(3) between Holarctic zone and Paleotropical zone, but is preferablybelongs to Holarctic zone.
3)位于泛北极植物区和古热带植物区之交，应属于泛北极植物区。
Arcto-Tertiary flora
北极第三纪植物区系
This is the vegetational climate of arctic permafrost regions.
这是北极永冻地区的植物气候。
the Arctic has much plant life, but the Antarctic is an empty desert.
北极有许多植物生存，南极却是一片空旷的荒漠。
large genus of herbs of north temperate and arctic regions.
北部温带地区及北极地区的一个草本植物大属。
similar to the twinflower of northern Europe and Asia.
类似于欧洲北部和亚洲北极花的一种植物，分布在北美洲的北部。
aurora Polaris
【地物】极光, 北极光
After floristic analysis, this paper agree that Yangmingshan flora belongs to East-China Province, Holarctic Kingdom.
经过分析，本文支持阳明山植物区系隶属于泛北极区的华东植物省。
tuft- or mat-forming dwarf perennial of arctic regions of western and central Europe and North America.
欧洲西部和中部以及北美的北极地区的一种丛生低矮多年生植物。
COMMUNITY STRUCTURE AND BIOMASS OF ICE ALGAE AND PHYTOPLANKTON IN THE LAPTEV SEA(ARCTIC) IN SPRING
北极拉普捷夫海春季冰藻和浮游植物群落结构及生物量分析
Only hardy plants will survive the severe cold in the Arctic area.
只有强壮的植物才能忍受北极地区的酷寒而生存下来。
perennial of arctic Europe having large white flowers with inflated calyx.
长有肿胀花萼和大型白色花朵的欧洲北极地区的多年生植物。
evergreen with rounded leaves and very fragrant creamy-white flowers; widely distributed in northern parts of Old and New Worlds.
常绿植物，圆叶，奶白色花，极香；广泛分布于新、旧大陆北部。
The World Wildlife Fund says the polar bear is not receiving enough protection.
世界野生动植物基金会说，北极熊是没有得到足够的保障。
ISOLATION AND IDENTIFICATION OF ACTINOBACTERIA FROM RHIZOSPHERIC SOIL IN THE ARCTIC YELLOW RIVER STATION
北极黄河站植物根际土壤放线菌分离培养及其鉴定
The plants are starving for water.
这些植物极需要水。
extreme xerophilous epiphyte
极端旱生性附生植物
animal and vegetaBle pests spread with extreme rapidity .
动植物疫害传播极快。