1-1 



(() ox. in 2ii -all-, water) have both prodm-rd good re-nits in 

 checking the disease. 1 



E. mespili (!).('.). (See Stigmatea mespili, \>. L' 



Si OLE( 08PORAE. 



Brunchorstia. 

 Brunchorstia destruens Krik . i It. pini Alle-eh.i. In \,,r- 



way almost all tin- plantations of Austrian Mark pirn- f /'/'// //.s 

 /,<///'/<) from live t" thirty years old have become diseased and 

 dit-d itiit. Similar ravages have also been observed in (iermanv. 

 Brunchorst ascribes this to a parasitic fungus whose mycelium 

 may lit- i'oiind in all parts of diseased twi^s and aeedles, and 

 whose pyenidia are t'ormed on the killed remain-. The disc 

 I'e-ins in yoiin^ lir<t-year twi^s. the niyeeliuni -n, \\in- in 

 the cortex, pith, and wood. The needles are attacked in 

 summer, become In-own from the lia.su upwards, and the 

 pyenidia make their appearance under the scale-leaves. 



r.runchoixt - describes the fungus as follows: Pyenidia par- 

 tially embedded ill the tissues of the host-plant : the .-mallei 



one- beini: simple, the larger divided by eoni)>lete or jiartial 

 partitions. The inner wall as well as the partitions of the 

 pycnidium are closely beset with straight ba-idia. from the 

 ajiiees of wliidi BtyloSpOreS with two to five, septa are abjointed. 

 Paraph\-e- aie aevei present. The perithecia are black, obloii- 

 or rounded, slighth grooved, and 1-1' nun. in diametei-; the\ 



dehisce by on more irre-ular pores in the wall. The 



spores are very minute (.". 40 = ."./o, taperin-, and rounded 

 at each end. 



>chwar/ considers l:,-iiii<-l,ni-xt;<i as a conidial form of Cenon- 

 i/iii/ii iiln't/i.-; already described (p. ->]). 



It may be IH-IV mentioned that dr\ in^-up of pine-twigs may 



be due to heatill'J by t||r -Ull ill IVo-ty Weather, o)' (u frost 



itself; 8 these are, however, ipiite di.-iinct from the d: iu.-i 



described 



I 'iri-llilil \.li,ii,-it'il .;/' .l///r-.,/f../y, \,i|. \ll -Mlflll \\illl 



rarioui nni-i.-i. eral varieties of pear ana <|uin. .-. i 



i eber eine IH-U.- Ki-.-n.kli.-ii d. Si-ii\\ar/i. In. r. 



I: H , " Vertrocknen u. Erfrieren d. Ki--ii-m. / 



Zctitr.hri/1, IMI-J .,,,.1 18! 



J II 



