红色系小株型花叶芋新品种‘烈焰雄心’

A New Red Lance-leaved Caladium Cultivar for Small Containers‘Flame Ambition’

‘烈焰雄心’是由‘霍德曼’和‘粉心’杂交选育而成的花叶芋新品种。小株型红色系披针形叶类。株型直立、紧凑饱满,平均株高14.9 cm、株幅33.1 cm,单芽叶片数5.8;叶片宽卵状心形,红色,质地硬,长9.5 cm、宽6.5 cm,主脉深红色,叶柄红色。与对照品种‘泰美花叶芋’相比,植株更矮小,株高减少44.1%,单芽叶片数增加79.7%,盆口直径12 cm成品所需生长时间180 d,缩短40%。

‘Flame Ambition’of Caladium was derived from a cross between‘W.B.Haldeman’and‘Pink Heart’.It was a red lance-leaved Caladium cultivar for small containers,characterized by its compact,dense and bushy appearance;vigorous growth habit;good chilling resistance.‘Flame Ambition’had an average height of approximately 14.9 cm,plant diameter of 33.1 cm.The number of leaves per bud was 5.8.The lance-type leaves were red in color with deep red-colored venation.Foliage length was about 9.5 cm and foliage width was about 6.5 cm.Leaf petiole was red‘.Flame Ambition’differed primarily from plants of‘Thail Beauty’in the following characteristics:The plant was shorter,and the plant height was reduced by 44.4%;the number of single-bud leaves increased by 79.7%;‘Flame Ambition’plants grew in 12 cm containers for 180 days,about 40%faster than plants of‘Thail Beauty’.