The taxonomy of Helenium sect. Cephalophora (Asteraceae) [Chile]

A systematic treatment is presented for the 8 presently recognized taxa of sect. Cephalophora, with synonymies, typifications, descriptions, discussions, and range maps. Helenium ovallense is described as new, H. vallenariense is officially transferred to Helenium from Cephalophora, and H. leguiffei...

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Bibliographic Details
Published in:Systematic botany 1978-01, Vol.3 (3), p.277-298
Main Author: Bierner, M.W
Format: Article
Language:English
Subjects:
Awns
Bracts
Flavonoids
Florets
Herbaria
Leaves
Lectotypes
Plants
Stems
Taxa
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Summary:A systematic treatment is presented for the 8 presently recognized taxa of sect. Cephalophora, with synonymies, typifications, descriptions, discussions, and range maps. Helenium ovallense is described as new, H. vallenariense is officially transferred to Helenium from Cephalophora, and H. leguiffei is reduced in status to a variety of H. urmenetae. Chromosome counts are reported for 7 of the 8 taxa; all were diploid with n = 17.
ISSN:0363-6445
1548-2324
DOI:10.2307/2418298