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Pentachaeta
''Pentachaeta'' is a genus of the family Asteraceae; the entire genus is endemic to California. Of the six species members, at least one, '' Pentachaeta bellidiflora'', is classified as an endangered species. The etymology of the genus name derives from Greek: ''Penta'' = five + ''chaeta'' = bristle, referring to the pappus scales of '' P. aurea''. It was combined in '' Chaetopappa'', but later work led to the genus being recognized as definitely separate. It is most closely related to ''Rigiopappus'' and '' Tracyina''. Pygmydaisy is a common name for ''Pentachaeta''. Description This genus consists of annual plants whose above surface architecture emanates from slender taproot, which appears smooth, but actually is covered by fine hairs. The stems are typically simple or branching in the lower half of plant, and they are erect, generally flexible, and of green to reddish color. ''Pentachaeta'' leaves are normally narrowly linear, ciliate and green. The terminal inflorescence ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Pentachaeta Fragilis
''Pentachaeta'' is a genus of the family Asteraceae; the entire genus is endemic to California. Of the six species members, at least one, ''Pentachaeta bellidiflora'', is classified as an endangered species. The etymology Etymology ()The New Oxford Dictionary of English (1998) – p. 633 "Etymology /ˌɛtɪˈmɒlədʒi/ the study of the class in words and the way their meanings have changed throughout time". is the study of the history of the Phonological chan ... of the genus name derives from Greek: ''Penta'' = five + ''chaeta'' = bristle, referring to the pappus scales of ''Pentachaeta aurea, P. aurea''. It was combined in ''Chaetopappa'', but later work led to the genus being recognized as definitely separate. It is most closely related to ''Rigiopappus'' and ''Tracyina''. Pygmydaisy is a common name for ''Pentachaeta''. Description This genus consists of annual plants whose above surface architecture emanates from slender taproot, which appears smooth, but actually i ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |