- 1902] GAMETOPHYTES AND EMBRYO OF PODOCARPUS 107 
Fic. 31. Mature archegonium ; ventral canal nucleus pressed against 
the wall below the egg nucleus; three kinoplasmic masses present, one sur- 
rounding the egg nucleus; at the tip is a collection of plastic material. 
X 150. 
1G. 32. Two-celled embryo in base of archegonium; ventral canal 
nucleus-above. X 150. 
1G. 33. Four-celled embryo; pollen tube still visible above, with a 
nucleus near its tip. X 150. 
Fig. 34. Sixteen-celled embryo; several nuclei in the disorganizing 
_ cytoplasm above. X 150. 
Fic, 35. Two nuclei in tip of an archegonium in the base of which is an 
embryo in the stage shown in fig. 78. X 315. 
Fig. 36. Cross section of a group of fourteen suspensors. X 315. 
FiG. 37. Cross section of a group of five suspensors just above the tip 
cells. X 315. 
PLATE VII, 
Fig. 38. Young embryo breaking out of archegonium. X 315. : 
Fie. 39. Slightly older embryo; two nuclei in one tip cell. X 315. 
Fig. 40. Still older embryo, with two tip cells, one of which contains — 
two nuclei. x 315, 
Fig. 41. A group of thirteen suspensors; at their archegonial end is 
the thick cellulose plug. x 315. 
_ Fie. 42. Protoplasmic connections between adjoining suspensors of a 
— Sroup. X 1550. 
‘Fig. 43. A group of embryos from two archegonia. X 150. 
Fic. 44. Another group of embryos from a single aichesoatian “A co.” 
Fie. 45. Young embryo before development of embryonal tubes. X < os 
he 46. Embryonal tubes, developed unusually early, X 150. 
Embryo just before formation of embryonal tubes. * a 
Origin of embryonal tubes. x 150. 
a Fig. 49. Older embryo. x 150. 
oo | 
1G. 50. Abnormal embryo, growing upwards and passing "between 
_ Prothallium and nucellus. x 150. 
