xix] 



EMBRYOGENY 



83 



I^'g- 383- Botrychiiini Lttnaria L. 36 = 3 fer- 

 tilised archegonium, 37=zygote showing the 

 first segmentation, 38 = embryo of four cells, 

 39' 40 = embryos cut in direction of the 

 archegonium, 42 = an embryo breaking out 

 of the prothallus. 36-40 ( x 225). 42 ( x 150 

 (After Bruchmann.) 



Fig. 384. Botrychiicm Liinaria L. The lower figure {A) represents an old embryo 

 with well-developed foot (/): 7c»i = apex of first root, j = apex of the rhizome with 

 the second root, wo. The endophyte (en) is already in the cells ( x ^2). The 

 upper figure (B) is a diagrammatic section of a seedling with six to eight roots, 

 of which three are in the plane of section. /=foot, tc'] = first root, w = other roots, 

 j=apex of rhizome, 3i-<^3 = developing leaves ( x 6). (After Bruchmann.) 



6—2 



