Facies of species are often connected with extreme or disturbed habitats.是什么意思？

Facies of species are often connected with extreme or disturbed habitats.

植物种的群常与严酷或干扰的生境有联系.

facies

n. 面容，外观，表面，外表；

例句
Garnet amphibolites from Beiyuan in southwestern Zhejiang Province are the products of high - amphibolite facies metamorphism.
浙西南北园的石榴斜长角闪岩是一次高角闪岩相变质作用的产物,原岩为玄武质火成岩.

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

species

n. 物种，种类，类型，[逻辑] 个体；

例句
Some animal and plant species cannot accommodate to the rapidly changing conditions...
某些种类的动植物不能适应迅速变化的环境。

are

vi. （用于第二人称单复数现在时，第一、三人称复数现在时）是；n. 公亩（等于100平方米）；

例句
We are scared to abandon ourselves to our feelings in case we seem weak or out of control.
我们不敢放纵自己的情感，以免显得太过软弱或缺乏自制。

often

adv. 常常，经常，时常，再三；

例句
Genetic abnormalities are more often associated with faults in paternal DNA than in maternal DNA.
相对于母本DNA,基因畸变往往更多地与父本DNA上的缺陷相关。

connected

adj. 连接的，有关系的，有联系的，连贯的，有血统[婚姻]关系的；v. 连接( connect的过去式和过去分词)；

例句
His entrance was announced by a buzzer connected to the door.
他刚一进去，与门相连的门铃便嗡嗡作响。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

extreme

adj. 极端的，过激的，极限的，非常的，末端的，（政治上）急进的；n. 极端，困境，[数]极限值，[常用复数]在两末端的事物；

例句
The incident has triggered fresh arguments about the role of the extreme right in France...
该事件引发了关于极右翼势力在法国所起作用的新一轮讨论。

or

conj. 或，或者，还是，不然，否则，左右；prep. <古、诗>在…之前，比…更早；n. [纹章]黑金色、黑色；

例句
We are scared to abandon ourselves to our feelings in case we seem weak or out of control.
我们不敢放纵自己的情感，以免显得太过软弱或缺乏自制。

disturbed

adj. 被扰乱的，心理失常的，为心理失常者服务的；v. 干扰(disturb的过去分词)；

例句
Their sleep is regularly disturbed by the sound of gunfire as criminal gangs settle their nightly accounts.
他们经常被黑帮每晚火拼的枪声所吵醒。

habitats

n. （动物的）栖息地，住处( habitat的名词复数 )；

例句
...a progression of habitats from dry meadows through marshes to open water.
从干燥的草地到沼泽地再到开阔的水面的一系列栖息地