Data file Column header Descsription APSoil_SpringPlantData.csv Date Date data were collected Transect Transect ID for one of the 5 transects Plot Plot ID along Transect could be A-E Fire Fire Type - Prescribed-Burro; Wildfire-Tenaja BurnCat Fire Exposure - whether a plot was burned or unburned FESPER:VICLUD Species Codes for species with visual estimate of percent cover; Species names can be found in APSoil_Plant Species List.csv shannondiv Total Shannon-Weiner Diversity across all observed plant species for a plot specnum Total unique number of species observed in a plot nat.specnum Total unique number of native species observed in a plot nat.shannondiv Shannon-Weiner Diversity of native species nat.cover Total native plant cover exo.specnum Total unique number of exotic species observed in a plot exo.shannondiv Shannon-Weiner Diversity of exotic species exo.cover Total exotic plant cover Total_Veg Total vegetative cover in plot - out of 100 Visible_Litter Visible litter cover in plot where no plants are growing over - out of 100 Char Total visible char or ash residue cover - out of 100 Bare Total bare ground cover in plot - out of 100 Rock Cover of sxposed rock where plant cannot grow - out of 100 Total_Litter Total litter cover in plot - could be up to 100 initialchar Percent Char estimated in first post-fire sampling APSoil_Plant Species List.csv SpeciesCode six letter species code Genus Genus for a given plant species Species_epithet Species epithet for a given plant species Species_Binomial full species name Notes "notes taken in the field to help with ID, NAs indicate no notes were recorded for the species" Status Origin status of plant species as either native or exotic APSoil_Bacterial_Metadata_withsoilPCA_final SampleID concatenated Sample ID column that can be used as a key to link between experimental plot metadata and OUT data files. Fire Fire Type - Prescribed-Burro; Wildfire-Tenaja Transect Transect ID for one of the 5 transects Replicate Plot ID along Transect could be A-E Timepoint Identifies time point of sampling during the study. Kingdom Identifies whether data represent Bacterial or Fungal communities BurnCat Fire Exposure - whether a plot was burned or unburned Date Date data were collected Timeframe Time since fire for data collection otu.H Shannon entropy otu.N1 Shannon diversity otu.N2 Simpson's diversity S.obs observed number of OTUs in a plot initialchar Percent Char estimated in first post-fire sampling OM estimate of soil organic matter P1 weak Bray estimate of Phosphurs concentration HCO3_P Sodium Bicarbonate-P; ppm PH soil pH K soil potassium concentration in ppm NA. soil sodium concentration in ppm H hydrogen cations as estimate of soil pH CEC cation exchange capacity S soil sulfur concentration in ppm CopyNumber qPCR copy number used as an estimate of microbial abundance PCA1 soil PCA 1 axis score PCA2 soil PCA 2 axis score APSoil_otu_Bacteria_16S_rarefied data_final.csv SampleID concatenated Sample ID column that can be used as a key to link between experimental plot metadata and OTU data files APSoil_Fungal-Metadata-withsoilPCA_final SampleID concatenated Sample ID column that can be used as a key to link between experimental plot metadata and OTU data files. Project Fire Type - Prescribed-Burro; Wildfire-Tenaja Transect Transect ID for one of the 5 transects Replicate Plot ID along Transect could be A-E Timepoint Identifies time point of sampling during the study. Kingdom Identifies whether data represent Bacterial or Fungal communities BurnCat Fire Exposure - whether a plot was burned or unburned Date Date data were collected Timeframe Time since fire for data collection otu.H.fun Shannon entropy otu.N1 Shannon diversity otu.N2 Simpson's diversity S.obs observed number of OTUs in a plot initialchar Percent Char estimated in first post-fire sampling OM estimate of soil organic matter P1 weak Bray estimate of Phosphurs concentration HCO3_P Sodium Bicarbonate-P; ppm PH soil pH K soil potassium concentration in ppm NA. soil sodium concentration in ppm H hydrogen cations as estimate of soil pH CEC cation exchange capacity S soil sulfur concentration in ppm CopyNumber qPCR copy number used as an estimate of microbial abundance PCA1 soil PCA 1 axis score PCA2 soil PCA 2 axis score APSoil_otu_Fungal_ITS_rarefied data_final.csv SampleID concatenated Sample ID column that can be used as a key to link between experimental plot metadata and OTU data files. APSoil_AMF data.csv Date Date data were collected Transect Transect ID for one of the 5 transects Replicate Plot ID along Transect could be A-E Fire Fire Type - Prescribed-Burro; Wildfire-Tenaja BurnCat Fire Exposure - whether a plot was burned or unburned shannondiv Total Shannon-Weiner Diversity across all observed plant species for a plot specnum Total unique number of plant species observed in a plot nat.specnum Total unique number of native species observed in a plot nat.shannondiv Shannon-Weiner Diversity of native planttspecies nat.cover Total native plant cover exo.specnum Total unique number of exotic plant species observed in a plot exo.shannondiv Shannon-Weiner Diversity of exotic plantspecies exo.cover Total exotic plant cover Total_Veg Total vegetative cover in plot - out of 100 Visible_Litter Visible litter cover in plot where no plants are growing over - out of 100 Char Total visible char or ash residue cover - out of 100 Bare Total bare ground cover in plot - out of 100 Rock Cover of sxposed rock where plant cannot grow - out of 100 Total_Litter Total litter cover in plot - could be up to 100 T1_Char Percent Char estimated in first post-fire sampling otu.H Shannon entropy of AMF OTUs otu.N1 Shannon diversity of AMF OTUs otu.N2 Simpson's diversity of AMF OTUs S.obs observed number of AMF OTUs in a plot PCA1 soil PCA 1 axis score PCA2 soil PCA 2 axis score