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仲彬草属5种植物的核型研究
周永红;
四川农业大学基础部
摘要:
本文对我国西部高原仲彬草属Kengyilia5种植物的核型进行了分析。它们的染色体数目均为2n=42,六倍体。核型是:糙毛鹅观草K.hirsuta,2n=6x=42=366+6sm;青海鹅观草K.kokonorica,2n=6x=42=36m+6sm:黑药鹅观草K.melanthera,2n=6x=42=38m+4sm;硬秆鹅观草K.rigidula,2n=6x=42=38m+4sm;窄颖鹅观草K.stenachyra,2n=6x=42=38m+4sm。它们的核型属于1B或2B型。染色体中均未发现随体。
关键词:  仲彬草属  核型  
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