摘要:
报道了锦鸡儿属Caragana 14种的核型,体细胞中期染色体的核型分别为:(1)柠条Caragana korshinskii Kom. 2n=16=9m+7sm;(2)印度锦鸡儿C. gerardiana Royle 2n=16=12m+4sm; (3)锦鸡儿C. sinica (Buc'hoz) Rehd. 2n=24=15m+9sm;(4)狭叶锦鸡儿C. stenophylla Pojark 2n=32=21m+10sm+1st; (5)短脚锦鸡儿C. brachypoda Pojark. 2n=16=8m+5sm+3st; (6)云南锦鸡儿C. franchetiana Kom. 2n=16=13m+2sm+1st; (7)甘蒙锦鸡儿C. opulens Kom. 2n=16+1B=8m+7sm+1st+1B; (8)刺叶锦鸡儿C. Acanthophylla Pojark. 2n=16=12m+4sm; (9)红花锦鸡儿C. rosea Maxim. 2n=16=10m+6sm; (10)扁刺锦鸡儿C. boisi Schneid. 2n=16=11m+4sm+1st; (11)二色锦鸡儿C. bicolor Kom. 2n=16+1B=10m+6sm+1B; (12)川西锦鸡儿C. erinacea Kom. 2n=16=12m+3sm +1st; (13)粗刺锦鸡儿C. crassispina Marq. 2n=16=10m+6sm;(14)树锦鸡儿C. arborescens Lam. 2n=16+1B=10m+6sm+1B.其中短脚锦鸡儿、云南锦鸡儿、红花锦鸡儿、扁刺锦鸡儿、二色锦鸡儿、粗刺锦鸡儿的核型为首次报道.
