60 
THE OF DOGCON FACEAE 
160. Vegetative cell 1-3 diameters long, 
95a. Oc. pringsheimii var. abbreviatum 
160") Vegetativeicelij2-oidiamietersvongaer ce. eels ee 161 
Female vegetative cell 10-15u in diameter, 
95b. Oe. pringshermi var. nordstedtii 
Female vegetative cell 14-20u in diameter......... 95. Oe. pringsheimii 
162. Diameter of oogonium 16-20u... 99a. Oe. pisanum var. gracilis 
1625 (Diameteriotoocontum2s—20 ne ae eee eee eee 163 
162. Diameter of oogonium 28-38yu............... 202. Oe. sancti thome* 
Oospoze filling oogontamimlongitudinallly, =). 5254s eee eee 164 
Oospore not filling oogonium longitudinally........ 97. O80. porrectum 
16455. Basal. celltelongater 70-0) 2c. 4. tee 99. Oe. pisanum 
164. Basal cell subhemispherical.............-... 98. Oe. nanum 
Oosoniuma pyaitornatolsubpiyscito ride cee eee eee ae 166 
Oogonium obovoid-globose to subglobose.....................2....000-- 169 
Oogonrumvellipseid to1oblonges.. 947-48.  o o eee Eee ilZ/7/ 
1665 *Diameterorvesetativie cellS—lilin snares ee eee 167 
166. Diameter of vegetative cell 11-l3u.......... 102. O8c. simplex 
166. Diameter of vegetative cell 13-I6u.......... 100. Oc. pyriforme 
Diameteromoogonium 2o-s0Ws..s5 00 ol eee ee eee 168 
Diameter of oosonium: s0-s3u--) 4 - eeeee oee 103. Oc. pyrulum 
Diameter of oogonium 3440y......... 103a. Oe. pyrulum var. amplius 
168. Oospore subglobose, 22-26 X 21-24u......... 104. Oe. loricatum 
168. Oospore globose, 25-29u in diameter.........106. Oe0. pithophore 
Diameter.ofvecetativercell Sl6ie- seek ae see ee eee 170 
Diameter of vegetative cell 16-20u................ 107. Oc. autumnale 
Diametermokwegetative celle20—2 jae eee ae ee eee 176 
IZ0= Oosporesnot tlle toGronilim: oases a see eee ee ee 171 
i705, ‘Oosporeyhilling, cogonmiGm=-mapeoe ene noe eee eee eee 172 
Diameter of oogonium 30-88y......... 109d. Oe. crispum var. hawaiense 
Diameter of oogonium 40-43yu..................... 108. O8. obesum 
172. Diameter of oogonium 23-28u............... 104. O6¢. loricatum 
iW2Ze sDiameter or ooconium s0-osise 6 eee eee eee eee 173 
i722. Diameter omooconiumiss 00 Wes) aoe ee arene eee 174 
Vegetative cell 1-3 diameters long... .109e. Oe. crispum var. uruguayense 
Vegetative cell 3-5 diameters long... .109c. Oe. crispum var. gracilescens 
WA Oorsonitimrobovoidseloboses., pean ee eee 175 
174. Oogonium subglobose........... 109a. Oe. crispum f. granulosum 
Diameter of oogontum 38-45... 22.24.52 - 6 ee ee 109. Oe. crispum 
Diameter of oogonium 40-50u......... 109b. Oe. crispum f. inflatum— 
176. Diameter of oogonium 44-49u...110a. Oe. rupestre f. pseudautumnale 
176. Diameter of oogonium 48-58u............... 110. Oe. rupestre 
Diametes oh oogoniuml9—l4i22 52 es ee 201. Oe. selandie* 
Diameterok oosonimmMelS—19 in ete ee eet ee ee ae 178 
Diameter-oroogonium: 2028p) 24.00 45 ie oe eee 179 
Diameter of oogonium 35-42u................5.... 111. Oe. ahlstrandu 
Diametenotoosontumo0—/0nees ease oe aoe 112. Oc. pachydermum 
178. Length of oogonium 25-28u................. 91. O68. trioicum 
iS: Length of cogonitumis4—40 ne a an ee 114. Oe. gracillimum 
@osporenearly or quite filling oosoniuml 42. +. ee eee eee one cee 180 
@ospore not fillmeoosoniumyloneitudinallly, 924" ee eae 181 
180. Vegetative cell 7-9 X 11-86y................115. Oc. oblongellum 
180. Vegetative cell 8-15 X 16-60u...............118. Oc. kirchneri 
Oospore oblong-ellipsoid..............114a. Oe. gracillimum f. majus 
@osporeieloboseyeess4saee eee reree 116b. Oe. oblongum f. sphaericum 
Oosporevellipsoids #3532 Oe de Ra oe ee ee eee 182 
182. Diameter of oogonium 20-26u............... 116. Oc. oblongum 
182. Diameter of oogonium 26-28u...116a. Oe. oblongum f. majus 
Diameter of oogoniuml 9—l4n2 0.52. 23 ee see oes 201. Oc. selandie* 
Diameter of oogonium 28-33y....................- 202. Oe. sancti thome* 
Diameter oh cozontum) c)—-44 pos. ae eee eee 204. Oc. rhodosporum* 
Diameter of oogonium 40—45u..................... 205. Oe. vesicatum* 
Diameter of oogonium 40-50y....:................. 206. Oe. montagner* 
