Figure 6
From: Comparison of metaxylem vessels and pits in four sympodial bamboo species

The shapes of inner and outer pits of four bamboo species. (a) Three types of pits were found in N. affinis (I, II, III). (b) Four types were found in B. intermedia (I, II, III, IV). (c) Three types were found in B. multiplex (I, II, III). (d) Tour types were found in B. rigida (I, II, III, IV).