多年生的

It belongs to Tamaricaceae, a perennial semi-shrub, and has the characteristics of dormancy and leaf abscission under desiccation.

红砂为柽柳科多年生小灌木，在极端干热期具有休眠或落叶等特征，因此它是一种温带地区的复苏植物，是研究植物抗旱机制的不可多得的良好材料。

Any of various rhizomatous usually perennial plants of the genus Arnica.

山金车属的生地下茎的通常是多年生植物的任何一种。

Any of several perennial herbs of the genus Boltonia in the composite family, having flower heads with white to purplish rays and yellow centers.

波菊属植物菊科波菊属的一种多年生草本植物，长有白色至紫色的伞形花和黄色中心的头状花序

Caudex often several branched, with persistent petiolar remains of previous years.

多年生草本经常的Caudex几分开，带有第二年的持久的petiolar 残余。

In order to crcate new rye grass with better stress tolerance,wc inscrtcd a gcne by particle bombardmcnt as well as Agrobacterium tumefancies LBA4404.The genc, HS1,was a member of HS polygcnc family in Arabidopsis thaliana.

为获得耐逆的新型黑麦草，我们采用基因枪法和农杆菌LBA4404介导方式，向多年生黑麦草中导入一个来源于拟南芥HS基因家族中的成员——HS1基因。

Tall rough-leaved perennial with a few large flower heads; central United States.

硬叶多年生并长有少量的大花冠的高大向日葵；美国中部。

A fragrant perennial herb native to Eurasia and North Africa and widely cultivated as a shade ground cover, having small white flowers and narrow leaves used for flavoring wine and in sachets. Also called sweet woodruff

香车叶草：一种原产于欧亚大陆和北非的芳香多年生草本植物，做为一种地面覆盖物广泛种植，有白色小花和用于调酒和装入香袋的窄叶子也作 sweet woodruff

Herbs perennial. Roots stout, to 2 cm in diam., containing copious purple dye.

多年生草本根粗壮，在2厘米直径，包含大量的紫色的染料。

The comprehensive evaluation of kentucky bluegrass is the best; the worst is perennial ryegrass.

草地早熟禾的综合评定较好，而高羊茅稍差，最差的是多年生黑麦草。

The density of tall fescue and kentucky bluegrass changes little during the whole evaluation period; while that of perennial ryegrass becomes very seldom during the summer.

在整个性状评定期间，高羊茅和草地早熟禾的密度变化较小，多年生黑麦草的密度变化很大；种内品种间密度差异很小。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。