TAXONOMY. 



167 



SUCCESSION OF FAMILIES. 



ACCORDING TO THE CLASSIFICATION OF A. DE JUSS1EU. 



CRYPTOGAMS OR ACOTYLEDONS. 



CELLULAR. 



ANGIOSPORES. 



(Spores enclosed in the mother-cell, which persists, 

 under the name of theca). Alyce, Charace<z } 

 Fungi, Lichens. 



GYMNOSPORES. 



(Spores become, by the absorption of the mother- 

 cell, free in a common cavity). Hepaticte, 



Mosses. 



VASCULAR. 



Lycopodiaceee, Isoetce, Equisetacece, Ferns, Salvini- 

 ace<e, Marsileacece. 



MONOCOTYLEDONOUS 

 PHANEROGAMS. 



AQUATIC AND EXALBUMINOUS. 



Naiadecs, Potamea, Zosteracete, Juncaginea, Alis- 

 macece, Butomacete, Hydrocharidece. 



ALBUMINOUS. 



SPADICIFLORAL. (Flowers in a spadix). Lemnacece, 

 Aroide<Zj Typhacece, Palmacete. 



GLUMACEOUS. (Perianth absent, replaced by 

 bracts). Graminece, Cyperacece. 



ENANTIOBLASTE^E. (Radicle antipodal to the 

 hilum). Eriocaulonete, Commelyne<p.. 



HOMOBLASTEJS. (Radicle facing the hilum), 



Superovarian. (Ovary free). Junceee, Ponte- 

 deriacece, Aphyttanthece, Lttiacece, Asparayi- 

 nece, Melanthacece, 



Inferovarian. (Ovary adherent). Dioscorcce, 

 Iridecs, Amaryllidefe, Hypoxidca, Hema- 

 doracete, Bromeliucece, Musacece, Cannea. 



AscHlDOBLASTEji. (Embryo undivided). Qrchidete. 



DICOTYLEDONOUS PHANEROGAMS. 



GYMNOSPERMS. 

 Cycadece, Abietineai, Cwpressmeee, Taxinece, Gnetaceee. 



ANGIOSPERMS. 

 DICLINOUS. 



PENEANTHE^:. (Incomplete flowers, that is to say, 

 with one or no perianth). Casuarinece, Myricecc, 

 Betulinece, Cupuliferce, Juylandece, Salicinece, 

 Balsamiferce, Platanece, Morea, Celtideos, Ul- 

 macece, Urticece, Cannabinet?, Cynocrambece, 

 Ceratophyllete, Saurweck. 



PLOUSIANTHE^E. (Flowers with a double perianth). 

 Ovules 1-2, axile. Euphorbiacece, Empetrace<?. 



Ovules numerous, parietal. Datiscece, Begoni- 

 e, Cucurbitacea, Nepenthece, 



(Parasites on the roots of other 

 plants). Balanophorece, Cytinete. 



$ APETALOUS. 

 (Flowers with stamens and pistils, and 1 perianth.) 



GYNANDROUS. (Stamens united to the pistil.) 

 Asarinece. 



PERIGYNOUS. Santalacece, Loranthacece, Proteacea, 

 Ehagnece, Thymdece, Laurine(e. 



CYCLOSPERME^. (Embryo annular). Polygone.ee, 

 Phytolaccece , Nyctaginece, Amarantace<E, C/teno- 

 podiacete, Telragoniaceae. 



$ POLYPETALOUS. 



CYCLOSPERME^;. Portulace<e, Paronychiea, Silene<e 

 Alsinete, Elatinete. 



Hypogynous. 



PLEUROSPERME^;. (Placentation parietal). Fran- 

 keniacea!) Tamariscineee, Violarie<K, Cistinea, 

 Resedacea, Capparidece, Crucifera, Fumariacea, 

 Papaveracece, Sarraceniece. Droseracets, Par- 

 nassiete. 



CHLAMYDOBLASTE^E. (Embryo enveloped in the 

 embryonic sac, which is thickened into an in- 

 ternal albumen). Nymphaacea, Nelumbiece. 



