18 BOTANICAL GAZETTE [JANUARY 
EXPLANATION OF PLATE II 
Encephalartos piliedus 
Fic. 1.—Suspensor carrying down young embryo (shaded) into the endosperm; 
aw, archegonium wall. X77. 
Fic. 2.—Young embryo slightly older. 310. 
Encephalartos Friderici-Guilielmi 
Fic. 3— Branching of the suspensor forming two approximately wn 
embryos. X77. 
Fic. 4.—Outline of embryo and part of suspensor, just before differentiation 
of cotyledons. X4o. 
Fic. 5.—Detailed drawing of part of fig. 4 indicated by dotted line. 300. 
Fic. 6.—Cell outline of embryo just after differentiation of cotyledons. 117. 
Fic. 7—Detailed drawing of part of jig. 6; junction of root and stem 
meristems. X 300 
Fic. 8. —-Ogiline of slightly older embryo. X24 
Fic. 9.—Older embryo than jig. 8; root snevinietn outlined with dotted line. 
ee 1o.—Embryo older than fig. 9; canals outlined, that marked » shown 
in next figure. X4o. 
Fic. 11.—Canal from fig. ro drawn in detail. 310. 
Fics. 12-15.—For explanation see text. 
Fic. 16.—Cross-section of cotyledons of a mature embryo. X 24. 
Fic. 17.—Part of fig. 12 marked x drawn in detail. 310. 
