Abstract: The study progresses aloe biological characteristics, including the history of aloe planting, the main aloe species and mutations in China, anatomical and morphological research progress on aloe leaves, aloe karyotype analysis and some protection enzymes, such as SOD, POD in aloe, were summarized in this paper. And we introduce our work which have been finished and being done now, such as, abnormal meiosis of pollen mother cells was one of chief reason which resulted in abortive pollen, refined technics of aloe polysaccharide, and isolation and purification of aloe chromone.