| 词条 | Isocarpha |
| 释义 |
|regnum = Plantae |unranked_divisio = Angiosperms |unranked_classis = Eudicots |unranked_ordo = Asterids |ordo = Asterales |familia = Asteraceae |tribus = Eupatorieae[1] |genus = Isocarpha |genus_authority=R.Br. 1817 not Less. 1830 |type_species=Santolina oppositifolia L.[1] |synonyms_ref=[1] |synonyms=Dunantia DC. |}}Isocarpha (pearlhead)[2] is a genus of flowering plants in the sunflower family.[3][4][5] They are native to Mexico, Central America, the West Indies, and northern South America, with the range of one species extending north into the United States.[8][6][7][8] ClassificationAlthough it is generally assigned to the tribe Eupatorieae, the flowers are unusual for that tribe. It is believed to have evolved from an ancestor which more closely resembles other Eupatorieae.[9]
References1. ^Tropicos, Isocarpha R. Br. {{Taxonbar|from=Q6085405}}{{Eupatorieae-stub}}2. ^{{PLANTS|id=ISOCA|taxon=Isocarpha|accessdate=25 May 2015}} 3. ^Brown, Robert. 1817. Observations on the Natural Family of Plants called Compositae 110 4. ^Tropicos, Isocarpha R. Br. 5. ^{{cite web | url = http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=116567 | title = Isocarpha R. Brown | work = Flora of North America }} 6. ^Weberling, F. H. E. & J. A. Lagos. 1960. Neue Blütenpflanzen für El Salvador - C.A. (Vorläufige Liste). Beitrage zur Biologie der Pflanzen 35(2): 177–201 7. ^Turner, B. L. 1997. The Comps of Mexico: A systematic account of the family Asteraceae, vol. 1 – Eupatorieae. Phytologia Memoirs 11: i–iv, 1–272 8. ^Keil, D. J. and T. F. Stuessy. 1981. Systematics of Isocarpha (Compositae: Eupatorieae). Systematic Botany 6: 258–287. 9. ^1 {{cite journal | doi = 10.2307/2418285 | title = Systematics of Isocarpha (Compositae: Eupatorieae) | year = 1981 | author = Keil, David J. | journal = Systematic Botany | volume = 6 | pages = 258 | jstor = 2418285 | author2 = Stuessy, Tod F | issue = 3 | publisher = American Society of Plant Taxonomists}} 10. ^1 2 Flann, C (ed) 2009+ Global Compositae Checklist 11. ^Biota of North America Program 2013 county range map 2 : Eupatorieae|Asteraceae genera |
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