CLADOSPOEIUM. 395 



conidia oblong or cuneate, simple or 1-septate, pale olive- 

 brown, 15-16 ft diameter. 



Cladosporium nodulosum, Corda, Icon., i. p. 15, t. iv. f. 212 ; 

 Sacc., Syll., iv. n. 1666. 



On rotten wood, herbaceous stems, leaves of grass, &c. 



ff On Monocotyledons. 



Cladosporium Kniphofiae. Cooke. 



Amphigenous ; spots olive, caespitose ; tufts minute, 

 gregarious or confluent, velvety; hyphae simple, erect, 

 flexuous, confluent at the base and fasciculate, nodulose at 

 the septa, pale yellow-brown ; conidia typically 1-septate, 

 afterwards sometimes 2-3-septate, twice the thickness of the 

 hyphae, elliptical, 25-30 X 1 p, pale olive. 



Cladosporium Kniphofiae, Cke., Grev., xiv. p. 40; Sacc., 

 Syll., iv. n. 1759. 



On dead leaves of Kniphofiae aloides. 



Cladosporium fasciculare. Fr. 



Spots oblong, greyish ; tufts of hyphae minute, erumpent ; 

 tips of the hyphae wavy, black, indistinctly septate; conidia 

 elliptic-oblong, continuous or rarely 1-septate, in chains that 

 break up and form a conglobated mass ; conidia numerous, 

 8 x 4-5>. 



Cladosporium fasciculare, Fries, Syst. Myc., iii. p. 370; 

 Sacc., Syll., iv. n. 1758. 



On stems of Asparagus, Lilium, &c. 



Cladosporium orchidearum. C. & M. 



Tufts erumpent, small, originating principally through 

 the stomata, olivaceous; threads short, spaiin;ly branched, 

 septate, rather slender and flexuous ; conidia elliptical, 

 uniseptate, pale olive, 17-18 x 5-6 p.. 



Cladosporium orchidearum, Cke. & Mass., Grev., xvi. p. 80 ; 

 Sacc., SyJl., iv. n. 7506. 



On fading leaves of cultivated orchids. 



Cladosporium sphaeroideum. Cooke. 

 Forming minute black, compact, gregarious, spot-like, 

 hemispherical, velvety tufts; hyphae densely fasciculate, 

 short, septate ; conidia olive, 20-40 X 7 p. 



