lular 



spores. Th 

 ^^H betw 



en 



eli 



ecE 



ight streak, 

 ■^ of the spore 

 protoplasmic 



) moving re- 



he spore-cases 



is stated 



t watched in 



id trans 



es. 



The first 



this plant is 

 ; amongst tlif 



rsed througk- 

 re-case. Tlie 



e 





P 



the nucleus 



. in * 



caseS: 



the 



tself, an 



after 





ea 



dy 



isola' 



I 



r^^ BEGINNINGS OF LIFE. 



187 



and as a result of changes 



constitute so many foci, 



subsequently occurring around these granule-heaps the 



separate spores result. 



Another most striking instance of the new origina- 

 tion of cells within the tissues of plants, has been 

 revealed by the researches of Mr. H. J. Carter on 

 changes taking place within the internodes of different 

 members of the family Charace^'^. He principally 

 examined specimens belonging to the genus Nitella^ 





0. 

 



WS&A 



Woaooo qO 



'oNPPpoO 



) 



QPnPPPo% 



G'-J. 







?o_oo. 



OO.OQ 

 Ooq 



Of? 0^0 



OOOC 



pOOo 



00 000 Oori^oOO 



-^§0^ OOOOoo§o 



'00 0O0§OOqQ^ 

 ^ OnOlopXo^O 



^*.cg 



i-lCCto: 



<P^^<^. cg^^ 



00-^0- 



.ci=^^^ 







yo. 



POn%f9o'^0% 



^o ^^'' ^60 m^ 





q9P ^ 





583^0, ^- 





Fig. 9. 

 Development of new cells in internodes of Chara, (Carter.) 



a. Natural arrangement of chlorophyll vesicles. 

 h. Commencing rearrangement of these. 



c. Aggregation into distinct masses. 



d. Assumption of cell form. 



which were to be found in the ponds at Bombay. 

 In order to make his description clear^ the reader 



^ * Observations on the Development of Gonidia from the Cell-con- 

 tents of the Cbaracece: by H. J. Carter, F.R.S., 'Annals of Nat. Hist/ 

 July 1855. . 



