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Linnaeus's flower clock was a garden plan hypothesized by Carl Linnaeus that would take advantage of several plants that open or close their flowers at particular times of the day to accurately indicate the time. [1] [2] According to Linnaeus's autobiographical notes, he discovered and developed the floral clock in 1748. [3]
Celosia (/ s iː ˈ l oʊ ʃ i ə / see-LOH-shee-ə [2]) is a small genus of edible and ornamental plants in the amaranth family, Amaranthaceae.Its species are commonly known as woolflowers, or, if the flower heads are crested by fasciation, cockscombs. [3]
Bougainvillea, Behbahan.Many of the small white flowers, in various stages of development, may be seen among the larger bracts. Bougainvillea (/ ˌ b uː ɡ ən ˈ v ɪ l i. ə / BOO-gən-VIL-ee-ə, US also / ˌ b oʊ-/ BOH-) is a genus of thorny ornamental vines, bushes, and trees belonging to the four o' clock family, Nyctaginaceae.
[6] [8] The showy flower has six tepals each up to 5 to 7.6 cm (2.0 to 3.0 in) long. [6] [9] They are generally bright red [6] to orange [8] at maturity, sometimes with yellowish bases. The margins may be quite wavy. The six stamens also are long, up to 4 cm (1.6 in), and each bears a large anther at the tip that drops large amounts of yellow ...
Fraxinus ornus, the manna ash [2] or South European flowering ash, is a species of Fraxinus native to Southern Europe and Southwestern Asia, from Spain and Italy north to Austria and the Czech Republic, and east through the Balkans, Turkey, and western Syria to Lebanon and Armenia.
This plant is relatively rare because of its weak regeneration and due to introduced monkeys which feed on the flower buds. The only occurrences are on the slopes of Le Morne Brabant , Mauritius. Thanks to the efforts of botanist Joseph Gueho seeds were successfully germinated and grown in cultivation for the first time in 1973.
Pulsatilla nuttalliana (as the synonym P. patens) is the provincial flower of Manitoba, Canada [9] and (as the synonym P. hirsutissima) the state flower of the US state of South Dakota. [10] Pulsatilla vulgaris is the County flower for both Hertfordshire and Cambridgeshire in England. [11] Pulsatilla vernalis is the county flower of Oppland ...
Because its flower blooms infrequently and only for a short period, it gives off a powerful scent of rotting flesh to attract pollinators. As a consequence, it is characterized as a carrion flower, earning it the names corpse flower or corpse plant. The titan arum was first brought to flower in cultivation at the Royal Botanic Gardens, Kew in ...