Download PDF

MOUGEOTIA 87
52. Zygosporangia regularly dividing the gametangia 53
52. Only some of the zygosporangia
dividing the gametangia 5. M. calcarea
53. Diameter vegetative cells 3-5-4-5M 74. M.elegantula
53. Diameter vegetative cells more than 7^1 54
54. Diameter vegetative cells 8-9 /a. ... 82. M. virescens
54. Diameter vegetative cells 11-14/^.. 86. M.paludosa
54. Diameter vegetative cells 9-1 /a... 96. M.subpalndosa
55. Vegetative cells 3-5 i^ in diameter 73- ^- delicata
55. Vegetative cells 6-8^1 in diameter 77. M. viridis
56. Zygospore angles with rounded processes 37
56. Zygospore angles retuse or truncate 58
57. Spores regularly quadrate, processes
short 66. M. corniculata
57. Spores irregularly quadrate, processes
long 68. M. uberosperma
58. Spores with processes truncate.... 65. M.americana
58. Spores with processes retuse 69. M. craterophora
59. Zygospores concave-cylindric 44. M. varians
59. Zygospores quadrate, quadrate-ovoid to globose 60
60. Dimensions of spores less than ju, 30 88. M.jragilis
60. Dimensions of spores greater than
35/A 71. M. granulosa
60. Dimensions of spores greater than
50 ju. 72. M. capucina
61. Spores concave-quadrate, wall minutely
verrucosa 76. M. gracillima
61. Spores quadrate, sides straight, concave or convex, wall mi-
nutely to coarsely punctate 62
62. Diameter vegetative cells usually less than 13 m 63
62, Diameter vegetative cells usually more than 13 /a 68
63. Vegetative cell diameter usually less than 8 /a 64
63. Vegetative cell diameter 8-13 /a 67
64. Diameter vegetative cells 4-5 z^, reproduces
mostly by aplanospores . . 75. M.boodlei
64. Diameter vegetative cells 5-8 (-9) /a 65
65. Zygospores with angles rounded, bulg-
ing into the gametangia 81. M. austriaca
65. Zygospores with angles produced (£
65. Zygospores with angles retuse, not
produced 80. M. tumidula