花期

The short blooming period hinders the development of the floricultural industry of moutan peonies.

自然期较短严重影响了牡丹产业的发。

For each species, a short description is provided;also included are geographical distribution, ecology, phenology, citation of exsiccatae, and brief notification.

扼要描述每种植物之重要特徵及给予生态、地理分布、期、参考之标本等资料，最后附与各种处理之简短说明。

Shrubs evergreen or sometimes semievergreen; branchlets and pedicels not setose. Leaf blade adaxially glabrous; corolla creamy yellow, lined and flushed rose on outside. Fl. May–Jun.

有时的常绿灌木或半常绿；小枝和梗不具刚毛。叶片正面无毛；在外面上的冠米黄色，线形和带玫瑰色；期5月6月。

Also can plant the vivacious wood of some of short sex this flowerer, for example azalea, arrive florescence can blossom, the effect is very good also.

也可以种些矮性的多年生木本植物，例如杜鹃，一到期便，效果也很好。

According to the observation of wide and artificial Popover nudicaul, flowering rule, major factors influencing flowering, regulation method of flowering time and seed collection method were studied.

摘要根据野生和人工种植的野罂粟调研观测，研究了野罂粟规律、影响的主要因素以及野罂粟的期调控方法和采种方法。