Fi.i.lJ!). Myrorrliiza: to thr left is the lip of a rontlet of hcrrli oiiiiirsti(-(l l>y the 

 fiiiiL,nis; .1, (liit^rnin of l(niL!;it.iH]inal wri'tioii of an nrcliid rdiit, ^liowiiit:^ llic (tIIb 

 nf tli(' cnrtcx ( )>^ tillnl \\ iili liyphir; /,', \yAx\. nf Im i^n I IK I i iial s.TtJ.in c.f orrliid root 

 niiirl) cTilar^^cd, f;1io\\ itil: '■|>i(lrrniis (m, ontcriiiost crlls of the rortcx ( j>\ lillcd with 

 hyitlKil tlircails, wiiirli aic sending' liiniiclns iuio Ihe adjacfiit corlical ceils {a, i). 

 —After Frank. 



Fni. ir.i). Myrorr)M/,ii: /l.rooil.iM of wliilc |><.pl;ir ronmiiL; inyroiTlii/.a; /;, enlnr^Mul 

 srctioii of Hilled.- roolirls, Hhowiii^' Ihr l)yph;r poiietrnl in;; tlie celis.— Afler 



