THE DEGREE OF RARITY OF MEMBERS OF THE APIACEAE (UMBRELLIFEAE) FAMILY IN THE FERGANA VALLEY

When studying each rare species of plant, the study of them on the basis of a certainorder, that is, into a certain group, increases the efficiency. For example: a distributed area is acommon, similar to a living environment, or a factor that multiplies in a similar way or, on thecontrary, affects a decrease, etc. In this article, the generality of the families of plants was taken as aunit. The reasons for this are several: in plants belonging to the same family, basically the livingenvironment, the distribution area and even the factor that affects the decrease will also be similar.

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