Paper · 2025 · New Zealand Journal of Ecology

Vegetation-environment relationships in the regenerating shrubland of Remus Hill, Cass, in the eastern South Island high country

Yinpeng Wang; Frank Ashwood; Sarah Wyse

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claims
8
verbatim quotes
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citations
2
research areas
✓
Open access · cc-by

Abstract

This study investigated the composition and distribution of vegetation on Remus Hill, near Cass, in the eastern South Island, New Zealand. The area was deforested following human activity and converted to pasture, but after the cessation of grazing, shrubland communities are re-establishing. We explored the interactions between vegetation composition and distribution in relation to environmental factors such as soil characteristics and topography. We established 27 5 m × 5 m vegetation plots in a grid pattern across the site and collected soil samples for chemical and physical analyses. The results revealed three distinct vegetation clusters: Discaria toumatou and mixed grassland; Veronica brachysiphon, Cytisus scoparius, and Leptospermum scoparium mixed shrubland; and D. toumatou, Corokia cotoneaster mixed shrubland. Shrub cover was highest in the southeast-facing areas of the site. Exotic grasses such as Agrostis capillaris and Dactylis glomerata were dominant at the site, while the exotic shrub Cytisus scoparius was frequent. To prioritise the future restoration of native vegetation, it is essential to control invasive exotic plant species at this site.

Abstract from the paper’s OpenAlex record; open copy licensed cc-by. Read at the source ↗

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Claims 5

Observationobservedoriginal resultmeasured

Claim · model-written summary

Vegetation at Remus Hill formed three distinct clusters.

Taxon
Discaria toumatouDiscaria toumatoue1
Outcome
vegetation clusterse1
Value
threee1
Setting
Remus Hille0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Discaria toumatou
Discaria toumatou · TaxonMichal Klajban · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“This study investigated the composition and distribution of vegetation on Remus Hill, near Cass, in the eastern South Island, New Zealand”

✓ located verbatim in the source · abstract, characters 0–137 · show in text ↑
e1

“The results revealed three distinct vegetation clusters: Discaria toumatou and mixed grassland; Veronica brachysiphon, Cytisus scoparius, and Leptospermum scoparium mixed shrubland; and D. toumatou, Corokia cotoneaster mixed shrubland”

✓ located verbatim in the source · abstract, characters 594–828 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Shrub cover was highest in the southeast-facing areas of the site.

Taxon
Discaria toumatouDiscaria toumatoue1
Outcome
Shrub covere2
Direction
higheste2
Setting
southeast-facing arease2

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Discaria toumatou
Discaria toumatou · TaxonMichal Klajban · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e1

“The results revealed three distinct vegetation clusters: Discaria toumatou and mixed grassland; Veronica brachysiphon, Cytisus scoparius, and Leptospermum scoparium mixed shrubland; and D. toumatou, Corokia cotoneaster mixed shrubland”

✓ located verbatim in the source · abstract, characters 594–828 · show in text ↑
e2

“Shrub cover was highest in the southeast-facing areas of the site”

✓ located verbatim in the source · abstract, characters 830–895 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Exotic grasses Agrostis capillaris and Dactylis glomerata were dominant at the site.

Taxon
Agrostis capillarisAgrostis capillarise3
Outcome
Exotic grassese3
Qualifier
dominant at the sitee3

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Agrostis capillaris
Agrostis capillaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e3

“Exotic grasses such as Agrostis capillaris and Dactylis glomerata were dominant at the site”

✓ located verbatim in the source · abstract, characters 897–988 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The exotic shrub Cytisus scoparius was frequent at the site.

Taxon
Cytisus scopariusCytisus scopariuse4
Outcome
frequente4

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Cytisus scoparius
Cytisus scoparius · TaxonWillow · CC BY 2.5 · Wikimedia Commons ↗

Verbatim

e4

“while the exotic shrub Cytisus scoparius was frequent”

✓ located verbatim in the source · abstract, characters 990–1043 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Invasive exotic plant species should be controlled at this site to prioritise restoration of native vegetation.

Taxon
Discaria toumatouDiscaria toumatoue1
Outcome
control invasive exotic plant speciese5
Setting
at this sitee5

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Discaria toumatou
Discaria toumatou · TaxonMichal Klajban · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e1

“The results revealed three distinct vegetation clusters: Discaria toumatou and mixed grassland; Veronica brachysiphon, Cytisus scoparius, and Leptospermum scoparium mixed shrubland; and D. toumatou, Corokia cotoneaster mixed shrubland”

✓ located verbatim in the source · abstract, characters 594–828 · show in text ↑
e5

“To prioritise the future restoration of native vegetation, it is essential to control invasive exotic plant species at this site”

✓ located verbatim in the source · abstract, characters 1045–1173 · show in text ↑