NOTICES OF NORTH 4MB BIO AS FUXCI. 99 



4G2. Cytispora leucophthalma. B. <£ C— Pustulis minutis, apice 

 niveo ostiolo «itro percurso ; peritheeiis in stromate nigro conditis ; 

 sporis minutissimis curvulis. 



On bark of Cerasus caroliniensis. Car. Inf. No. 2709. New 

 Jersey. No. 4077. 



Pustules minute, bursting through the bark by the snow white 

 apex, whicli is pierced by the black common aperture in the 

 centre; perithecia globose or elliptic in a black stroma ; spores 

 curved, very minute. The New Jersey plant, which was formerly 

 named C. nivosa, has rather longer spores, but may be considered 

 a variety. C. niphostoma, Mont, is very different. 



4G3. Cytispora Gordoniae. B.— Pustulis minutis immersis; sporis 

 bnvibus, fortiter curvatis utrinque angustioribus. On peduncles of 

 Gordonia lasiantha. Car. Sup. No. 700. 



Pustules minute, subcutaneous ; spores short, strongly curved, 

 thicker in the middle. 



* Cytispora Persicae. Schrcein. — On peach twigs. New York. 

 Sartwell. No. 2655. 



464. Cytispora chloroglaea. B. & C— Pustulis oblongis hysterii- 

 formibus, apice planis ; sporis curvulis minutissimis chlorinis. On 

 twigs of Cornus sericea. Mountains of New York, No. 4500. 



Pustules oblong hysteriiform, bursting through the bark, flat 

 above; spores very minute, sausage-shaped. The following Cytis- 

 pora?, with sausage-shaped spores, have been distributed under the 

 following names: — C. laxa, B. 4' C, on Calycanthus. Car. Inf. 

 No. 3209. C. coryneoides, B. $ C, No. 5938. On Vitis labrusca. 

 C. PUSTULATA, B. 4' C. No 4387. On roots of Quercus alba. 

 Pennsylvania, Michener. C. Micheneri, on ash. Pennsylvania, 

 No. 5142. C. Ailanthi, B. <$■ C. Car. Sup. No. 3432. 



* Cytispora rhuinae. Schwein.— On Rhus. Maine, Rev. J. Blake. 

 Spores -0002 inch long. 



* Cytispora leucosperma. Fr.— On twigs of various trees, under 

 twenty different numbers, from various localities. 



* Cytispora rubescens. Fr. — On Pyrus Americana. Mountains 

 of New York. No. 4432, 4473. On poplar. New England, 

 Russell. No. 5912. 



* Cytispora hyalosperma. Fr.— On Acer rubrum. Car. Sup. 

 Car. Sup. No. 20. 



* Cytispora aurea. Fr.— Boston. Sprague. No. 6205. 



* Cytispora chrysosperma. Fr. — On Populus grceca. Penn- 

 sylvania, Michener. No. 3542. 



* Cytispora pinastri. Fr.- New England. Russell. No. 5900. 



* Cytispora carbonacea. Fr. — Ohio. Lea. No. 131. 



* Dflicropera Drupacearum. Lev.— On Prunus and Cerasus 



