FIGURE 2 in Lifeforms as criterion for species delimitation: Are Aristida adscensionis and A. coerulescens (Aristidoideae, Poaceae) two species?

FIGURE 2. Principal component analysis (PCA) of morphological variation of spikelet characters of eight specimens of Aristida adscensionis (red) and A. coerulescens (blue). A1-8 and C1-8 refer to specimens in SI Table 1.