Grass Class Homework 2021

Virtually all found near Gathering Together Farm, Philomath, Benton County, OR. All dissected plants vouchered.

Agrostis stolonifera
Agrostis capillaris
Aira caryophyllea
Anthoxanthum odoratum
Arrhenatherum elatius
Bromus hordeaceus
Bromus sitchensis
Eragrostis curvula (from Discovery Park)
Glyceria elata
Lolium arundinaceum
Phalaris arundiacea
Poa pratensis

Posted on July 30, 2021 02:16 PM by evergreengirl evergreengirl

Observations

Photos / Sounds

What

Tall Ryegrass (Lolium arundinaceum)

Observer

evergreengirl

Date

July 15, 2021 10:15 AM PDT

Photos / Sounds

What

Common Soft Brome (Bromus hordeaceus)

Observer

evergreengirl

Date

July 15, 2021 12:09 PM PDT

Photos / Sounds

What

Tall Oat Grass (Arrhenatherum elatius)

Observer

evergreengirl

Date

July 15, 2021 05:57 PM PDT

Photos / Sounds

What

African Love Grass (Eragrostis curvula)

Observer

evergreengirl

Date

July 23, 2021 01:48 AM PDT

Description

Several plants found near the intersection of two trails SE of the lighthouse parking lot.

Photos / Sounds

What

Silver Hairgrass (Aira caryophyllea)

Observer

evergreengirl

Date

July 24, 2021 04:44 PM PDT

Description

Found growing in the crack of asphalt surface, next to a watered garden bed.

Two florets per spikelet, both lemmas awned. Mostly disarticulated.

Photos / Sounds

What

Creeping Bent (Agrostis stolonifera)

Observer

evergreengirl

Date

July 28, 2021 04:45 PM PDT

Photos / Sounds

What

Colonial Bent (Agrostis capillaris)

Observer

evergreengirl

Date

July 28, 2021 04:45 PM PDT

Photos / Sounds

What

Sitka Brome (Bromus sitchensis)

Observer

evergreengirl

Date

July 28, 2021 04:45 PM PDT

Photos / Sounds

What

Reed Canary Grass (Phalaris arundinacea)

Observer

evergreengirl

Date

July 28, 2021 04:45 PM PDT

Photos / Sounds

What

Tufted Tall Mannagrass (Glyceria elata)

Observer

evergreengirl

Date

July 28, 2021 04:45 PM PDT

Description

Plant to >6' tall. Glume vein not extending to tip.

Emergent from very wet area, in association with Equisetum (E. telmateia?), Stachys (S.cooleyae?) Rubus armeniacus, Urtica dioica, and a large fern.

Photos / Sounds

What

Kentucky Bluegrass (Poa pratensis)

Observer

evergreengirl

Date

July 28, 2021 05:00 PM PDT

Photos / Sounds

What

Sweet Vernal Grass (Anthoxanthum odoratum)

Observer

evergreengirl

Date

July 30, 2021 07:01 AM PDT

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