Figure 15 in A late Eocene wood assemblage from the Crooked River Basin, Oregon, USA

Figure 15. Urticales, Cannabaceae/Moraceae Wood Type 2. UF 278-84906. A, B. Distinct growth rings, vessels solitary and in short radial multiples, occasional clusters; thin-walled tyloses, TS. C. Simple perforation plate in narrow vessel element with helical thickenings, RLS. D. Series of vessel elements with crowded alternate intervessel pitting, angular in outline, TLS. E. Crowded alternate intervessel pitting, TLS. F. Vessel-ray parenchyma pitting with reduced borders, round to oval in outline, RLS. G. Thin-walled tyloses, rays predominantly multiseriate, weakly differentiated sheath cells (S), ray cells polygonal in outline, TLS. H. Heterocellular rays with procumbent body cells; thin-walled tyloses, RLS. I. Heterocellular ray, crystals (C) in square and upright ray cells, RLS. Scale bars=500 µm in A; 200 µm in B; 100 µm in G, H; 50 µm in D, I; 20 µm in C, E, F.