.A well developed archegonium with neck consisting
of 4-6 rows and neck canal cells, characterises
(a) gymnosperms and flowering plants
(b) pteridophytes and gymnosperms
(c) gymnosperms only
(d) bryophytes and pteridophytes
of 4-6 rows and neck canal cells, characterises
(a) gymnosperms and flowering plants
(b) pteridophytes and gymnosperms
(c) gymnosperms only
(d) bryophytes and pteridophytes