Revisions of Some Plant Phyla $l 



Family 136. Aizoaceae. Herbaceous or shrubby plants with 

 mostly opposite or verticillate leaves ; calyx tetramerous or pen- 

 tamerous; corolla often wanting; ovary 3- to 5-celled with nu- 

 merous ovules in each cell. Mollugo, Sesuvium, Mesembrianthe- 

 miim. (Pf. Ill, lb, 2,T,.) 



Family 137. Frankeniaceae. Herbs and undershrubs with op- 

 posite leaves; petals 4-5, long-stalked; ovules many, on 2-4 pari- 

 etal placentae. Frankenia. (Pf. UI, 6, 283.) 



Family 138. Fouquieriaceae. Shrubs with small thorn-like 

 leaves, and panicled tubular flowers. Fouquieria. (Pf. HI, 

 6,298.) 



Family 139. Tamaricaceae. Tamarixes. Shrubs and .herbs 

 with minute, alternate, deciduous leaves ; petals 5 ; ovules many 

 on central or parietal placentae. Tamarix. (Pf. HI, 6, 289.) 



Family 140. Salicaceae. Willows. Shrubs and trees with al- 

 ternate leaves; perianth o; ovules many on 2-4 parietal placentae. 

 Here regarded as reduced, dioecious, apetalous, Tamricaceae. 

 Salix, Populus. (Pf. HI, i, 29.) 



Family 141. Podostemonaceae. Riverweeds. Small aquatic, 

 sometimes thallose, plants; flowers perfect or diclinous; perianth 

 o; pistil I- to 3-celled;, ovules many; endosperm o. Podostemon. 

 (Pf. m, 2a, I.) 



Family 142. Hydrostachydaceae. Large tuber-forming Mada- 

 gascar plants, with naked, dioecious flowers, and numerous ovules. 

 Hydrostachys. (Pf. HI, 2a, 22.) 



Family 143. Phytolaccaceae. Pokeweeds. Herbs, shrubs, and 

 trees with usually alternate leaves; petals o (or 4-5); carpels 

 several, distinct or nearlv so, i-ovuled. Phytolacca. (Pf. HI, 

 lb, I.) 



Family 144. Basellaceae. Herbaceous, or shrubby plants, with 

 mostly alternate leaves ; calyx pentamerous ; corolla none ; stamens 

 5; ovary i-celled, with one ovule. Basella, Boussingaultia. (Pf. 

 in, I a, 124.) 



Family 145. Amaranthaceae. Amaranths. Herbs, shrubs 



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