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An annual plant is a plant that completes its life cycle, from germination to the production of seeds, within one growing season, and then dies. Globally, 6% of all plant species and 15% of herbaceous plants (excluding trees and shrubs) are annuals. [1] The annual life cycle has independently emerged in over 120 different plant families ...
In horticulture, the term (per- + -ennial, "through the year") is used to differentiate a plant from shorter-lived annuals and biennials. It has thus been defined as a plant that lives more than two years. [1] [2][failed verification] The term is also loosely used to distinguish plants with little or no woody growth (secondary growth in girth ...
Biennials grown for flowers, fruits, or seeds are grown for two years, whereas those grown for edible leaves or roots are harvested after one year—and are not kept a second year to run to seed. Examples of biennial plants are members of the onion family including leek, [4] some members of the cabbage family, [4] common mullein, parsley ...
Germination is the process by which an organism grows from a seed or spore. The term is applied to the sprouting of a seedling from a seed of an angiosperm or gymnosperm, the growth of a sporeling from a spore, such as the spores of fungi, ferns, bacteria, and the growth of the pollen tube from the pollen grain of a seed plant.
1. as a name misapplied by gardeners. 2. as an invalid name derived from horticultural writings of confused authorship. husk. Protective outer covering of certain seeds, for example, the leafy outer covering of an ear of maize (corn), the leathery covering of the walnut, or the spiky covering of the chestnut.
Helianthus multiflorus Hook. Helianthus ovatus Lehm. Helianthus platycephalus Cass. Helianthus tubaeformis Nutt. The common sunflower (Helianthus annuus) is a species of large annual forb of the daisy family Asteraceae. The common sunflower is harvested for its edible oily seeds, which are often eaten as a snack food.
Erodium cicutarium, also known as common stork's-bill, [2] redstem filaree, redstem stork's bill or pinweed, [citation needed] is a herbaceous annual – or in warm climates, biennial – member of the family Geraniaceae of flowering plants. It is native to Macaronesia, temperate Eurasia and north and northeast Africa, and was introduced to ...
Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (/ ˌændʒiəˈspərmiː /). [5][6] The term 'angiosperm' is derived from the Greek words ἀγγεῖον / angeion ('container, vessel') and σπέρμα / sperma ('seed'), meaning that the seeds are enclosed within a fruit.
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