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yeqE7A7 E CMONOCO7-1 GERm PoRE
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TRI Ce fArE
STRUCWRE OP PouSN GRAIN
EN DO7HCUm HELPs IN DEHHSCENE oF ANTHA
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MA
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T CAN UIT HSTAND t1GH TEmPERAWRE, STRING AC/DS
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S KNOWND FAR
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(-196) fOR USE IN PLANT BReesNlg PROGRAM ME
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ERyOPREsRVAT (0
EXUL REP. IN PLOwERING PAU7S DiSCCVERSACANmERERILS
PLOwER REP. STRU CTURE INANGIosp ERms.
PLOWER
ACCESSGRY ESSENTIAL.
CNO7 D1ReCIL4 DIRECTLY INV6vED
IN VOLvED IN
7RER
{
CJNRE.
0 ANDRoECIUm - MALE REP. PAR7
CALYx
2) COROLA GYNDE CUM PEMAE REP. PARI
ANDRO ECLuM S7AMENS.
ANTHER - ERTILE
ILAMENT
ANTHER DI 7HecouS,BJLo8BEDa TeTRASPORANGIA16
MICRUSPoRANGLUM
POULEN SAC.
CONNE/NE
EPIDERMns
ENDOTHEC
MIDD LE
Aeuley p glandula LAY ER
7APETU
(1) PROVIDES NOURISH mEUT DEVeLo PNG
MICRoSfoR ES PoLLEN GRAIN
)PORMATON sfoRJPoLENN'N
, STRUCTURB OF POLLe NGRAIN
STUDY OP PouéN GRAIN- PALYNOLOUY
2 wall Aayess
OOuter - EXINE- THICK, RIQ10 ORAAMENTE
(2) INNER- IN7ING- 7HIN 7 DELICATE
ECTEh
ExINE ENDE/A
GENERAT/VE NTINE CcELILOSeXEcI)
Cel
MP.
GERM PORES AOCUARE
yeqE7A7 E CMONOCO7-1 GERm PoRE
oR
TUBE ceu. DICO7- 243 uERm PoREs.
(EXINE IS THIAJ OR ABSCAT
TRI Ce fArE
STRUCWRE OP PouSN GRAIN
EN DO7HCUm HELPs IN DEHHSCENE oF ANTHA
To RELENSE POUEN GRANs.
sPOROPoLLEN)AJ. Most RESISTANI ORGANIL Mm4rERIUL
EUBSCL
MA
EXING OF POLLEN GRAN./SYNTHHES(ED
0D(ES lJ TAPEWM.
T CAN UIT HSTAND t1GH TEmPERAWRE, STRING AC/DS
BASeS, No ENZYME THAT DEGRADES SPOROPOLLEOIN
S KNOWND FAR
WHE PoLLEN GRAINS ARES7OReD IN LIa UID N2
(-196) fOR USE IN PLANT BReesNlg PROGRAM ME
PoLLEN BANK
PRESRVION IN LSUID N2 LOW TEnP.
ERyOPREsRVAT (0
