199 



CKNUS 213. SPORODrM.* Cda. 

 Flocci ert'ct, septate : threads of inarticulate spores moniliform, 

 seated towards their base. On dead grasses, very common. 

 1. — Sporodum conopleoides, Cda. Very common, on dead grasses. 



GENUS 314. ACROTHECIUM.+ Cda. 



Flocci creeping or erect, septate, simple or branched, branches 

 ascending ; spores clustered at the apex, or solitary at the tips 

 of the branches ; septate, 

 1. — Acrothecium simplex B. and Br. Ann. Nat. Hist., 1861. 



No. 950, t IG, fig. 16. On nettle stems, Batheaston. 

 2.— A delicatulum B. and Br., 1. c, 1865, No. 1055, t 14, 



fig. 16. On dead wood, Batheaston. 



GENX'S 215. SEPTOSPOP.IU.M.J Cda. 



Flocci erect, sej^tate : spores cellular, pedicellate ; pedicels 

 septate. 

 1. — Septosporium atrura Cdo. On dead herbaceous stems. 



2. — S brassicoecola B. and Br. MSS. On dead 



cabbage stalks, Batheaston. March. 



GENUS 216. POLYTHRINCIUiI.§ Kze. 



Flocci moniliform ; spores springing from the midst of the 

 flocci ; didymous. Pol.ythrincium trifolii Kze. On living clover 

 leaves. Common. 



GENUS 217. CL.VDOSPORIUM.il Lk. 



Flocci flexuous, more or less branched, jointed, flexible : spores 

 short, uniseptate, springing from the sides or terminal. 

 1. — Cladosporium herbarum Lk. Very common. On decaying 

 plants. 



* From sporos, sowing (?) 

 t From akros, a summit and theke, a receptacle. 



J From septun, a partition, and sporos seed. 

 § From polus many, and thringkos, a divisioD. 

 II From klados, a branch, and sporos seed. 

 B 2 



