[December, 
450 The Botanical Gazette. 
> 
= 2 Meprium. STRENGTH. RESULTS. 
es 
22 Potassium chromate. Io eto failure; a few spores ger- 
22 Copper sulphate. 10 A ews spores germi —_ is 
24 Copper nitrate. $e) Very few spores germ 
22 Copper acetate, 100 Total failure; duoclotiea then 
i the spores. 
22 Lead acetate. 10 Total failur 
22 pie chloride. fe) er, ics spores green. 
22 | Potassium ee 10 Suc 
23 Corrosive sublim I Fa itu: ure. 
23 Potassium bi- eek, 10 Failure; contracts and shrivels 
spores. ees 
24 | Hydrogen — (0.3 per fe) Success; very free germination. 
cent. sol. 
24 Potassium s Iphide. 10 Success; ne than in water. 
27 oo ium a6 Seagate) Pe 10 oeositss ee germination. 
27 Chrome alum 10 oe 5 rae Sire ace 
27 Polautenn: eheoaiia 10 Thre ae res oer rminated. 
24 | Copper chloride 10 F shire decolorizes seit 
24 | Potassium sulphide Io Succe 
24 -otassium sulphide 100 Failure 
24 Lead acetat 10 Not man 5 So itear germinated; 
. ee tubes stunted. 
24 Copper acetate 10 oe 
47 Sodium arsenite Ke) Suc 
47 | Potassium chromate 10 A low aca germinated. 
47 Copper nitrate. Io A few spores germinated. 
48 Ammonium carbonate fe) Bice very free germination. 
48 Ferric chloride 10 Nona few spores germinated. 
52 | Sodium thio-sulphate. 10 Suc 
5? Potassium per-manganate. fe) Success st very free germina- 
, however. 
16 ae ac 10 Ver ze few spores germinated. 
16 sab aes eee 100 Succes: t ger S anatiol not 
very ar 
16 Magnesium chloride. 10 Success 
16 | Ammonium m sulpho-cyanide 10 uccess. 
16 | Chromealum. 10 Fairly well 
16 Sodinen thio-sulphate. 100 uccess, : 
27 Magnesium enon 10 A few spores germinated. 
25 Potassium ch 10 Failure. 
25 | Sodium thio- Per oreen 100 Success; but germination not 
very free 
25 Nitric acid. 68 Fa ‘il lure, 
25 | Nitric acid. 6.8 | Success; very free germination. 
25 orrosive sublimate. I Failure; decolorises spores. 
25 Potassium s sulphide. 10 Suc 
25 Acetic acid. 10.8 Palldes. 
25 Acetic re? 0.54 | Success. 
18 Sulphuric a 10 ata decolorizes spores 
18 Potassium cyanide I Succ very free germination. 
52 Potassium cyanide. 10 Fatiare 
