Which plant consists of more species and is native to over 7 different countries, Arachnis or Callistephus?
Callistephus Callistephus is a monotypic genus of flowering plants in the aster family, Asteraceae, containing the single species Callistephus chinensis. Its common names include China aster and annual aster. It is native to China and Korea. and it is cultivated worldwide as an ornamental plant.
Asparagus aethiopicus Asparagus aethiopicus, Sprenger's Asparagus, is a plant native to the Cape Provinces and the Northern Provinces of South Africa. Often used as an ornamental plant, it is considered an invasive weed in many locations. Asparagus fern and foxtail fern are common names; however, it is unrelated to true ferns. "A. aethiopicus" has been confused with "A. densiflorus", now regarded as a separate species, so that information about "A. aethiopicus" will often be found under the name "A. densiflorus".