328 BOTANICAL GAZETTE [ocToBER 
16. De Bary: Enurotium, Erysiphe, Cicinnobolus. Settrage zu Morph. una 
Physiol, d. Pilze, von De Bary und Woronin, 361. 
17. ZIMMERMANN: Microtechnique. 
18 LEE: Vade Mecum. 
19. NICHOLS: Abnormal fruiting of Vaucheria. ot. Gaz. 20: 269. 1895. 
20. HUMPHREY: Comparative morphology of the fungi. Am. Mat. 25: 1055- 
1891. 
EXPLANATION OF PLATES XIV-XVI. 
Figs. 1, 2, 3, germinating spores of Teichospora. 
Figs. 4 and 5, young stages of pycnidia. 
Fig. 6, conidia. 
Figs. 7 to 12, successive stages in early development of perithecium of 
Teichospora; 7a, 104, IIa, early stages of perithecia in Teichosporella. 
ig. 13, later stage of perithecium of Teichospora in which certain 
cells have begun to differentiate into asci and contain primary nuclei. 
ig. 14, perithecium showing young asci. 
Fig. 15, part of a perithecium with several asci each containing primary 
nucleus. ‘ 
Fig. 16, fragment of a perithecium in which all the nuclear divisions 10 
the spores seem to have occurred without the formation of dividing walls. 
Figs. 17 to 21, successive stages in development of the ascusin Teicho- 
spora, showing nuclear phenomena. 
Figs. 22 to 26, stages in development of ascus in Teichosporella. Mag- 
nification not sufficient to show nuclei. 
Figs. 27 to 31, successive stages in nuclear division in Teichospor 
Fig. 32, germinating ascospores of Ceratostoma brevirostre. 
Figs. 33 and 34, archicarps or beginnings of perithecia without attendant 
antheridia. 
Figs. 35 and 36, archicarps with antheridia attached, showing fusion. 
Fig. 37, unfertilized archicarp produced into vegetative filament. 
Fig. 38, archicarp and functionless antheridium. 
Fig. 39, young perithecium in which the archicar 
optical section. 
Fig. 40, fragment from the base of perithecium in whic : 
begun to appear; w. p., wall-parenchyma; ¢, tabular layer oF pete 
Asci are numbered to indicate successive stages in nuclear division. 
Fig. 41, further development of asci. 
Fig. 42, germinating spores of Hypocopra. 
Figs. 43 and 44, archicarps of Hypocopra with antheridia pre 
Figs. 45 to 47, young perithecia in optical section showing enci™ 
archicarp. 
p is still visible it 
h asci bavé 
