' I.AVI' KI'S. 



193 



conidiophores. A very sweet tluid, the so-called " hoiiey-dew," 

 is separated from tin- sphacelia ; this attracts insects, which 

 carry the conidia to other flowers. Sine.- the conidia are 

 Capable of immediate germination, and -ive rise to a 

 mycelium which penetrates through tlie outer coat of tin- 

 ovary, the disease can be quickly disseminated during the 

 (lowering season "f the grasses. Alter the formation of eonidia 

 lias ceased, the sclerotia become tinner, with a dark wrinkled 

 cortical layer and an internal firm-walled pseudoparenchymatous 



ff 



r'l'-- - - I. S.-K'i-iitimn with seven Mn.inata (<"'). H, 



iip-.li.ui l"ii;/irii.liii (1 gei ti.. n tlirnut;li the HJIJICT vart "I .1 >trmii:i. t'h ijicil 



) i ith. -.-1.1 I- //) .u>/ .mil. 1.|. .\ in tin- lic;i.l. r. I'l-i-itlifi-iuiii in l"iii.'itU'lin:il M-ftin 

 (highly magnified) /,, liyj'lial ti^>m- ; , cortical tissue of the etroma ; /" 



if tip- |..-ntli LBOlated .i>.-n> riiiitiin-'l. BO that tin- tlnv.i.i-liki.- 



spoi . ive begin: . (After Tulasne, from Sach'e '..) 



hv])hal tissue. In this condition they are introduced aloii- with 

 -rain into bread, which when eaten acts as a powerful poi-on, 



l-roduejii-- very serious results i I'ir^otisin). 'I'he sclerotia are 

 also used medicinally, and are collected for this purple (Secede 

 <"/// nl n in ). 



K..IM-I! (Fi.ilm.T, l.'Lrlin-l, ,/,,- '/',, ,,/-,,/,,/,- fii,- '/' . \.- 



tliat IM _'..! ...nt.-iiiis llii-i-i' |iiii-i>niiis iiL'fiiis : 



(I; Cornutin, AH .ilk.ilo id which (.Knlu.-.^ th.-it jiarticuhir rilc.-i -I 

 in '.ni>iir_ r cniiirai-ti.iii ( th.- ut.'i'iis. 



IL'I S/,1,,1,; //. ,/,/,/. ; , IH.II nit |-i>._fi-iiniis, rc-iinMi-, iimi i \ Malli/ul ! ~iil> 

 -tan.-.-, in>..|iil.lc in u.it.-i and ililut.- acidg, Imt s..|nli|c in alc,,h,,|, u.d 



