Chapter 3 - Rose & Mallow Families

Question 1

Simple, alternate
Glands on upper petiole
Oval shape
Margins doubly crenate

Answer 1

Canada Plum

Question 2

Simple, alternate 
Glands on upper petiole 
Narrow, lance shape
“Book-fold” along midrib 
Margin single teeth, minute, crenate, incurved and uneven sized

Answer 2

Pin Cherry

Question 3

Simple, Alternate
Glands on upper petiole
Oval or elliptical shape
Rusty coloured hairs on underside lower 1/3 midrib
Thick, Skinny, Leathery leaf
Margins single teeth, crenate, shallow incurved, uniform sized

Answer 3

Black Cherry

Question 4

Simple, Alternate
Glands on upper petiole
Obovate (inverse egg) shape
Single serrated margins, finely pointed sharp teeth, drawn out tips

Answer 4

Choke Cherry

Question 5

Simple, Alternate
No glands 
Usually broadly oval 
Similar looking to choke Cherry
Single coarse serrations, less finely pointed than choke Cherry

Answer 5

Serviceberry

Question 6

Simple, Alternate
Rhubarb like petiole
Doubly serrated or crenated 
Long petiole
Fuzzy back

Answer 6

Apple species

Question 7

Simple, Alternate
Coarsely double serrated
Can be lobed 
Leaf base = entire margin
Thorns

Answer 7

Hawthorn

Question 8

Compound, Alternate
13-17 leaflets
Small leaflets
Prominent evenly sized double serrated above the entire base

Answer 8

Mountain-ash