Plant Morphology

Question 1

Arises from non-root tissue (usually a stem)

Answer 1

adventitious root

Question 2

Outer layer of stem

Answer 2

Epidermis

Question 3

Tissue between epidermis and phloem in stem

Answer 3

Cortex

Question 4

Center of stem

Answer 4

Pith

Question 5

Modified leaves that protect the bud

Answer 5

Bud scales

Question 6

Underground storage leaves attached at a base

Answer 6

Bulb

Question 7

Short thickened underground stem with scales that form a tunic

Answer 7

Corm

Question 8

Compressed stem with leaves above and roots below

Answer 8

Crown

Question 9

Horizontal above ground runner that sets down roots or generates a plant let at its nodes

Answer 9

Stolon

Question 10

Horizontally growing underground stem

Answer 10

Rhizome

Question 11

Enlarged rhizome containing stored food. Have “eyes”, or modified buds.

Answer 11

Tuber

Question 12

A storage stem with buds only on the “up” side

Answer 12

Tuberous stem

Question 13

Stalk of the leaf

Answer 13

Petiole

Question 14

Leaf-like appendages at the base of the leaf

Answer 14

Stipule

Question 15

Multiple leaflets radiating from a central point

Answer 15

Palmately compound

Question 16

Leaflets arranged on both sides of a common stalk

Answer 16

Pinnately compound

Question 17

Often sticky projection that receives pollen

Answer 17

Stigma

Question 18

Tissue between the stigma and the ovary

Answer 18

Style

Question 19

Contains ovules and embryo sacs

Answer 19

Ovary

Question 20

Pollen producing organ

Answer 20

Anther

Question 21

Stalk supporting anther

Answer 21

Filament

Question 22

Collectively form the corolla

Answer 22

Petals

Question 23

Protective, leaf-like covering for the flower bud that collectively form the calyx

Answer 23

Sepals

Question 24

Base of the flower

Answer 24

Receptacle

Question 25

Stalk of an individual flower in an inflorescence

Answer 25

Pedicel