STBTEMATIC ABBANGEMENT OF ANG108PERMS. 337 



leaves ; flowers diclinous ; stamens indefinite ; ovary inferior, usu- 

 ally 3-angular ; endosperm little or 0. (Sp. 425.) 



Family Datiscaoese : Herbs or trees with alternate leaves ; flowers 

 mostly diclinous ; stamens 4 to many ; ovary inferior, usually gaping 

 at the top ; endosperm scanty. (Sp. 4.) 



Sdb-ordek Cactales : Flowersregular or nearly so, perfect; pistil 

 syncarpous, 1-celled, with parietal placentae, its ovary inferior ; 

 style divided at the apex ; endosperm present or ; embryo curved ; 

 fleshy-stemmed, mostly leafless, plants. 



Family Caotacese (Cactuses) : With the characters of the sub-order. 

 (Sp. 1100.) 



SuB-OKDER Celastrales : Receptacle developing a glandular, 

 annular, or turgid disk, which is sometimes adnate to the calyx-tube 

 or the pistil (sometimes the disk is rudimentary or wanting) ; pistil 

 1- to many-celled (rarely apocarpous) ; ovules 1 to 3, pendulous or 

 erect ; endosperm present or 0. 



Family Olacaoese (Olacads) : Trees and shrubs with usually alternate 

 simple leaves ; disk free or adnate to the calyx ; petals present ; pis- 

 til 1- to 3-celled ; ovules 2 to 3, pendulous ; endosperm fleshy. 

 (Sp. 277.) 



Family Ilioineae (Hollies) : Trees and shrubs with alternate or op- 

 posite simple leaves ; disk obsolete ; pistil 3- to many-celled ; ovule 

 1, pendulous ; endosperm fleshy. (Sp. 181.) 



Family Celastracese (Bitter-sweets) : Shrubs and trees with usually 

 alternate simple leaves ; disk fleshy ; petals present ; pistil 2- to 5- 

 celled ; ovules usually 2, erect or pendulous ; endosperm fleshy. 

 (Sp. 455.) 



Family Stackhousiese : Herbs with simple alternate leaves ; disk 

 thin, on the base of the calyx ; petals present ; ovary 3- to 5-celled ; 

 ovule 1, erect ; endosperm fleshy. (Sp. 21.) 



Family EhamnaoesB (Buckthorns) : Trees and shrubs with usually 

 alternate simple leaves ; disk adnate to the calyx ; petals present ; 

 pistil 2- to 4-celled ; ovules 1 or 3, erect ; endosperm fleshy. (Sp. 475.) 



Family Ampelideae (The Vines) : Shrubs and trees with alternate, 

 simple or compound leaves ; disk adnate to the calyx ; petals cohe- 

 rent, valvate ; pistil 2-celled, 3-ovuled (or 3-6-celled, 1-ovuled) ; en- 

 dosperm often ruminate. (Sp. 435.)- 



Family Lanraceae (Laurels) : Aromatic trees and shrubs with alter- 

 nate simple leaves ; disk ; petals ; ovule 1, pendulous ; endo- 

 sperm 0. (Sp. 900.) 



Family Froteacese (Proteads) : Shrubs, trees (and herbs) with scat- 

 tered, simple, usually coriaceous leaves ; disk ; petals ; pistil 1- 

 celled ; ovule 1, erect or pendulous ; endosperm little or none. (Sp. 

 950.) 



