Biol 446 Final Key Features (All Families)

Iridaceae

3-parted, 3 stamens

Liliaceae

3-parted, 6 stamens, whorled leaves

Orchidaceae

3-parted, ‘labellum’ lower petal

Araceae

spathe and spadix inflorescence

Juncaceae

grass, round and solid stem, inflorescence often in circular bunches

Cyperaceae

grass, triangular stems

Poaceae

grass, circular and hollow stems, spikelet inflorescence

Typhaceae

it’s a cattail…

Nymphaeaceae

it’s a lily-pad…

Magnoliaceae

woody, floral parts spirally arranged, stipules surround terminal bud

Ranunculaceae

diverse, floral parts spirally arranged or in whorls, colorful teapels

Fagaceae

woody, lobed to entrie leaf shape, nuts

Betulaceae

woody, doubly serrate leaf margins, catkins

Aceraceae

woody, opposite leaves, distinct leaf shape

Brassicacea

4-parted, 6 stamens, alternate leaves

Onagraceae

4-parted, 8 stamens, alternate leaves, inferior ovary

Saxifragaceae

5-parted, 10 stamens, basal leaves

Malvaceae

5-parted, ∞ stamens gathered around style

Rosaceae

5-parted, ∞ stamens, green teapels

Fabaceae

5-parted, pinnate leaves with 2-leaflets

Geraniaceae

5-parted, 10 stamens, alternate leaves

Crassulaceae

it’s giving succulent…

Caryophyllaceae

5-parted, 10 stamens, swollen nodes, opposite leaves

Cactaceae

it’s a cactus…

Montiaceae

5 petals, 2 sepals

Polygonaceae

5-parted, 8 stamens, alternate leaves

Ericaceae

5-parted, urn-shaped

Polemoniaceae

5-parted, 3 fused carpels with 3-forked style

Boraginaceae

5-parted, often tube shaped, nutlets

Hydrophyllaceae

5-parted, long stamens, basal leaves

Lamiaceae

5-parted, square stems, aromatic oils, opposite leaves

Plantaginaceae

5-parted, didynamous stamens, 5th sterile stamen, mainly alternate leaves

Solanaceae

5-parted, style capitate, 2 fused carpels

Apiaceae

5-parted, umbel inflorescence

Campanulaceae

5-parted, synantherous, alternate leaves

Caprifoliaceae

woody, 5-parted, opposite leaves, flowers often in 2s (includes snowberry)

Asteraceae

disk and ray florets