Figure 3 from: He Y, Xu X-M, Zhou Y, Liu Q-R (2020) Onosma fuyunensis (Boraginaceae), a new species from Xinjiang, China. PhytoKeys 144: 11-22. https://doi.org/10.3897/phytokeys.144.33287

Figure 3 Characters comparison of O. fuyunensis and related species A nutlets of O. gmelinii (in adaxial and abaxial view) B nutlets of O. fuyunensis (in adaxial and abaxial view) C flowers of O. fuyunensisD corolla of O. gmeliniiE corolla of O. simplicissimaF scanning electron micrograph of nutlets of O. gmeliniiG scanning electron micrograph of nutlets of O. fuyunensisH scanning electron micrograph of pollens of O. gmeliniiI scanning electron micrograph of pollen of O. fuyunensis. Photo by Yi He.