Sanjuan, JosepAlqudah, Mohammad2018FIG. 8 in Charophyte flora from the Miocene of Zahle (Beeka Valley, Lebanon). Biostratigraphic, palaeoenvironmental and palaeobiogeographical implications10.5281/zenodo.5375696FIG. 8. — Biometric values of Nitellopsis (T.) merianii (Al. Braun ex Unger, 1852) Grambast & Soulié-Märsche, 1972 from sample Zahle 2 (n = 100 gyrogonites): A, gyrogonite height (µm); B, gyrogonite width (µm); C, number of convolutions visible in lateral view; D, isopolarity index (ISI = h/w × 100).AC%%1614121050403020108642001075-10501100-107581125-11001150-112511501175117512001225-120091250-1225µm1275-12501300-12751325-13001350-13251375-1350101400-13751425-14001450-1425BD%%1412105040302010864500850-825100-875-850110900-875925-900110-950-925120975-9501000-975120µm1025-1000-1301050-10251075-10501301100-1075-1401125-11001150-11251401200-1175-1501175-11501225-1200