| 词条 | Haplophyton |
| 释义 |
| image = | image_caption = | regnum = Plantae | unranked_divisio = Angiosperms | unranked_classis = Eudicots | unranked_ordo = Asterids | ordo = Gentianales | familia = Apocynaceae | subfamilia = Rauvolfioideae | tribus = Alstonieae | genus = Haplophyton | genus_authority = A.DC | synonyms = }}Haplophyton is a genus of plants in the family Apocynaceae, first described in 1844. It is native to the southwestern United States, Mexico, Cuba, and Guatemala.[1][2] It is a suffrutescent herb with alternative leaves and showy colorful flowers.[3] The common name cockroach plant (or hierba de la cucaracha) is in reference to its insecticidal properties. It has been used to kill cockroaches, fleas, flies, lice, and mosquitoes.[4] Leaf extracts and sap contain many insecticidal compounds — such as the indole alkaloid aspidophytine. SpeciesSome authors accept three species in the genus, others recognize two, considering H. cinereum synonymous with H. cimicidum. The World Checklist recognizes:
References1. ^Kew World Checklist of Selected Plant Families 2. ^Biota of North America Program 2013 county distribution map, Haplophyton crooksii 3. ^Williams, J. K. 1995. Miscellaneous notes on Haplophyton (Apocynaceae: Plumerieae: Haplophytinae). Sida 16(3): 469–475 4. ^McLaughlin, S.P. 1993. Apocynaceae A.L. Juss., Dogbane Family. Journal of the Arizona-Nevada Academy of Science 27:164-168. External links{{Wikispecies}}
2 : Apocynaceae genera|Flora of North America |
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