330 BOTANY. 



SuB-OBDBR GuTTiFEKALEs : Pistil mostly of 2 or more carpels, 

 3-celled, with axile placentse ; stamens usually indefinite ; endosperm 

 usually wanting. 



Family Elatineae : Small marsh herbs or undershrubs with small 

 opposite or whorled leaves ; inflorescence axillary ; petals imbricated ; 

 stamens 4^10. (Sp. 25.) 



Family Hypericaceae (St. John's- worts) : Herbs, shrubs (and trees) 

 with opposite or whorled, glandular-dotted leaves ; inflorescence 

 dichotomous or paniculate ; petals contorted or imbricated ; stamens 

 in 3-5 clusters. (Sp. 240.) 



Family Guttiferse (Gtuttifers) : Trees and shrubs with opposite or 

 whorled leaves ; inflorescence often trichotomous ; petals imbricated 

 or contorted. (Sp. 370 ) 



Family Ternstroemiacese (Theads) : Trees and shrubs usually with 

 alternate leaves ; inflorescence various ; petals imbricated. (Sp. 810.) 



Family Dipterooarpeae : Trees and shrubs with alternate leaves ; 

 inflorescence panicled ; petals contorted ; fruiting calyx enlarged in 

 fruit. (Sp. 183.) 



Family Chlaenaoeae : Trees and shrubs with alternate leaves ; in- 

 florescence dichotomous ; petals contorted. (Sp. 14.) 



Sdb-okdbb Malvalbs : Pistil usually of 3 to many carpels with 

 as many cells (sometimes greatly reduced) ; ovules few ; stamens in- 

 definite, monadelphous, branched, or by reduction separate and few ; 

 endosperm present or absent. 



Family Malvaceae (Mallows) : Herbs, shrubs, and trees with alter- 

 nate leaves ; flowers perfect, with petals ; stamens monadelphous, 1- 

 celled ; pistil 5- to many-celled ; endosperm little or 0. (Sp. 800.) 



Family Sterculiaoese : Trees and shrubs with alternate leaves ; 

 flowers perfect or diclinous, with or without petals ; stamens mon- 

 or polyadelphous, 2-celled; pistil 4- to many celled ; endosperm present 

 or 0. (Sp. 730.) 



Family Tiliacese (Lindens) : Trees, shrubs (and herbs) with 

 mostly alternate leaves ; flowers mostly perfect, with petals ; stamens 

 free, 2-celled ; pistil 2- to 10-celled ; endosperm present or 0. (Sp. 

 470) 



Family Euphorbiaoeae (Spurgeworts) : Herbs, shrubs, and trees, 

 mostly with a milky juice and alternate or opposite leaves ; flowers 

 diclinous, with a perianth of 1 or 2 whorls, or wanting ; stamens 2- 

 celled, free or united ; pistil usually 3-celled ; endosperm copious. 

 (Sp. 3000.) 



Family Balanopseae : Trees and shrubs with alternate leaves ; 

 flowers dioecious, apetalous, the staminate in catkins, the pistillate 

 solitary, producing acorn-like, 2-celled, 2-seeded fruits ; seeds endo- 

 spermous. (Sp. 8.) 



