2-iO MICROSCOPIC FUXGI. 



MlCROSPH^EIA, Lev. 



21yceUu7n arachnoid ; appendasres straight, . dichotomous \. 

 brauchlets swelliag at t]ie tip, or ^Yiiovm.— Berk. Outl.^ 

 p. 40i. 



Microsphseria Hedwigii, Lev. Mealy Guelder-rose 

 Blight; bypophyiious ; mycelium web-like, evanescent; con- 

 ceptacles minute, globose, scattered; appendages few, very little 

 longer than the diameter of tLe conceptacles ; sporangia i,'ovate, 

 containing 4 spores. — On leaves of mealy Guelder-rose. Near 

 Greenhithe, Xent. 



Microsphseria penicillata, Lev. Guelder-rose 

 Blight; am{.higenous; mycelium web-like, effuse, evanescent ; 

 cuucept&cles scattered, minute, globose ; appendages 8-12, equal 

 10 the diameter of the conceptacle ; sporangia 4, ovate, rostrate, 

 containing 8 spores. — On leaves of Guelder-rose and Alder. Pro- 

 bably not uncomuiou. (Plate XL lig. -234.) 



Mierosphseria Mougeotii, Lev. Tea-tree Blight j 



amphigeuous ; mycelium weD-like, oftentimes persistent; con- 

 ceptacles minute, scattered or gregarious, globose, at length 

 depressed ; appendaaes loosely dichotomous ; sporangia 12-16, on 

 a sbort pedicel. 2->port d. — On leaves of Lyciuni barbarum. Near 

 Dartford, Kent. October, lS6i. 



Microsphaeria Berberidis, Lev. Berberry Blight; 

 amphigeuous ; mycelium weij-iike, oftentimes persistent ; con- 

 ceptacles scattered or gregarious, globose, minute ; appendages 

 few (5-10) ; branchlets long, divaricate, obtuse at their apices ; 

 sjjorangia 6, ovate, containing 6-S spores. — On lenves of the 

 common Berberry. Autumn. Frequent. (Plate XI. figs. 229- 

 232.) 



Microsphasria grossularise, Lev. Gooseberry Blight; 

 amphisenous; mycelium vreb-like, luaacious or persistent ; con- 

 ceptacles scattered or sregarious, globose, minure; appendages 

 10-15, vaguely dichotomous, ultimate branchlets Didentate ; 

 sporangia 4-8, ovate, containing 4-5 spores. — On Gooseberry- 

 leaves. Autumn. Prequent. 



Microsphgeria comata, Lev. Spindle Blight; hypo- 

 ph}iious; iiiyceiium we o-like, fugacious ; conceptacles scattered, 

 minute, globose ; sporanges S, ovate, with a beak-like termination 

 at iheir base, 4-spored ; appenoai'cs few, sis times the length of 

 the diametf-r of the conceptacles. — On Euonymus Eurojjaeus. Shere^ 

 burrey. August, 1Sd5. (Dr. Capron.) 



