Parsley Family: Apiaceae - Petals not joined. Flowers are tiny, and arranged in clusters called umbels (The flower and seed arrangements look like an inside out umbrella.). Leaves often compound and leaf stems often clasp main stem.
Borage Family: Boraginaceae - Petals united to form a trumpet or elongated tube. Flowers coiled into a cyme (looks like a coiled scorpion tail). Plants often bristly-hairy.
Bluebell Family: Campanulaceae - 5 petals are united. Flowers may be regular (corolla bell-shaped) or irregular (corolla strongly two-lipped). Ovary is inferior. 5 stamens fused in a distinctive "baseball bat" structure.
Honeysuckle Family: Caprifoliaceae - Petals joined. Long funnel or bell-like flowers with 5 sepals and stamens. Leaves opposite.
Pink Family: Caryophyllaceae - Petals not joined. Leaves mostly opposite. Petals often notched at tips. Joints of stem often swollen.
Stonecrop Family: Crassulaceae - Petals and sepals are 5 each. Stamens 5 or 10. Leaves and stems are thick and fleshy.
Diapensia Family: Diapenisiaceae -
Sundew Family: Droseraceae - Insectivorous plants with rosettes of fleshy leaves which are covered with minute, sticky glands.
Heath Family: Ericaceae - Petals either joined and bell-shaped, or petals free. Flowers with 5 sepals and 10 stamens.
Pea Family: Fabaceae - 2 petals (the lower ones which look like a pelicans pouch) joined, 3 are free of each other. Petals irregularly shaped. 2 sepals. The leaves are alternate and compound with leaf-like stipules where the leaf stem attaches to the main stem.
Geranium Family: Geraniaceae - Petals not joined. Geraniums have flowers with 5 petals, 5 sepals, and 5 stamens. The central ovary has a long style that often looks beak-like.
Gooseberry or Currant Family: Grossulariaceae - Shrub to small tree, to 9 feet tall. Flowers reddish whitish, or yellowish & tubular. Leaves simple, palmately veined, usually no larger in diameter than a half dollar.
Water-lily Family: Nymphaceae - Pond plants with floating leaves. Large showy flowers.
Broomrape Family: Orobanchaceae - Low fleshy herbaceous wildflowers, lacking chlorophyll, and parasites of the roots of other plants. Flowers are tubular, similar to a snap dragon, with 5 united petals forming a 2-lipped flower.
Phlox/ Polemonium Family: Polemoniaceae - Petals joined. Flowers often look trumpet-like. 5 petals, 5 sepals, 5 stamens.
Purslane Family: Portulacaceae - Five petals not joined. 2 sepals. Leaves fleshy and opposite.
Primrose Family: Primulaceae - Herbaceous wildflowers with simple, alternate, opposite, or whorled leaves, or the leaves may in some instances be all basal. Perfect, regular, 5 petaled and 5 sepaled flowers. Petals may be reflexed sharply backwards as in the shooting stars.
Buttercup/ Crowfoot Family: Ranunculaceae - Petals not joined. Petals either identical shape and size, or petals irregularly shaped (often with spurs). Numerous stamens. If yellow, petals are bright and shiny.
Rose Family: Rosaceae - Petals not joined, and all are identical in shape and size. Many stamens. Leaves alternate, and with wide leaf-like stipules where leaf stem joins branch.
Saxifrage Family: Saxifragaceae - Petals not joined. 5 petals and 5 sepals, with 5 or 10 stamens. Flowers often cup-like or tube-like because of fused sepals.
Figwort Family: Scrophulariaceae -
Valerian Family: Valerianaceae - Joined petals. Petals irregularly-shaped. Sepals indistinct. Fused petals often have a spur or bump at the base of the flower. Opposite leaves.
Violet Family: Violaceae - Petals not joined. Petals are all differently shaped with 2 upper petals, 2 side petals and 1 lower petal.