Alfonso Susanna

Cheirolophus crassifolius, the Maltese centaury, Maltese rock-centaury or Widnet il-Baħar, is a species of flowering plant in the family Asteraceae. It is endemic to Malta. Its natural habitats are cliffs and coastal valleys. It is threatened by habitat loss. It is scarce but widespread in the wild on the western cliffs of Malta, rare on the southern cliffs of Gozo, but frequent as a cultivated species in roundabouts. It is quite common in the limits of Wied Babu in the south east of Malta. It was first described by Stefano Zerafa, around 1830, as the only species of the monotypic genus

Shangwua is a genus of Asian flowering plants belonging to the family Asteraceae. Its native range is from Afghanistan to central and eastern Asia (within East Himalaya, Nepal, Pakistan, Tadzhikistan, Tibet and West Himalaya) and to southern central China and Myanmar. The genus name of Shangwua is in honour of Shang Wu Liu (b. 1934), Chinese botanist, taxonomist and professor in the province of Qinghai, China. It was first described and published in Taxon Vol.62 on page 992 in 2013.

Femeniasia balearica is a species of flowering plant in the family Asteraceae, and it is the only species in the genus Femeniasia.

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Nuriaea is a genus of flowering plants in the sunflower family, Asteraceae. It includes two species of thistles, Nuriaea dender and Nuriaea engleriana, which are endemic to Ethiopia. They are spiny perennial herbs, growing 3 to 4 meters tall and occasionally up to 5 meters. Both species are native to the Ethiopian Highlands, growing in Afromontane plant communities above 1,600 meters elevation. These species were formerly placed in genus Cirsium. They have a plumose pappus like species of Cirsium and Afrocirsium. They differ from these other genera in their large size, and in having large

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Afrocirsium is a genus of flowering plants in the sunflower family, Asteraceae. It includes three species of thistles native to the mountains of eastern tropical Africa. They are spiny perennial herbs growing 0.5 to 2.5 meters tall. They have the plumose pappus characteristic of genus Cirsium, but have distinct characteristics like phyllaries with well-developed pectinate appendages which are not present in Cirsium and the other genera in the Carduus-Cirsium group. All are native to Afromontane or Afroalpine regions of eastern tropical Africa between 1,600 and 4,600 meters elevation, ranging

Afrocarduus is a genus of flowering plants in the sunflower family, Asteraceae. It includes ten species of thistles native to the mountains of tropical Africa, ranging from Nigeria to Ethiopia and Zimbabwe. All the species in the genus are native to Afromontane or Afroalpine regions of Africa, from 1,600 to 4,600 metres (5,200 to 15,100 ft) elevation Some are restricted to a single mountain or mountain range, while others are native to two or more ranges, some widespread. The species now placed in genus Afrocarduus were previously placed in genus Carduus as subgenus Afrocarduus. The

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