197 



2.— H apicale B. atxJ Br., 1. c, 1861. No. 947. Bath- 



easton, on rotten oak. 



:]. — H pyrorum Desni. On pear leaves, Batheaston, May. 



4. — H foUiculatum Cda. Batheaston, on dead wood. 



5.— H .sticticum B. and Br. Ann. Xat. Hist., 1854, No. 



758, cum icone. On grass, Batheaston, March. 



6. — H Clavariarum Desm. On Clavaria, Hanham, October. 



Many other species of this genus have occurred in the district 

 but have not been identified from a want of authentic specimen, 

 for comparison. They are probably mere states of ascigerous fungi. 



GENUS 204. CHffiTOSTROMA.* Cda. 



Stroma wart-shaped or stalked, rarely cup-shaped, erect, covered 

 on all sides with a sporiferous stratum, fleshy, cellular, generally 

 supported by a floccose stratum ; hymenium waxy, thin, pene* 

 trated by long, rigid hairs ; spores simple, fusiform or ovate. 

 1. — Choetostroma stipitatum Cda. On rotten elder, Batheaston, 

 March. 



GENUS 205. MACROSPORIUM.t Fr. 



Flocci obscure or delicate, spores erect, basal, padicellate, with 

 at length transverse and delicate septa. 

 I. — Macrosporium Cheiranthi Fr. Batheaston, on rotten stems, &c. 



GENUS 206. TRIPOSPORIUM.i Cda. 



Flocci erect, jointed, bearing at their apices triradiate, articulated 

 spores. 

 1. — Triposporium elegans Cda. Common on deal wood. 



GENUS 207. HELICOMA.§ Cda. 



Elocci erect, dark, jointed, bearing on their sides pale, flat, 



* From chaite, a hair, and stroma, a receptacle or stratum. 



+ From macros, loDg, and sporos, seed. 



X From tris, thrice, and sporos. 



$ From helix, a spiral, and coma, the hair of the head. 



B 



