Key to grasses, rushes and sedge plants
| 1 | a | visible sheath, ligule and blade | GO TO 2 |
| b | no visible sheath, ligule and blade | GO TO 5 |
|
| 2 | a | taller than 60cm | Common reed |
| b | less than 60 cm | GO TO 3 |
|
| 3 | a | growth rhizomatous | GO TO 4 |
| b | no rhizomes, growth tufted | Rice grass |
|
| 4 | a | leaves short~7 cm long | Greencouch |
| b | leaves ~15 cm long | Saltcouch |
|
| 5 | a | leaves flat in cross-section | GO TO 10 |
| b | leaves are not flat in cross-section | GO TO 6 |
|
| 6 | a | leaves with parallel lines | Streaked arrow grass |
| b | leaves with no paiallel lines | GO TO 7 |
|
| 7 | a | round flower head |
Knobby club rush |
| b | no round flower head |
GO TO 8 |
|
| 8 | a | growth habit >30 cm tall | GO TO 9 |
| b | growth habit <30 cm tall | GO TO 10 |
|
| 9 | a | cluster of flowers on each stem |
Jointed rush |
| b | solitary flower head |
Rusty sedge |
|
| 10 | a | flowers clustered along branches |
Toad rush |
| b | flowers in spikelet with one or two flowers |
GO TO 11 |
|
| 11 | a | flowers with Leaf stem extending past spikelet | Rusty sedge |
| b | flowers ovoid in shape |
Nodding club rush |
Key to grasses, rushes and sedge plants
visible sheath, ligule and blade
no visible sheath, ligule and blade
taller than 60cm
less than 60 cm
growth rhizomatous
no rhizomes, growth tufted
— 4 a leaves short—7 crti long
b leaves -15 cm long
— 5 a leaves flat in crOss-section
b leaves are not flat i cro$s-section
a leaves with paralLel tines
b leaves with no paialLel lines
7 a round flower head
b no round flower head
8 a growth habit 30 cm tall
b growth habit <3Q cm tall
9 a cluster of flowers on each stem
b solitary flower heads
10 a flowers clustered along branches
b flowers in spikelet with one or two flowers
11 a flowers with Leaf stem extending past spikelet
b flowers ovoid in shape
Common reed (page 36) GO TO 3
GO TO 4
Rice grass (page 46)
Greencouch (page 38) Salftouth (page 50)
GOTO 10
GO TO 6
Streaked arrowgrass (page 52) GO TOT
Knobby club rush (page 42) GO TO 8
GO TO 9
GO TO 10
Jointed rush (page 40) Rusty sedge (page 48)
Toad rush (page 54)
GO TO Ii
Risty sedge (page 48) Nodding chib rush (page 44)
4 J! L
v $1 ‘
la
— b
2a
b
— 3a
b
GO 702 GO TO 5
ligule
sheath
Leaf



