Plant Terminology

Question 1

What does Basal Leaves mean?

Answer 1

an arrangement of leaves radiating from the base of the stem and usually placed close to the ground.

Question 2

What does raceme mean?

Answer 2

a flower cluster with the separate flowers attached by short equal stalks at equal distances along a central stem. The flowers at the base of the central stem develop first.

Question 3

What does glabrous mean?

Answer 3

Smooth or hair less

Question 4

What are sepals?

Answer 4

Sepals are small, leaf-shaped, green-coloured and outermost part of the flower.

Question 5

What are bracts?

Answer 5

a modified leaf or scale, typically small, with a flower or flower cluster in its axil. Bracts are sometimes larger and more brightly colored than the true flower, as in poinsettia.

Question 6

what is this structure called?

Answer 6

Bract. Specifically a involucral bracts

Question 7

what does Cyme mean?

Answer 7

a flower cluster with a central stem bearing a single terminal flower that develops first, the other flowers in the cluster developing as terminal buds of lateral stems.

Question 8

What does Pinnately mean?

Answer 8

resembling a feather especially in having similar parts arranged on opposite sides of a long thin central part like a stem. a pinnate leaf. pinnately adverb.

Question 9

What does corolla mean?

Answer 9

All of the petals of a flower are collectively known as the corolla.

Question 10

What does calyx mean?

Answer 10

the sepals of a flower, typically forming a whorl that encloses the petals and forms a protective layer around a flower in bud.

Question 11

What do pseudowhorled leaves look like?

Answer 11

pseudowhorled: of leaves, arranged in clusters on the stem, the clusters separated by regular intervals, usually produced behind a scaly bud.

Question 12

Define sporophyll

Answer 12

A sporophyll is a leaf that produces spores.

Question 13

What does involucres mean?

Answer 13

a whorl or rosette of bracts surrounding an inflorescence (especially a capitulum) or at the base of an umbel.

Question 14

Label the following

Answer 14

Question 15

Label the following

Answer 15

Question 16

Define catkin

Answer 16

a flowering spike of trees such as willow and hazel. Catkins are typically downy, pendulous, composed of flowers of a single sex, and wind-pollinated.

Question 17

How can you easily identify sedges?

Answer 17

Many sedges have triangular shaped stems, giving them edges. This is easily felt by rolling the stem between your fingers. They don’t have any nodes along their stems, and the stems are not hollow. Sedges with triangular stems have three ranked leaves, which means the leaves are arranged on all three sides of the stem.

Question 18

What tree do these leaves belong to?

Answer 18

Question 19

difference between alternatue and opposite leaved

Answer 19

In alternate-leaved plants, the leaves are single at each node and borne along the stem alternately in an ascending spiral. In opposite-leaved plants, the leaves are paired at a node and borne opposite to each other.

Question 20

What does bramble mean?

Answer 20

a prickly scrambling vine or shrub

Question 21

Whats the difference between a simple and a compound leaf

Answer 21

Simple is just one leaf whereas compound has many.