Cardamine moirensis

Brassicaceae

Riverina Bitter-Cress

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plant: Cardamine moirensis plant Katarapko NP (27)

plant: Cardamine moirensis plant habit Katarapko NP (24)

plant: Cardamine moirensis basal leaves Katarapko NP (17)

plant: Cardamine moirensis cauline leaves Katarapko NP (25)

plant: Cardamine moirensis plant habitat Katarapko NP (29)

flower: Cardamine moirensis flowers Katarapko NP (11)

flower: Cardamine moirensis flower Katarapko NP (2)

flower: Cardamine moirensis flower Katarapko NP

fruit: Cardamine moirensis pod Katarapko NP (22)

fruit: Cardamine moirensis pods Katarapko NP (20)

seed: Cardamine moirensis DJD3621 Imbibed 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 painting: 1

Common names

Riverina Bitter-Cress

Distribution and status

Herbarium region: Murray
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	34,000 (3.48 g)	50+	28-Feb-2017	DJD3621 Murray	1-Nov-2017	85%	+5°C, -18°C, -80°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-17	100%	7	7	seeds leached in water for 24 h; 1% agar; Incubated under spring/autumn conditions
Jun-17	100%	7	7	500 mg/L gibberellic acid for 24 h; 1% agar; Incubated under spring/autumn conditions
Jun-17	96%	7	7	500 mg/L gibberellic acid for 24 h; 1% agar; Incubated under winter conditions
Jun-17	30%	14	NA	seeds leached in water for 24 h; 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)

Murray Mallee (MDD02)	Murray Darling Depression	Rare (IUCN: ) (Probable Decline)
Murray Scroll Belt (RIV06)	Riverina	Rare (IUCN: ) (Probable Decline)