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Figure 4. A-E, Monotheca obliqua. A, part of stem; B, hydrocladium and hydrotheca; C, female gonotheca; D, twin lateral nematothecae; E, 
axillar nematotheca and hydrostatic pore. Scale bar: A, C, 1 mm; B, 0.2 mm; D, E, 0.1 mm. F-L, Monotheca pulchella. F, part of stem; G, 
hydrocladium and hydrotheca; H, female gonothotheca with ova; I, anterior view of gonothecal aperture with internal lobate submarginal cusps. 
J, median inferior hydrocladial nematotheca. K, one of twin lateral nematothecae. L, axillar nematothecae. Scale bar: A,C, 1 mm.; B, 0.2 mm; F, 
H, 0.5 mm; D-E, I-L, 0.1 mm. 
