Laminariales (1 Family)
Fucales (1 Family)
Bryales (3 Families)
Buxbaumiales (1 Family)
Dicranales (3 Families)
Hypnales (2 Families)
Polytrichales (1 Family)
Pottiales (1 Family)
Sphagnales (1 Family)
Tetraphidales (1 Family)
Equisetales (1 Family)
Jungermanniales (1 Family)
Marchantiales (1 Family)
Metzgerales (1 Family)
Isoetales (1 Family)
Selaginellales (1 Family)
Hydropteridales ( Subclass Salviniidae) (1 Family)
Lycopodiales (1 Family)
Arecales (2 Families)
Commelinales (2 Families)
Graminales (1 Family)
Restionales (1 Family)
Scitamineae (1 Family)
Xyridales (6 Families)
Alismales ( Subclass Alismatidae) (1 Family)
Najadales (Subclass Alismatidae) (3 Families)
Arales ( Subclass Arecidae) (2 Families)
Cyclanthales (Subclass Arecidae) (1 Family)
Pandanales (Subclass Arecidae) (1 Family)
Cyperales ( Subclass Commelindae) (2 Families)
Liliales ( Subclass Lilidae) (5 Families)
Orchidales (Subclass Lilidae) (1 Family)
Zingiberales ( Subclass Zingiberidae) (1 Family)
[Go to Subclass Caryophyllidae]
Boraginales (1 Family)
Casuarinales (1 Family)
Chenopodiales (4 Families)
Cucurbitales (1 Family)
Fagales (3 Families)
Asterales ( Subclass Asteridae) (3 Families)
Campanulales (Subclass Asteridae) (6 Families)
Gentianales (Subclass Asteridae) (5 Families)
Lamiales (Subclass Asteridae) (2 Families)
Oleales (Subclass Asteridae) (1 Family)
Plantaginales (Subclass Asteridae) (1 Family)
Polemoniales (Subclass Asteridae) (13 Families)
Rubiales (Subclass Asteridae) (3 Families)
Scrophulariales (Subclass Asteridae) (2 Families)
Caryophyllales ( Subclass Caryophyllidae) (4 Families)
Plumbaginales (Subclass Caryophyllidae) (1 Family)
Polygonales (Subclass Caryophyllidae) (1 Family)
Capparales ( Subclass Dilleniidae) (1 Family)
Diapensiales (Subclass Dilleniidae) (1 Family)
Dilleniales (Subclass Dilleniidae) (1 Family)
Ebenales (Subclass Dilleniidae) (2 Families)
Ericales (Subclass Dilleniidae) (5 Families)
Malvales (Subclass Dilleniidae) (4 Families)
Primulales (Subclass Dilleniidae) (1 Family)
Salicales (Subclass Dilleniidae) (1 Family)
Theales (Subclass Dilleniidae) (1 Family)
Violales (Subclass Dilleniidae) (9 Families)
Juglandales ( Subclass Hamamelidae) (1 Family)
Myricales (Subclass Hamamelidae) (1 Family)
Urticales (Subclass Hamamelidae) (3 Families)
Aristochiales ( Subclass Magnoliidae) (1 Family)
Elaeagnales (Subclass Magnoliidae) (1 Family)
Hamamelidales (Subclass Magnoliidae) (1 Family)
Magnoliales (Subclass Magnoliidae) (1 Family)
Nymphaeales (Subclass Magnoliidae) (1 Family)
Papaverales (Subclass Magnoliidae) (5 Families)
Piperales (Subclass Magnoliidae) (1 Family)
Ranunculales (Subclass Magnoliidae) (8 Families)
Sarraceniales (Subclass Magnoliidae) (3 Families)
Apiales ( Subclass Rosidae) (1 Family)
Celastrales (Subclass Rosidae) (1 Family)
Fabales (Subclass Rosidae) (3 Families)
Geraniales (Subclass Rosidae) (9 Families)
Myrtales (Subclass Rosidae) (8 Families)
Proteales (Subclass Rosidae) (1 Family)
Rhamnales (Subclass Rosidae) (2 Families)
Rhizophorales (Subclass Rosidae) (1 Family)
Rosales (Subclass Rosidae) (6 Families)
Santalales (Subclass Rosidae) (1 Family)
Santales (Subclass Rosidae) (2 Families)
Sapindales (Subclass Rosidae) (10 Families)
Saxifragales (Subclass Rosidae) (1 Family)
Umbellales (Subclass Rosidae) (4 Families)
Cycadales (1 Family)
Gnetales (1 Family)
Coniferales (2 Families)
Pinales (3 Families)
Eufilicales (3 Families)
[Go to Subclass Ophiglossidae]
Marattiales ( Subclass Marattiidae) (1 Family)
Ophioglossales ( Subclass Ophiglossidae) (1 Family)
Polypodiales ( Subclass Polypodiidae) (4 Families)
Filicales (1 Family)
Charales (1 Family)
Cladophorales (1 Family)
Siphonales (1 Family)
[Go to Subclass Florideophyceae]
[Go to Subclass Florideophycidae]
Cerimales (1 Family)
Gelidiales (1 Family)
Gigartinales ( Subclass Florideophyceae) (1 Family)
Cryptonemiales ( Subclass Florideophycidae) (1 Family)
Unnassigned (1 Family)
Users of this database should be aware that much of the taxonomic information was determined by students and faculty of Swarthmore College as many as 100 years ago, and as recently as 15 years ago. Taxonomic information contained in this database may be obsolete. We will be verifying this information and updating it if necessary in the near future. If you have suggestions or corrections, please e-mail rwallac1@swarthmore.edu. Thank you for your interest!
Class Lycopodiopsida
Class Liliopsida
Class Magnoliopsida
Class Cycadopsida (Subphylum Cycadicae)
Class Gnetopsida (Subphylum Gneticae)
Class Pinopsida (Subphylum Pinacae)
Class Filicopsida
Class Polypodiopsida
Class Pteropsida
Class Chlorophyceae
Class Ulvophyceae
Class Rhodophyceae
Class Unassigned