本文通过对多花筋骨草Ajuga multiflora Bunge的试验观察,阐明了多花筋骨草的生活史。实验证明日本植物学者北川政夫于1939年发表的新变种 (莲座变种var. serotina)是由于植株在营养生长阶段,在养分充裕的条件下,顶芽生长锥分化成花序的结果,因之作者将其作为异名处理。在本文中作者并发表了二个新变型。 In this paper, through the experimental observation of Ajuga multiflora Bunge, we elucidate the life history of S. fortunei. Experiments show that Japanese botanist Beichuan Chuanfu published in 1939, a new variety (rosette var. Serotina) is due to the vegetative growth stage, under sufficient nutrient conditions, the top bud growth cone into inflorescence results, the author will It’s treated as a synonym. In this article, the author has published two new variations.