FLORAL KNOWLEDGE AND PROSPECTING IN LANGU EDOC-ROUSSILLON (FRANCE) - CARTOGRAPHY OF HERBORIZED LOCATIONS AND DISTRIBUTION OF THE MALVACEAE IN HERAULT

The study of the frequencies by ''commune'' and ecological region of a bout 1800 floral locations recorded in Flora by Loret at Barrandon (18 76; 1886) and in an unpublished work by L Granel de Solignac et L Bert rand based on the herbarium of Montpellier (MPU), enables us to estima te the density and the lacuna of the flora census in the department of Herault. The information from both the Flora and the collections is v alue at the level of all the locations and also at the level of the lo cations indicated for the 24 species of Malvaceae inventoried in the d epartment. The importance of the contribution of the collections is de monstrated : in 70 % and 85 % of the orginal locations. The maps of th e distribution of the Malvaceae are also thrown.