128 
ENGLER'S SYSTEM 
or zygomorphic; perianth petaloid; ovary usually inferior, 4 — 6-loc. 
with axile, or i-loc. with parietal, placentae and 00 ovules) : 
N. O. 69. Aristolochiaceae. 70. Rafflesiaceae. 71. Hydnoraceae. 
Cohort 9. Polygon ales (fir. homo- or hetero-chlam. , regular ; G i-loc. 
with 1 erect rarely anatropous ovule; leaves usually with ocreate sti- 
pules) : 
N. O. 72. Polygonaceae. 
Cohort 10. Centrospermae (fir. acyclic or cyclic, homo- or hetero- 
chlam.; sta. often as many as and opposite to the perianth-leaves, but also 
00 — 1; cpls. 1 — 00 usually united ; G rarely multiloc., generally i-loc. 
with 1 — 00 campylotropous ovules; perisperm ; embryo curved ; mostly 
herbs) : 
N. O. 73. Chenopodiaceae. 74. Amarantaceae. 75. Nyctaginaceae. 
76. Cynocrambaceae. 77. Batidaceae. 78. Phytolaccaceae. 79. Aizo- 
aceae. 80. Portulacaceae. 81. Basellaceae. 82. Caryophyllaceae. 
Cohort 11. Ranales (fir. spiral to cyclic, regular or not, homo- to 
hetero-chlam., epi- to hypo-gynous, usually with 00 sta. ; cpls. go — 1, 
usually free, rarely united) : 
N. O. 83. Nymphaeaceae. 84. Ceratophyllaceae. 85. Magno- 
liaceae. 86. Lactoridaceae. 87. Trochodendraceae. 88. Anonaceae. 
89. Myristicaceae. 90. Ranunculaceae. 91. Lardizabalaceae. 92. 
Berberidaceae. 93. Menispermaceae. 94. Calycanthaceae. 95. Moni- 
miaceae. 96. Lauraceae. 97. Hemandiaceae. 
Cohort 12. Rhceadales (fir. cyclic, except sometimes the sta., hetero- 
chlam., rarely apetalous or homochlam. [order 103], hypogynous, regular 
or not ; cpls. ( 00 — 2), ovary superior) : 
N. O. 98. Papaveraceae. 99. Cruciferae. 100. Tovariaceae. 
10 1. Capparidaceae. 102. Resedaceae. 103. Moringaceae. 
Cohort 13. Sarraceniales (fir. hemicyclic to cyclic, homo- or hetero- 
chlam., hypogynous, regular ; G (3 — 5) with parietal or axile placentae 
and 00 ovules ; seed small, with endosperm ; herbs, usually with alt. 
entire insect-catching leaves) : 
N. O. 104. Sarraceniaceae. 105. Nepenthaceae. 106. Droseraceae. 
Cohort 14. Rosales (fir. cyclic, heterochlam. or apetalous, hypo- to 
epi-gynous, regular or zygomorphic; cpls. free or united; boundaries 
of orders badly defined) : 
N. O. 107. Podostemaceae. 108. Crassulaceae. 109. Cephalotaceae. 
no. Saxifragaceae. in. Cunoniaceae. 112. Myrothamnaceae. 113. 
Pittosporaceae. 114. Hamamelidaceae. 115. Bruniaceae. 116. Pla- 
tanaceae. 117. Rosaceae. 118. Connaraceae. 119. Leguminosae. 
Cohort 15. Gera 7 iiales (fir. cyclic, heterochlam. or apetalous, rarely 
naked, usually 5-merous; andrceceum various ; cpls. (5 — 2), rarely more, 
in 1 whorl, often separated from one another again when ripe, usually 
with 2 — 1 rarely 00 ovules ; ovule with ventral raphe and micropyle 
facing upwards, or, if > 1 ovule present, some sometimes with dorsal 
raphe and micropyle facing downwards) : 
A. Fir. heterochlam., rarely apetalous, usually regular; sta. gene- 
rally obdiplostemonous, rarely haplostemonous ; in the zygomorphic firs, 
single sta. often aborted ; anthers opening by longitudinal slits ; G iso- 
or oligo-merous ; no secretory cells or cavities. 
N. O. 120. Geraniaceae. 12 1. Oxalidaceae. 122. Tropaeolaceae* 
