ig8 YORKSHIRE NATURALISTS' UNION. 



by experimental cultures, the connection of the above two 

 stages in the life history of this fungus (Grev. xxii., pp. 45-47). 



Should be looked for in the other county divisions during 

 spring and summer. Certain to be found. 

 1358. Puccinia pruni Pers. 



N.E. — Scarboro'. On Primus domestims. 



Very destructive to plum trees during some seasons. Occurs 

 throughout the world where plum trees are cultivated. 

 1359- Puccinia anthoxanthi Fckl. 



S.W.— Near Bradford ('Nat.', Mar. '^^). Nab Wood, 

 Saltaire (Lees' FL). Bingley (Fl. Skipt.). Hebden Bridge 

 (Fl. Hx.). On Anthoxanthum odoratnin. 



1360. Puccinia hydrocotyles (Link.). 

 N.E. — Seamer Carr, Scarboro'. 



S.E. — Houghton Woods, near Market Weighton (Exc.'gy). 

 A very rare species, but occurred here abundantly. 

 On Hydvocotyle vulgaris. 



1361. Puccinia sonchi Rob. 



S.W. — Sutton, near Askern (F.F., '99). On Souchus avvensis. 



1362. Puccinia lychnideapum Link. 



N.E. — Scarboro' (Tr. iv.). Bulmer. Castle Howard 

 (F.F., '92). Staithes (* ' Nat.', Ap. '98). Stokesley (Exc. '99). 

 Egton Bridge (F.F., '02). 



Mid W.— Bolton Woods (Lees' Fl.). 



S.W.— Kiveton (Lees' Fl.). 



N.W. — Swinton and Burn Valleys (' Nat.', Jan. '02). 



S.E.— Swine (R. H. Phihp). Filey (* ' Nat.', Jy. '03). 



On Lychnis dinriia. 



1363. Puccinia tragopogi (Pers.). [^■Ecidiiiiii tragopo- 

 gonis Pers. P. sparsa Cke.] . 



S.W. — Saltaire (Tr. iv.). Near Keighley and Ingrow 

 (Lees' FL). On Tragopogon pratense. 



1364. Puccinia smyrnii Corda. 



N.E.— Castle Hill, Scarboro' ('Nat.', Jan. '92). 

 On Smyvninm Olusatvnni. 



Trans. Y.N.U., 1904 (pub. 1904). Bot. Series, Vol, 6. ' 



