74 



LOXSOMOPSIS:— 



j,^v 



V^=^W 



Fig. 137. Loxsoiuopsis lehmannii. Lateral view (x 250), distal face (x 1000), 

 and LO-patterns. At top sclerine stratification (x 2000). 



i ,0 M 



' «*<-«cJir>jj' "ttm-. 



LYCOPODIUM:— 



L.clavatum [PI. Ill (facing p. 94); Figs. 138 B, 142], L. densiim (Fig. 139), 

 L. diaplianuin (Fig. 138 A), L. drummondii (Fig. 140), L. insidare Fig. 141). 



Fig. 138. A, Lycopodiiim diaphanum; a + b, distal face (a, at high, b, at low 

 adjustment of the microscope; the different foci correspond to levels a^ and 

 bj in Fig. A: d; c, proximal face (main part of figure: surface view at high 

 adjustment; upper right-hand part: section through the exine; d and e: out- 

 line of exine stratification at distal pole, e at the ecjuator). — B, L. clavatum: 

 detail corresponding to that in L. diaphanum shown in Fig. A: e. — x 2000 

 (A: a-c), X 4000 (A: d and e; B), x 500 (lower left-hand detail figure= spore 

 of L. diaphanum in lateral view, distal face up). — From Erdtman in Afze- 

 lius, Erdtman and Sjostrand, Svensk bot. Tidskr. 1954, 



