Exhibit 1 General Rules for osu seed Tests for native plant viability




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EXHIBIT 1 - General Rules for OSU Seed Tests for native plant viability (source: Nita Rauch, Bend Seed Extractory, 2/3/06)


Type

Species Symbol

Plant Name

Common Name

GERM

TZ

COMMENTS

Grass

ACLE8

Achnatherum lemmonii

Lemmon's needlegrass

 

X

unpredictable germ rates.

Grass

ACLEL/STLE2

Achnatherum lemmonii lemmonii

Lemmon's needlegrass

 

X

unpredictable germ rates.

Forbe

ACMI2

Achillea millifolium

yarrow

X

 

light & 7 day prechill

Grass

ACOCO

Achnatherum occidentale

western needlegrass

 

X

unpredictable germ rates.

Grass

ACTH7

Achnatherum thurberianum

Thurber's needlegrass

 

X

needs cold & warm strat, germ variable.

Forbe

ALAC4

Allium acuminatum

tapertip onion

 

X

TZ works better. Variable germ rates.

Shrub

AMAL2

Amelanchier alnifolia

Saskatoon serviceberry

 

X

berry; needs chemical scarification.

Forbe

ANMA

Anaphalis margaritacea

pearly everlasting

X

 

light & 7 day prechill

Forbe

ARHOR

Arabis holboelli

second rockcress

 

X

TZ works better. Variable germ rates.

Shrub

ARNE

Arctostaphylos nevadensis

pinemat manzanita

 

X

hard seedcoat, needs chem scarification.

Forbe

ARTRV

Artemisia tridentata

Mtn. big sage

 

X

TZ works better. Variable germ rates.

Forbe

BAMA4

Balsamorhiza macrophylla

cutleaf balsamroot

 

X

TZ works better. Variable germ rates.

Shrub

BENA

Betula nana

dwarf birch

X

 

21 day prechill

Grass

BRCA5

Bromus caninatus

California brome

 

X

deep dormancy situation.

Forbe

CAAN7

Castilleja angustifolia

NW Indian paintbrush

 

X

TZ works better. Variable germ rates.

Forbe

CABR2

Calochortus bruneaunis

Bruneau mariposa lily

 

X

TZ works better. Variable germ rates.

Grass-like

CAHO5

Carex hoodii

Hood's sedge

 

X

TZ works better. Variable germ rates.

Grass

CARU

Calamagrostis rubescens

pinegrass

 

X

no info on germ requirements.

Shrub

CECO

Ceanothus cordulatus

whitethorn ceanothus

 

X

hard seedcoat, needs chem scarification.

Shrub

CEIN3

Ceanothus integerrimus

deerbrush

X

 

hot water soak required.

Shrub

CONU4

Cornus nuttallii

Pacific dogwood

 

X

berry; needs chemical scarification.

Shrub

COSES

Cornus sericea

redosier dogwood

 

X

berry; needs chemical scarification.

Forbe

CRCI2

Cryptantha cirsumscissa

cushion cryptantha

 

X

TZ works better. Variable germ rates.

Grass

DACA3

Danthonia californica

California oatgrass

 

X

berry; needs chemical scarification.

Grass

DECA18

Deschampsia caespitosa

tufted hairgrass

X

 

7 day prechill

Grass

ELEL5/SIHY

Elymus elymoides

squirreltail

X

 

7 day prechill

Grass

ELGL

Elymus glaucus

blue wildrye

X

 

7 day prechill

Grass

ELTR7

Elymus trachycaulus

slender wheatgrass

X

 

light & 7 day prechill

Forbe

ERHE2

Eriogonum heracleoides

creamy buckwheat

 

X

TZ works better. Variable germ rates.

Forbe

ERLA6

Eriophyllum lanatum

woolly sunflower

 

X

needs dark, unpredictable germ rates.

Forbe

ERPU2

Erigeron pumilus

shaggy fleabane

 

X

TZ works better. Variable germ rates.

Grass

FEID

Festuca idahoensis

Idaho fescue

X

 

ask for ammonia test to verify grass type (fine, hard, etc.) 7 day prechill usually

Grass

FERO

Festuca roemeri

Roemer's fescue

X

 

7 day prechill

Forbe

GARA

Gayophytum racemosum

Blackfoot groundsmoke

 

X

TZ works better. Variable germ rates.

Forbe

GETRT

Geum triflorum

prairie smoke

 

X

TZ works better. Variable germ rates.

Forbe

GEVI2

Geranium viscosissimum

sticky purple geranium

 

X

TZ works better. Variable germ rates.

Forbe

GICA5

Gilia capitata

bluefield gilia

 

X

TZ works better. Variable germ rates.

Grass

GLST

Glyceria striata

mannagrass

X

 

7 day prechill

shrub

HABL3

Haplopappus bloomeri

rabbitbrush

 

X

TZ works better. Variable germ rates.

Grass

HECOC8/STCO4

Hesperostipa comata

needle & thread

 

X

deep dormancy situation chem. trmt.

Forbe

HEOCC

Hedysarum occidentale

western sweet vetch

 

X

TZ works better. Variable germ rates.

Shrub

HODI

Holodiscus discolor

oceanspray

 

X

very small seed; TZ recommmended.

Forbe

HOFU

Horkelia fusca

pinewoods horkelia

 

X

very long strat; seed known to be inviable.

Forbe

HUENU

Helianthella uniflora

one-flower helianthella

 

X

TZ works better. Variable germ rates.

Forbe

HYHO

Hymenoxys hoopesii

owl's claw

 

X

TZ works better. Variable germ rates.

Forbe

IRTE

Iris tenax

Oregon iris

 

X

needs light, unpredictable germ rates.

Grass

KOCR

Koeleria macrantha

prairie Junegrass

X

 

7 day prechill

Grass

LECI4

Leymus cinereus

basin wildrye



X

TZ works better. Variable germ rates.

Forbe

LERER

Lewisia rediviva

bitter root

 

X

TZ works better. Variable germ rates.

Forbe

LOCR

Lotus crassifolius

big deervetch

 

X

hard seedcoat, needs chem scarification.

Forbe

LULE2

Lupinus lepidus

lupine

 

X

TZ works better. Variable germ rates.

Grass

MEHA2

Melica harfordii

Harford's oniongrass

 

X

deep dormancy situation.

Forbe

PEGR2

Pedicularis groenlandica

elephant head lousewort

 

X

TZ works better. Variable germ rates.

Forbe

PHHA

Phacelia hastata

silverleaft phacelia

 

X

TZ works better. Variable germ rates.

Grass

POSE

Poe secunda

Sandberg's/pine bluegrass

X

 

7 day prechill

Shrub

PREM

Prunus emarginata

bittercherry

 

X

berry; needs chemical scarification.

Forbe

PSPH/RUPH3

Psoralea physodes

forest scurfpea

 

X

hard seedcoat, needs chem scarification.

Grass

PSSP6/AGSP

Pseudoroegneria spicata

bluebunch wheatgrass

X

 

light & 7 day prechill

Shrub

PUTR2

Purshia tridentata

antelope bitterbrush

 

X

unpredictable germ rates.

Shrub

RHAL

Rhamnus alnifolia

alderleaf buckthorn

 

X

hard seedcoat, needs chem scarification.

Shrub

ROWO

Rosa woodsii

Wood's rose

 

X

hard seedcoat, needs chem scarification.

Shrub

SACE3

Sambucus nigra

blue elderberry

 

X

berry; needs chemical scarification.

Shrub

SARA2

Sambucus racemosa

red elderberry

 

X

berry; needs chemical scarification.

Forbe

SESES

Senecio serra

tall ragwort

 

X

TZ works better. Variable germ rates.

Forbe

SIDOD

Silene douglasii

seabluff catchfly

 

X

TZ works better. Variable germ rates.

Shrub

SOSC2

Sorbus scopulina

Greene's mtn. Ash

 

X

berry; needs chemical scarification.

Forbe

SPCR

Sporobolus cryptandrus

sand dropseed

 

X

TZ works better. Variable germ rates.

Shrub

SYAL

Symphoricarpos albus

common snowberry

 

X

berry; needs chemical scarification.

Forbe

THMO6

Thermopsis montana

mtn. Goldenbanner

 

X

no info on germ requirements.

Forbe

WYAN

Wyethia angustifolia

California compassplant

 

X

TZ works better. Variable germ rates.

 

 

 

 

 

 

 

 

 

 

 

 

 

 
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