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Sisyrinchium is a large genus of annual to perennial flowering plants in the family Iridaceae.Native to the New World, the species are known as blue-eyed grasses. Although they are not true grasses (Poaceae), they are monocots.
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When in breeding condition, the males' eyes turn red. After the female lays her eggs, the male fertilizes the eggs and aggressively defends the nest, eggs and fry from any intruder-including other females. Males are most commonly found defending the nest for up to five days later until the fry have hatched. [10]
The smell of freshly cut grass is evident immediately after mechanical damage, such as that done by mowing the lawn. The main compound responsible for the smell of freshly cut grass is cis-3-hexenal. It has a low odour detection threshold that humans can perceive at concentrations as low as 0.25 parts per billion.
Agelenopsis, commonly known as the American grass spiders, is a genus of funnel weavers described by C.G. Giebel in 1869. [1] They weave sheet webs that have a funnel shelter on one edge. The web is not sticky, but these spiders make up for that by running very rapidly.
It is also known as timothy-grass, meadow cat's-tail or common cat's tail. [3] It is a member of the genus Phleum , consisting of about 15 species of annual and perennial grasses. It is probably named after Timothy Hanson, an American farmer and agriculturalist said to have introduced it from New England to the southern states in the early 18th ...
Those red eyes you get from swimming aren't caused by chlorine, according to an official with the Centers for Disease Control and Prevention. %shareLinks-quote="Chlorine binds with all the things ...
Olsynium douglasii is a species of flowering plant in the iris family ().Common names include Douglas' olsynium, [2] Douglas' grasswidow, [3] grass-widow, blue-eyed grass, purple-eyed-grass, and satin flower, [4] It is the only species in the genus Olsynium in North America, the remaining 11 species being from South America.