FIGURES 4–10 in Chara kirghisorum (Charales): lectotypification, first reliable record in Europe and update of species distribution in Russia

FIGURES 4–10. Chara kirghisorum. Specimens from Republic of Bashkortostan, Eastern Europe (NS). 3. General view. 4, 5. Whorls of branchlets, stipulodes and stem cortex. 6, 7. Branchlets of male plants with antheridia (arrowheads). 8. Stem cortex with solitary and geminate spine cells (arrowhead). 9. Nodal bulbil. Scale bars: Fig 4 = 5 mm, Figs 5-8, 10 = 0.4 mm, Fig 9 = 0.2 mm. Photo by R.E. Romanov.