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Opuntia polyacantha is a common species of cactus known by the common names plains pricklypear, [3] [4] starvation pricklypear, [5] hairspine cactus, [3] and panhandle pricklypear. [2] It is native to North America, where it is widespread in Western Canada , the Great Plains , the central and Western United States , and Chihuahua in northern ...
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]
Brunfelsia pauciflora is a species of flowering plant in the family Solanaceae, the nightshades.It is endemic to Brazil, and it is grown in cultivation. [1] A shrubby perennial plant grown in gardens, its common names include today, tomorrow together, yesterday, today and tomorrow, morning-noon-and-night, kiss me quick, and Brazil raintree.
Growing quickly, Coreopsis tinctoria attains heights of 30–100 cm (12–40 in). Its leaves are pinnately-divided, glabrous and tend to thin at the top of the plant where numerous 25–40 mm (1– 1 + 1 ⁄ 2 in) flower heads sit atop slender stems. [3] Flower heads are brilliant yellow with maroon or brown disc florets of various sizes ...
When the bright white yucca flowers are in bloom, the female yucca moth visits a flower and collects a bundle of pollen. [11] Though it is in the best interest of the plant that she ten leave to visit another plant, around two thirds of the time she visits a flower on the same inflorescence or even the same flower with the pollen collected when ...
The plant's many common names include garden star-of-Bethlehem, [17] sleepydick, [18] nap-at-noon, [7] grass lily, summer snowflake, snowdrop, starflower, bird's milk, chinkerichee, ten-o'clock lady, eleven-o'clock lady, Bath asparagus, and star of Hungary. The references to the time of day reflect the opening times of the flowers, opening late ...
The Illinois List of Endangered and Threatened Species is reviewed about every five years by the Illinois Endangered Species Protection Board (ESPB). [1] To date it has evaluated only plants and animals of the US state of Illinois, not fungi, algae, or other forms of life; species that occur in Illinois which are listed as endangered or threatened by the U.S. federal government under the ...
Thelesperma filifolium, commonly known as stiff greenthread, [2] or plains greenthread, [3] is a species of flowering plant in the aster family, Asteraceae. It is often found growing in shallow soils. It prefers disturbed sites in dry, sandy or gravelly soil with a neutral to basic pH.