Poa sieberiana var. sieberiana

Poaceae

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plant: Poa sieberiana var. sieberiana p Denzel Murfet Reedy Creek CP

plant: Poa sieberiana var. sieberiana pl Denzel Murfet Reedy Creek CP

plant: Poa sieberiana var. sieberiana lf under Denzel Murfet Reedy Creek CP

plant: Poa sieberiana var. sieberiana node Denzel Murfet Reedy Creek CP

flower: Poa sieberiana var. sieberiana f Denzel Murfet Reedy Creek CP

flower: Poa sieberiana var. sieberiana f Denzel Murfet Port Elliot

fruit: Poa sieberiana var. sieberiana fr Denzel Murfet Reedy Creek CP

animal: Poa sieberiana var. sieberiana animal Denzel Murfet Port Elliot

seed: Poa sieberiana var. sieberiana RJB75824 Seeds

Regional Species Conservation Assessments per IBRA subregion.

Least concern

Near threatened

Rare

Vulnerable

Endangered

Critically endangered

Extinct

Data deficient

Adelaide

Arkaroola

Ceduna

Coober Pedy

Hawker

Innamincka

Marla

Marree

Mount Gambier

Oodnadatta

Renmark

Wudinna

Keith

Yunta

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Botanical art

Kath Alcock paintings: 5

Distribution and status

Herbarium region: South Eastern
AVH map: SA distribution map (external link)

Seeds stored:

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Location	No. of seeds (weight grams)	Number of plants	Date collected	Collection number Collection location	Date stored	% Viability	Storage temperature
BGA	36,000 (7.04 g)		23-Nov-2007	RJB75824 South Eastern	27-Feb-2014	70%	+5°C, -18°C

Location: BGA — the seeds are stored at the Adelaide Botanic Gardens, MSB — the seeds are stored at the Millennium Seed Bank, Kew, England.
Number of plants: This is the number of plants from which the seeds were collected.
Collection location: The Herbarium of South Australia's region name.
% Viability: Percentage of filled healthy seeds determined by a cut test or x-ray.

Germination table:

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Date	Result	T0	T50	Pre-treatment \| Germination medium \| Incubator: Photoperiod / Thermoperiod
Jun-13	100%	14	14	1% agar with 250 mg/L gibberellic acid (pH 6.5); Incubated under winter conditions
Jun-13	98%	14	14	1% agar with 100 mg/L potassium nitrate; Incubated under spring/autumn conditions
Jun-13	96%	14	14	1% agar with 100 mg/L potassium nitrate; Incubated under winter conditions
Jun-13	96%	14	14	1% agar with 250 mg/L gibberellic acid (pH 6.5); Incubated under spring/autumn conditions
Jun-13	92%	14	14	1% agar; Incubated under spring/autumn conditions
Jun-13	88%	7	14	1% agar; Incubated under winter conditions

Result: Maximum percentage of germination observed.
T0: Number of days before first germinant observed.
T50: Number of days to achieve 50% germination.
Pre-treatment: The initial treatment that the seeds received prior to placement on germination media.
Germination medium: The substrate that seeds were placed on for the duration of the germination experiment.
Incubator conditions:
Photoperiod: The duration of light exposure that the seeds were subject to during a 24 hour period.
Thermoperiod: The constant or diurnal temperatures that seeds were subject to during a 24 hour period.
Winter conditions: 15°C 20 h (3am→11pm); 5°C 4 h (11pm→3am) / 10 h light (8am→6pm); 14 h dark (6pm→8am)
Spring/Autumn conditions: 22°C 12 h (8am→8pm); 10°C 12 h (8pm→8am) / 12 h light (8am→8pm); 12 h dark (8pm→8am)
Summer conditions: 30°C 14 h (6am→8pm); 15°C 10 h (8pm→6am) / 14 h light (6am→8pm); 10 h dark (8pm→6am)

Mount Gambier (SVP02)	Southern Volcanic Plain	Vulnerable (IUCN: VU D2)
Glenelg Plain (NCP02)	Naracoorte Coastal Plain	Vulnerable (IUCN: VU D2)
Lucindale (NCP03)		Vulnerable (IUCN: VU D2)