Summary of Vascular Plant Families of Texas


Families                Genera   Species   Ssp./Var
       
Pteridophyta

Azollaceae                 1         2        0
Equisetaceae               1         3        1
Isoetaceae                 1         3        0
Lycopodiaceae              1         4        0
Marsileaceae               2         5        1
Ophioglossaceae            2         9        1
Osmundaceae                1         2        1
Parkeriaceae               1         1        0
Polypodiaceae             23        76        8
Psilotaceae                1         1        0
Schizaeaceae               2         2        0
Selaginellaceae            1        13        3

Spermatophyta

    Gymnospermae

Cupressaceae               2         9        1
Ephedraceae                1         6        1
Pinaceae                   2        11        3
Taxodiaceae                1         2        0

    Angiospermae

Monocotyledonae

Alismataceae               3        14        3
Amaryllidaceae             9        36        2
Araceae                    7         8        1
Arecaceae                  2         3        0
Bromeliaceae               2         5        0
Burmanniaceae              2         3        0
Cannaceae                  1         3        0
Commelinaceae              5        23        4
Cymodoceaceae              2         2        0
Cyperaceae (IV)           14       241       20
Dioscoreaceae              1         3        0
Eriocaulaceae              2         7        0
Hydrocharitaceae           7         7        0
Iridaceae                  7        28        4
Juncaceae                  2        32        3
Lemnaceae                  4        14        0
Liliaceae (IX)            30        93       10
Limnocharitaceae           1         1        0
Marantaceae                1         1        0
Mayacaceae                 1         1        0
Najadaceae                 1         2        0
Orchidaceae               18        50        2
Poaceae (II)             131       545       60
Pontederiaceae             3         7        0
Potamogetonaceae           1        10        1
Ruppiaceae                 1         1        0
Sparaganiaceae             1         2        0
Typhaceae                  1         3        0
Xyridaceae                 1        11        1
Zannichelliaceae           1         1        0

Dicotyledonae

Acanthaceae               13        48       11
Aceraceae                  1         4        7
Achatocarpaceae            1         1        0
Aizoaceae                  4        11        0
Amaranthaceae             11        57        4
Anacardiaceae              5        14        8
Annonaceae                 1         2        0
Apiaceae                  44        78        5
Apocynaceae                7        20        8
Aquifoliaceae              1        11        3
Araliaceae                 1         2        0
Aristolochiaceae           1         7        0
Asclepiadaceae             5        59        5
Asteraceae (I)           171       620      151
Avicenniaceae              1         1        0
Balsaminaceae              1         1        0
Basellaceae                1         3        0
Batidaceae                 1         1        0
Berberidaceae              2         5        0
Betulaceae                 4         6        0
Bignoniaceae               6         7        2
Boraginaceae              18        73       11
Brassicaceae (VI)         46       123       22
Cactaceae                 13        78       59
Callitrichaceae            1         5        0
Campanulaceae              5        19        6
Cannabinaceae              1         1        0
Capparidaceae              6        14        3
Caprifoliaceae             5        22        5
Caryophyllaceae           17        55        4
Celastraceae               6         8        1
Ceratophyllaceae           1         2        0
Chenopodiaceae            17        67        9
Cistaceae                  2         9        1
Clethraceae                1         1        0
Clusiaceae                 3        24        3
Cochlospermaceae           1         1        0
Convolvulaceae            11        61        9
Cornaceae                  3         7        4
Crossomataceae             1         3        0
Crassulaceae               7        13        1
Curcurbitaceae            15        26        1
Cuscutaceae                1        18        6
Cyrillaceae                2         2        0
Dipsacaceae                1         1        0
Droseraceae                1         3        0
Ebenaceae                  1         2        0
Elatinaceae                2         3        0
Ericaceae                  8        18        1
Euphorbiaceae (V)         20       137       14
Fabaceae (III)            74       360       69
Fagaceae                   3        41        4
Flacourtiaceae             1         1        0
Fouquieriaceae             1         1        0
Frankeniaceae              1         2        0
Fumariaceae                2         6        4
Gentianaceae               8        22        3
Geraniaceae                2         9        0
Goodeniaceae               1         1        0
Haloragaceae               2         7        2
Hamamelidaceae             2         3        0
Hippocastanaceae           1         2        2
Hydrophyllaceae            6        33        5
Juglandaceae               2        12        0
Krameriaceae               1         4        0
Lamiaceae (VII)           31       115       33
Lauraceae                  5         5        1
Leitneriaceae              1         1        0
Lentibulariaceae           2        11        0
Linaceae                   1        21        3
Loasaceae                  3        18        0
Loganiaceae                6        13        1
Lythraceae                 9        17        1
Magnoliaceae               2         4        0
Malpighiaceae              4         5        0
Malvaceae (X)             28        88       12
Martyniaceae               1         5        1
Melastomataceae            1         5        1
Meliaceae                  1         1        0
Menispermaceae             3         4        0
Moraceae                   5         7        0
Myricaceae                 1         2        0
Nyctaginaceae             13        69        1
Nymphaeaceae               5         7        2
Oleaceae                   5        23        5
Onagraceae                 8        74       18
Orobanchaceae              3         7        3
Oxalidaceae                1        12        1
Papaveraceae               4        12        3
Passifloraceae             1         7        2
Phrymaceae                 1         1        0
Phytolaccaceae             4         4        0
Plantaginaceae             1        13        0
Platanaceae                1         1        0
Plumbaginaceae             2         3        1
Podostemaceae              1         1        0
Polemoniaceae              7        33       20
Polygalaceae               1        27        3
Polygonaceae               6        57        7
Portulacaceae              4        17        0
Primulaceae                7        12        3
Rafflesiaceae              1         1        0
Ranunculaceae             11        50       14
Resedaceae                 1         1        0
Rhamnaceae                 9        22        2
Rosaceae                  23        83       13
Rubiaceae                 14        59        8
Rutaceae                  10        15        5
Salicaceae                 2        17        3
Santalaceae                1         1        1
Sapindaceae                6         9        2
Sapotaceae                 1         3        4
Sarraceniaceae             1         1        0
Saururaceae                2         2        0
Saxifragaceae             11        30        2
Schizandraceae             1         1        0
Scrophulariaceae (VIII)   32       105       14
Simaroubaceae              3         3        0
Solanaceae                18        78       19
Sterculiaceae              4         9        0
Styracaceae                2         7        0
Symplocaceae               1         1        0
Tamaricaceae               1         7        0
Theaceae                   1         1        0
Tiliaceae                  2         3        0
Turneraceae                1         1        0
Ulmaceae                   3        11        1
Urticaceae                 4        11        2
Valerianaceae              2         7        0
Verbenaceae               14        71       24
Violaceae                  2        18        3
Viscaceae                  2        10        3
Vitaceae                   4        20        2
Zygophyllaceae             6        13        0

Total      180         1,284     4,834      690

NOTE: This listing is extracted from the published (hardcopy-1990)
checklist.  Subsequent changes in classification, nomenclature, and
insertion or deletion of taxa, as reflected in the current electronic
listing and revisions, are not documented here.