Fig 2 in Using mating-type loci to improve taxonomy of the Tuber indicum complex, and discovery of a new species, T. longispinosum

Fig 2. Ascospore spine height of four-spored asci (A) and width of spine bases (B), for the studied taxa. Different letters above boxes indicate significant differences between mean according to Tukey–Kramer honestly significant difference test (P <0.01). https://doi.org/10.1371/journal.pone.0193745.g002