| Flowers with 4 petals, 6 stamens with 2 usually shorter. The long, narrow seed pod which angles upward develops from the single pistil. Plant with an acrid taste, watery juice. Leaves alternate, simple, lobed or pinnately divided. | |
| Sort by: Traits or Genus | |
| Flower Formula: Sepals 4; Petals 4 | Glossary |
| Genus  (Click for Taxon List) |
WI Taxa (map link) |
Photo | Genus Traits | Google Searches |
|---|---|---|---|---|
| Alliaria
garlic mustard |
1 | ![]() |
White flowers, garlic-scented leaves, biennial; pod long, thin, 4-angled, erect | Images Information |
| Alyssum
madwort |
1 | ![]() |
Yellow; pod rounded, flat; pointing upward | Images Information |
| Arabidopsis
rock-cress |
1 | ![]() |
White; pod long, thin, pointing upward | Images Information |
| Arabis
rock-cress |
12 | ![]() |
White, pinkish; pod long, thin; flattened, round or 4-angled, pointing upward or downward | Images Information |
| Armoracia
cress, horseradish |
2 | ![]() |
White; pod roundish to oval, not drooping; petals rounded at top | Images Information |
| Barbarea
winter-cress, yellow-rocket |
2 | ![]() |
Yellow; pod long, thin, roundish in cross-section; leaves clasping, multi-lobed | Images Information |
| Berteroa
hoary-alyssum |
1 | ![]() |
White, usually several, branched, rounded heads; petals deeply 2-lobed; pod hairy, oval, erect, close to stem | Images Information |
| Brassica
mustard |
4 | ![]() |
Yellow; pod not flat, long and thin, pointing upward; leaves often toothed, lobed, or pinnately divided | Images Information |
| Bunias
wartycabbage |
1 | ![]() |
Yellow; pod short, rounded with a point, erect; leaves toothed | Images Information |
| Cakile
sea-rocket |
2 | ![]() |
White to pink; bushy, branched from base; succulent; lake shores; pods like figure 8, erect | Images Information |
| Camelina
false flax |
2 | ![]() |
Yellow; stem leaves clasping; pods roundish, erect | Images Information |
| Capsella
shepherd's-purse |
1 | ![]() |
White, weedy, heart-shaped seed capsules; pods heart-shaped, flat, erect | Images Information |
| Cardamine
bitter-cress |
10 | ![]() |
White to pink or purple, pods long, thin, upright | Images Information |
| Cardaria
hoary-cress, white-top |
2 | ![]() |
White, pods short, rounded with a point, erect, evenly divided into 2 segments | Images Information |
| Conringia
hare-ear mustard |
1 | ![]() |
Yellow, leaves broadly oblong, clasping the stem, pods long, thin, 4-angled, erect | Images Information |
| Coronopus
swine-cress, wart-cress |
1 | ![]() |
White to greenish, tiny flowers; pods round, tightly clustered, erect; foul odored | Images Information |
| Descurainia
tansy mustard |
2 | ![]() |
Yellow; feathery leaves, yellow/greenish; pods bat-shaped or long and narrow, not drooping | Images Information |
| Diplotaxis
wall-rocket |
1 | ![]() |
Yellow, low-growing; pods long, narrow, erect | Images Information |
| Draba
whitlow-grass |
5 | ![]() |
White or yellow; pods longish, less than 5 times long as wide | Images Information |
| Erucastrum
dog-mustard |
1 | ![]() |
Yellow; pod long, thin, 4-angled, pointing upward ; leaves pinnately divided; stem leaves not clasping | Images Information |
| Erysimum
blister-cress, treacle mustard, wallflower |
4 | ![]() |
Yellow; pod long, thin, 4-angled, pointing upward , with bracts; plant very hairy | Images Information |
| Hesperis
dame's rocket |
1 | ![]() |
Pink, purple, white; 2'-3' tall; pods long, thin, pointing upward , leaves mostly undivided | Images Information |
| Iberis
candytuft |
1 | ![]() |
White rounded clumped garden plant | Images Information |
| Iodanthus
purple rocket |
1 | ![]() |
Purple to white to 3' tall; pods long, thin, pointing upward ; lower leaves often pinnately divided | Images Information |
| Lepidium
peppergrass, pepperwort, tongue-grass |
9 | ![]() |
White, usually several, branched, domed heads; pods rounded, flat, often winged, erect | Images Information |
| Lesquerella
bladder-pod |
1 | ![]() |
Yellow flowers, silvery leaves; pods rounded, mostly pointing upward ; stem leaves not clasping | Images Information |
| Lobularia
sweet-alyssum |
1 | ![]() |
White to pale purple; pods elliptic, flat | Images Information |
| Malcolmia
Virginia stock |
1 | ![]() |
Purple, blue or white garden escape | Images Information |
| Nasturtium
watercress |
3 | ![]() |
White flowers; aquatic, pungent-flavored leaves; pods long, thin | Images Information |
| Neslia
ball mustard |
1 | ![]() |
Yellow; pods roundish, erect, pitted; leaves clasping | Images Information |
| Raphanus
radish |
2 | ![]() |
Yellow, white, pink, purple; coarse plant; stout root | Images Information |
| Rapistrum
bastard-cabbage, wild rape |
1 | ![]() |
Yellow; pods roundish, erect | Images Information |
| Rorippa
yellow-cress |
8 | ![]() |
Yellow; pods longish, plumpish | Images Information |
| Sinapis
mustard |
2 | ![]() |
Yellow, pods long, thin, sharp-pointed, erect | Images Information |
| Sisymbrium
hedge-mustard |
3 | ![]() |
Yellow; pods long, thin, with no bracts; leaves clasping | Images Information |
| Thlaspi
penny-grass, pennycress |
1 | ![]() |
White; pods roundish, notched top, erect | Images Information |
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