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In traditional Chinese medicine, extracts from it have been used against numerous diseases, including diabetes, malaria, and Hodgkin's lymphoma. [22] [13] In the 1950s, vinca alkaloids, including vinblastine and vincristine, were isolated from Catharanthus roseus while screening for anti-diabetic drugs. [23]
Vinca difformis in habitat, Cáceres, Spain. Vinca plants are subshrubs or herbaceous, and have slender trailing stems 1–2 m (3 + 1 ⁄ 2 – 6 + 1 ⁄ 2 ft) long but not growing more than 20–70 cm (8– 27 + 1 ⁄ 2 in) above ground; the stems frequently take root where they touch the ground, enabling the plant to spread widely.
In 2011–2013, the United States experienced a significant outbreak of the fungal disease downy mildew that affects impatiens, particularly Impatiens walleriana. [11] The disease was also reported in Canada as well. [12] The pathogen plasmopara obducens is the chief culprit suspected by scientists, [13] but Bremiella sphaerosperma is related. [14]
The primary host affected by citrus stubborn disease is the sweet orange, but the bacterium can also infect weeds such as periwinkle (Vinca rosea) and London rocket (Sisymbrium irio). [ 3 ] [ 4 ] [ 2 ] : 8 Yellowed plants of Chinese cabbage and pak-choi ( Brassica rapa ) can be infected by S. citri .
According to the Centers for Disease Control and Prevention (CDC), the best way to remove a tick of any kind is to use fine-tipped tweezers to grasp the creature as close to the skin's surface as ...
Vinca minor (common names lesser periwinkle [1] or dwarf periwinkle) is a species of flowering plant in the dogbane family, native to central and southern Europe. Other vernacular names used in cultivation include small periwinkle , common periwinkle , and sometimes in the United States, myrtle or creeping myrtle .
Like the genus Vinca, they are known commonly as periwinkles. [3] There are eight known species. Seven are endemic to Madagascar, [4] though one, C. roseus, is widely naturalized around the world. [2] [5] The eighth species, C. pusillus, is native to India and Sri Lanka. [6] The name Catharanthus comes from the Greek for "pure flower". [7]
Verticillium wilt is a wilt disease affecting over 350 species of eudicot plants.It is caused by six species of Verticillium fungi: V. dahliae, V. albo-atrum, V. longisporum, V. nubilum, V. theobromae and V. tricorpus. [1]