Vitaceae, Vitis

  (grape)

   -simple, palmately lobed leaves

   -panicles of berries

Zygophyllaceae, Larrea

    (creosote bush)

     -shrub

     -leaves divided into two leaflets

Oxiladaceae, Oxalis

     -basal leaves divided into three leaflets     

     -Flowers generally yellow, white, or pink

Euphorbiaceae, Euphorbia

   (spurge) 

    -annual or perennial          -milky sap   

     -inflorescences are highly condensed (cyathia)   with 5 bracts, 4 glands, several staminate flowers, and a single pistillate flower

Violaceae, Viola

(violet)

-bilaterally symmetrical flowers

-The two lower petals have spurs or pouches at their bases.

Salicaceae, Salix

(willow)

-lanceolate leaves and winter buds that are covered with a single (caplike) scale

-Floral bracts are entire   -female catkins are erect

Salicaceae, Populus

(poplar, cottonwood, or aspen)

-deltoid leaves and winter buds are covered with many scales

-Floral bracts are divided into many segments  -female catkins are pendant.

Geraniaceae, Erodium

(storksbill, filaree)

-has pinnately lobed or compound leaves.

Geraniaceae, Geranium

(cranesbill)

-has palmately lobed or compound leaves

Onagraceae, Clarkia

-pink, purple, or white petals that are usually not notched at the tip

-fourlobed stigma.

Onagraceae, Epilobium

(willowherb)

-small, pink petals that are two-lobed

-seeds that have hair tufts

Onagraceae, Oenothera

(evening primrose)

-has large white or yellow petals that are notched at the tip

-four-lobed stigmas.