

[Vol. 2 



140 ANNALS OP THE MISSOURI BOTANICAL GARDEN 



Family 144. Amaranthaceae. Amaranths. Herbs, shrubs 

 (and trees) with opposite or alternate leaves, and regular, 

 mostly perfect flowers ; perianth of scarious sepds ; petals ; 

 ovules 1 or more, basal, campylotropous ; endosperm copious. 

 Celosia, Amaranthus, Froelichia. (Pf. 3 la : 91.) 



Family 145. Chenopodiaceae. The Goosefoots. Herbs, 

 shrubs (and trees) with mostly alternate leaves, and regular, 

 perfect or imperfect flowers; perianth of herbaceous sepals; 

 petals 0; ovule 1, basal, campylotropous; endosperm fleshy. 

 Beta, Chenopodium, Spinacia, Atriplex, Sarcobatus, Salsola. 

 (Pf.3 la :36.) 



Family 146. Polygonaceae. Buckwheats. Herbs, shrubs, 

 and trees with mostly alternate leaves and regular, perfect 

 flowers ; perianth often petaloid ; petals ; pistil tricarpellary, 

 1-celled; ovule 1, erect, orthotropous ; endosperm copious. 

 Eriogonum, Rumex, Rheum, Polygonum, Fagopyrum, Coc- 

 coloba. (Pf.3 la :l.) 



Family 147. Nyctaginaceae. Four o 'clocks. Herbs and 

 rarely shrubs and trees, with opposite or alternate leaves; 

 flowers mostly perfect; petals 0; sepals often petaloid; pistil 

 seemingly monocarpellary ; ovule 1, erect; endosperm copious 

 to scanty. Mirabilis, Bougainvillea, Allionia. (Pf. 3 lb :14.) 



Family 148. Cynocrambaceae. Annual, succulent herbs, 

 with petioled leaves, opposite below, alternate above ; flowers 

 monoecious, apetalous, small, axillary; pistil monocarpellary; 

 endosperm fleshy. Cynocrambe. (Pf. 3 la : 121.) 



Family 149. Batidaceae. Maritime shrubs with opposite 

 fleshy leaves and small, dioecious flowers ; petals ; ovary 4- 

 celled; ovule solitary, erect; endosperm 0. Very doubtfully 

 placed here. Batis. (Pf. 3 la : 118.) 



Super-Order Strobiloideae-Sympetalae-Polycarpellatae. 

 Carpels typically many, united; petals united. Flowers 

 actinomorphic. 



Order Ebenales. Flowers regular, perfect, or diclinous; 

 stamens mostly isomerous with, and opposite to, the corolla- 

 lobes, or in several series ; ovary 2-many-celled ; seeds mostly 



