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Depending upon rainfall, the flowers appear at any time during the year. The flowers open singly at the center of the leaf cluster for only a few hours on sunny mornings. The tiny seeds [5] are formed in a pod that opens when the seeds mature. Purslane has a taproot with fibrous secondary roots and can tolerate poor soil and drought. [6]
The family has been recognised by most taxonomists, and is also known as the purslane family. It has a cosmopolitan distribution , with the highest diversity in semiarid regions of the Southern Hemisphere in Africa , Australia , and South America , but with a few species also extending north into Arctic regions.
Common purslane (Portulaca oleracea) is widely consumed as an edible plant, and in some areas it is invasive. Portulaca grandiflora is a well-known ornamental garden plant. Purslanes are relished by chickens. Some Portulaca species are used as food plants by the larvae of some Lepidoptera species including the nutmeg moth (Hadula trifolii).
Portulaca umbraticola, also known as the wingpod purslane, is an annual or short-lived perennial succulent in the genus of flowering plants Portulaca. Description [ edit ]
The pink purslane or 'Stewarton flower' - the white form of which became established in the Stewarton area. An example of the variation found in Claytonia sibirica is the subspecies known as the Stewarton flower, so named due to its local abundance in that part of North Ayrshire , Scotland, and recorded as such by the Kilmarnock Glenfield Ramblers.
Portulaca oleracea subsp. sativa also known as golden purslane is one of few subspecies of Portulaca oleracea (common purslane). [1] [2] Description.
Veronica peregrina is a species of flowering plant in the plantain family known by several common names including neckweed, American speedwell, purslane speedwell and hairy purslane speedwell. It is native to the Americas, and is known on other continents as an introduced species and a common weed. It can be weedy in its native range as well ...
Illustration of sleep movements in Medicago leaves, from Charles Darwin's The Power of Movement in Plants (1880). In plant biology, nyctinasty is the circadian rhythm-based nastic movement of higher plants in response to the onset of darkness, or a plant "sleeping".