confectionery, and for flavo...
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