Flowerin plant families HARD

Question 1

Cyperaceae - Sedge family

Answer 1

Monocot, leaves have parallel veins arranged at 3 angles and are often keeled. Stem is 3-sided and leaves sheath at base. Fruit is a nut in an urn.

Question 2

Juncaceae - Rush family

Answer 2

Monocot, round stem, either U-shaped leaves or grass-like leaves with long white hairs, 6 similar green or brown tepals, inflorescence as head or cyme.

Question 3

Poaceae - grass family

Answer 3

Monocot, round hollow stem with nodes, leaves with ligule and sheathing, leaves in 2 rows, inflorenscence in spike or panicle, fruit is caryopsis, when flowering styles and anthers hang out.

Question 4

Ranunculaceae - Buttercup family

Answer 4

Dicot, alternating leaves, often compound, lobed or incised, numerous seperate ovaries, petals with nectary. Achene or follicle.

Question 5

Apiaceae - Carrot family

Answer 5

Dicot, alternating compound leaves that are sheathing, flowers in umbels or double umbels, 5 petals, 5 or no sepals, inferior ovary, schizocarp

Question 6

Asteraceae - Aster and sunflower family

Answer 6

Dicot, inflorescence a head, involucral bracts, disc and ray flowers, sepals reduced to hairs, fruit is achene.

Question 7

Brassicaceae - Mustard family

Answer 7

Dicot, 4 petals and sepals that are not fused and form a cross, 2 short and 4 long stamen, alternating simple leaves that are often rosulate at the base, fruit is a silique.

Question 8

Caryophyllaceae - Carnation family

Answer 8

Dicot, opposite simple leaves, stems with thickened nodes, inflorescence in a cyme, 5 fused sepals, 5 not fused petals, fruit is a capsule with opening at the top.

Question 9

Fabaceae - Bean family

Answer 9

Dicot, alternating compound leaves sometimes with tendrils, stipule at base, butterfly-type corolla with 5 parts: banner, wings and keel, fused sepals, 10 stamens of which 9 are often fused, fruit is a legume.

Question 10

Laminaceae - Mint family

Answer 10

Dicot, stem is 4-sided, opposite simple leaves, no stipules, fused sepals, petals fused with clear upper and lower lip, 2 or 4 stamens, aromatic, fruits are 4 nutlets inside a calyx.

Question 11

Ericaceae - Blueberry family

Answer 11

Dicot, shrubs, simple leathery and evergreen leaves, 5 petals and sepals that are both fused, berries.