水生经济维管植物
Aquatic vascular plant with economic value
水生维管植物资源
aquatic vascular plants resources
维管植物大化石
vascular plant megafossil
有毒维管植物
wild poisonous vascular plant
早期陆生维管植物
Early land vascular plant
植物组成
plant constitution
composition of plants
botanical composition
species composition
TWINSPAN
components of plant species
plant composition
floristic composition
Flora
成组维修
group maintenance
group preventive maintenance
根初生维管组织
root primary vascular system