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乔木

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Trees, shrubs, or sometimes shrublets, monopodial or sympodial, usually dioecious, less often monoecious or polygamo- dioecious.

乔木,灌木,或有时小灌木,单轴或合轴分枝,通常雌雄异株,少数常为雌雄同株或杂性异株。

Trees evergreen; trunk monopodial, straight; branches nearly whorled; branchlets ridged and grooved, with each leaf borne on a persistent, peglike base; short branchlets absent; winter buds ovoid, conical, or subglobose, resinous or not, scales on terminal buds recurved or not, persistent at base of branchlets.

常绿乔木树干单轴分枝,直;分枝差不多轮生;小枝具脊和凹槽,有每叶生于一持久,钉状基础;短小枝无;卵球形,圆锥状的冬芽,或近球形,与否树脂,由顶芽开出的鳞片与否,宿存在基部的小枝。

Cephalomappa sinensis is a monotypic genus ever-green tree endemic to the calcareous mountainous region in southwest of Guangxi Zhuang Autonomous fresh branches are used as feeding stuff for cattle,horse,sheep,and can make them find the possibility of developing feed additive or medicine for livestock,the chemical constituents from this plant were chemical constituents of its roots had been reported in our earlier continuation of our investigation on the branches of Cephalomappa sinensis,a new norneolignan,named Ceplignan(1),was isolated from ethanol extract through column structure was elucidated on the basis of spectroscopic evidence.

肥牛木(或称肥牛树,Cephalomappa sinensis)为大戟科一单种属植物,为常绿乔木,其分布区狭窄,仅限于广西西南部石灰岩山地[1]。肥牛木为优良木本饲料树种,是牛、马和羊的好饲料,用该植物饲养牛,可使牛肥壮,故有肥牛木的名称[1]。研究其化学成分,目的在于探讨开发饲料添加剂或兽药的可能性。我们曾报道了肥牛木根的化学成分[2,3],在对其枝条的进一步研究中,又分离得到一个新的降新木脂素,命名为肥牛木素。本文报道其分离方法和结构鉴定结果。

The Moringa oleifera tree is an fast-growing arbor with good ecological value and economic value, which grows in tropical or subtropical regions.

辣木是一种生长于热带或亚热带地区的、生态价值和经济价值均较好的多用途速生乔木树种。

Trees or shrubs, rarely herbs or liana; young growth usually stellately hairy; bark mucilaginous and rich in fibers.

乔木或灌木,很少草本或藤本植物;幼枝通常有星状毛;树皮黏并且富有的纤维。

The results indicated that the vertical structure of the com- munity was obvious, which composed of tree, shrub, herb and ground layers.

结果表明:(1)群落垂直结构明显,可分为乔木层、灌木层、草本层、地被层。

Type genus of Myristicaceae; tropical Asian evergreen trees with small white or yellow flowers followed by fleshy fruits.

肉豆蔻科的模式属;一个热带亚洲乔木属,花小,白色或黄色,果实肉质。

A family of tropical trees and shrubs of the order Myrtales.

热带乔木和灌木科包括。

Any of several trees of the genus Nyssa, especially N. aquatica, of the southeast United States, having soft, light wood.

紫树,蓝果树几种蓝果树属的乔木中的任何一种,尤指产于美国东南部的水蓝果树,木质柔软且轻

Type genus of Ochnaceae; evergreen trees and shrubs of Old World tropics.

金莲木科的模式属;旧大陆热带常绿灌木或乔木

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