Flood is a small to moderate and restricted land system characterised by hardpan wash plains and
sand banks and has 1.8% of its total area occurring within the Project Area. One area of the Flood
system was mapped at Jack Hills making up 1.33% or 2,999 ha of the Project Area. One Priority
taxon, Euphorbia sarcostemmoides (13%) was recorded. The Flood system contained 0.5% of the
total Priority Flora (1 record per 333 ha), which was a low density in the system. No areas in the
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Flood system are classified as severely degraded and eroded. Flood is associated with vegetation
community; Mc3
Gabanintha is a small to moderate and restricted land system characterised by volcanic ridges, hills
and footslopes and has 1.07% of its total area occurring within the Project Area. Four small areas of
the Gabanintha system were mapped from immediately south of Weld Range to near the Freehold
land area making up 1.19% or 2,688 ha of the Project Area. Six Priority Flora taxa, including;
Euphorbia sarcostemmoides (4%), Acacia speckii (2%), Acacia subsessilis (6%), Grevillea stenostachya
(1%), Hemigenia virescens (2%) and Grevillea inconspicua (33%) were recorded. The Gabanintha
system contained 0.6% of the total Priority Flora (1 record per 268.8 ha), which was a low density in
the system. No areas in the Gabanintha system are classified as severely degraded and eroded.
Gabanintha is associated with vegetation communities; Yh3, Mh15 and Mh16.
Joseph is a moderate to large and widespread land system characterised by undulating yellow
sandplains and has 0.17% of its total area occurring within the Project Area. One small area of the
Joseph system was mapped on the border of the Freehold land area, making up 0.36% or 809 ha of
the Project Area. No Priority Flora was recorded. No areas in the Joseph system are classified as
severely degraded and eroded. Joseph is associated with vegetation community; Yp3
Jundee is a large, widespread land system characterised by hardpan plains and ironstone gravel
mantles and has 0.66% of its total area occurring within the Project Area. A few small patches of the
Jundee system were mapped around Weld Range, making up 1.94% or 4,363 ha of the total Project
Area. No Priority Flora was recorded. No areas in the Jundee system are classified as severely
degraded and eroded. Jundee is associated with vegetation communities; Mp8 and Mc4.
Kalli is a very large and widespread land system characterised by red sandplains and has 1.44% of its
total area occurring within the Project Area. Many patches of the Kalli system were mapped across
the Murchison and Yalgoo bio‐regions, making up 7.15% or 16,124 ha, the fourth most widespread
system in the Project Area. Thirteen Priority Flora taxa, including; Euphorbia sarcostemmoides (9%),
Petrophile vana (6%), Sauropus sp. Woolgorong (M. Officer s.n. 10/8/94) (72%), Acacia subsessilis
(6%), Calytrix erosipetala (10%), Dicrastylis linearifolia (86%), Eremophila muelleriana (1%), Grevillea
stenostachya (88%), Hemigenia tysonii (50%), Hemigenia virescens (59%), Prostanthera petrophila
(81%), Baeckea sp. Melita Station (H. Pringle 2738) (38%) and Goodenia berringbinensis (33.3%) were
recorded. The Kalli system contained 18.8% of the total Priority Flora (1 record per 50 ha), which was
the highest density in any system in the Project Area. No areas in the Kalli system are classified as
severely degraded and eroded. Ero is associated with vegetation communities; Yy1 and Mr2.
Koonmarra is a large, widespread land system characterised by stony quartzite plains and low rises
and has 2.11% of its total area occurring in the Project Area. The Koonmarra system is mapped south
of Jack Hills, making up 5.32% or 11,997 ha and the sixth most widespread system in the Project
Area. Five Priority Flora taxa, including; Euphorbia sarcostemmoides (10%), Calytrix verruculosa
(15%), Dodonaea amplisemina (19%), Grevillea stenostachya (1%) and Hemigenia virescens (2%)
were recorded. The Koonmarra system contained 1.5% of the total Priority Flora (1 record per 480
ha) which was a low density in the system. No areas in the Koonmarra system are classified as
severely degraded and eroded. Koonmarra is associated with vegetation communities; Mp1, Mp2,
Mc2 and Mc5.
Mileura is a small to moderate and restricted land system characterised by saline and non‐saline
calcreted river plains and has 0.56% of its total area occurring in the Project Area. One small patch of
the Mileura system was mapped at Weld Range, making up 0.65% or 1,454 ha of the Project Area.
One Priority Flora taxon; Goodenia berringbinensis (33.3%) was recorded. Mileura contained 0.1% of
the total Priority Flora (1 record per 1,455 ha), which was a very low density in the system. The
Mileura system has 3% of the total area classified as severely degraded and eroded. Mileura is
associated with vegetation communities; Mf1, Mf2 and Mf3.
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Millex is a small and very restricted land system characterised by plains overlying granite and sandy
banks, with a significant 6% of its total area occurring in the Project Area. One small patch of the
Millex system is mapped south of Weld Range, making up 1.27% or 2,867 ha of the Project Area.
Three Priority Flora taxa, including; Acacia speckii (1%), Ptilotus beardii (2%) and Verticordia
jamiesonii (11%) were recorded. Millex contained 0.2% of the total Priority Flora (1 record per
956 ha) which was a low density in the system. No areas in the Millex system are classified as
severely degraded and eroded. Millex is associated with vegetation communities; Mp7 and Mp9.
Millrose is a small to moderate and restricted land system characterised by stony plains on hardpan
and granite, with irregularly distributed sand banks and has 1.2% of its total area occurring in the
Project Area. A few small patches are mapped north of Weld Range, making up 0.58% or 1,317 ha of
the Project Area. Six Priority Flora taxa, including; Euphorbia sarcostemmoides (1%), Sauropus sp.
Woolgorong (M. Officer s.n. 10/8/94) (6%), Calytrix uncinata (17%), Grevillea stenostachya (7%),
Hemigenia tysonii (14%) and Hemigenia virescens (2%) were recorded. Millrose contained 2% of the
total Priority Flora (1 record per 39 ha) which was a high density in the system. No areas in the
Millrose system are classified as severely degraded and eroded. Millrose is associated with
vegetation communities; Mh10 and Mh14.
Mindura is a moderate to large and widespread land system characterised by low hills, ridges and
outcrops of granite and has 0.72% of its total area occurring within the Project Area. Small patches
of the Mindura system are mapped south of Jack Hills, making up 1.4% or 3,156 ha of the Project
Area. Five Priority Flora taxa, including; Euphorbia sarcostemmoides (4%), Acacia speckii (8%),
Calytrix verruculosa (3%), Dodonaea amplisemina (48%) and Ptilotus beardii (6%) were recorded.
Mindura contained 1.7% of the total Priority Flora (1 record per 109 ha) which was a high density in
the system. No areas in the Mindura system are classified as severely degraded and eroded.
Mindura is associated with vegetation communities; Mh9, Mh10, Mp5 and Mc5.
Mulline is a very small and very restricted land system characterised by greenstone hills and has
0.45% of its total area occurring within the Project Area. One small area of the Mulline system is
mapped near the Freehold as 0.04% or 89 ha of the total Project Area. No Priority Flora was
recorded. No areas in the Mulline system are classified as severely degraded and eroded.
Nerramyne is a small to moderate and fairly widespread land system characterised by undulating
sandy and gravelly plains with low plateaus and breakaways and has 2.29% of its total area in the
Project Area. Large patches of the Nerramyne system are mapped immediately north of the
Freehold, making up 2.55% or 5,752 ha of the Project Area. Three Priority Flora taxa, including;
Frankenia confusa (7%), Dicrastylis linearifolia (11%) and Petrophile pauciflora (6%) were recorded.
Nerramyne contained 0.3% of the total Priority Flora (1 record per 1,150 ha) at one of the lowest
densities in the Project Area. No areas in the Nerramyne system are classified as severely degraded
and eroded. Nerramyne is associated with vegetation communities; Yh2, Yp1, Yp2 and Yp5.
Norie is a small to moderate and fairly widespread land system characterised by granite hills,
exfoliating domes and extensive tor fields and has 1.13% of its total area in the Project Area. Small
patches of the Norie system is mapped throughout the Pastoral land area, making up 1.06% or
2,393 ha of the Project Area. Four Priority Flora taxa; Petrophile vana (25%), Acacia speckii (1%),
Dicrastylis linearifolia (4%) and Eremophila muelleriana (8%) were recorded. Norie contained 1.3% of
the total Priority Flora (1 record per 109 ha), which was a high density in the system. No areas in the
Norie system are classified as severely degraded and eroded. Norie is associated with vegetation
communities; Mh11, Mh12, Mh17 and Mp10.
Pindar is a small to moderate and restricted land system characterised by loamy and sandy plains
and has 0.43% of its total area in the Project Area. One small area of the Pindar system was mapped
near the Freehold, making up 0.29% or 646 ha of the Project Area. One Priority Flora taxon; Acacia
subsessilis (12%) was recorded. Pindar contained 0.1% of the total Priority Flora (1 record per
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323 ha) which was a medium density in the system. No areas in the Pindar system are classified as
severely degraded and eroded. Pindar is associated with vegetation community; Yp4.
Sherwood is a very large and widespread land system characterised by saline footslopes of laterised
breakaways and outcrops of weathered rock and has 0.61% of its total area in the Project Area.
Large areas of the Sherwood system are mapped between Weld Range and Jack Hills, making up
4.27% or 9,636 ha of the Project Area. Twelve Priority Flora taxa, including; Euphorbia
sarcostemmoides (6%), Sauropus sp. Woolgorong (M. Officer s.n. 10/8/94) (6%), Acacia speckii (38%),
Calytrix uncinata (83%), Dodonaea amplisemina (4%), Grevillea stenostachya (1%), Hemigenia tysonii
(2%), Hemigenia virescens (1%), Petrophile pauciflora (69%), Ptilotus beardii (85%), Verticordia
jamiesonii (44%) and Baeckea sp. Melita Station (H. Pringle 2738) (38%) were recorded. The
Sherwood system contained 6.9% of the total Priority Flora (1 record per 82 ha), which was a high
density in the system. The Sherwood system has 2% of the total area classified as severely degraded
and eroded. Sherwood is associated with vegetation communities; Mh13, Mp5, Mp6 and Mc5.
Tallering is a small and restricted land system characterised by prominent ridges and hills of BIF,
dolerite and sedimentary rocks and has 3.17% of its total area in the Project Area. Two small areas of
the Tallering system are mapped close to the border of the Freehold, making up 0.46% or 1,045 ha of
the Project Area. No Priority Flora was recorded. No areas in the Tallering system are classified as
severely degraded and eroded. Tallering is associated with vegetation communities; Yh1 and Yp2.
Tindalarra is a large, widespread land system characterised by hardpan plains with sparse drainage
lines and has 4.1% of its total area in the Project Area. The Tindalarra system is very common near
the Freehold boundary, making up 12.97% or 29,231 ha, the second most widespread of the Project
Area. Eight Priority Flora taxa, including; Euphorbia sarcostemmoides (3%), Gunniopsis divisa (100%),
Frankenia confusa (14%), Acacia speckii (3%), Eremophila muelleriana (41%), Grevillea stenostachya
(1%), Indigofera gilesii subsp. gilesii (100%) and Petrophile pauciflora (13%) were recorded. The
Tindalarra system contained 4.9% of the total Priority Flora (1 record per 321 ha) which was a low
density in the system. The Tindalarra system has 4.3% of the total area classified as severely
degraded and eroded. Tindalarra is associated with vegetation communities; Yp2, Yp5, Yf1, Yf2, Yf3,
Yc1 and Yc2.
Violet is a large, widespread land system characterised by undulating stony and gravelly plains with
low rises and has 0.34% of its total area in the Project Area. The Violet system is mapped in one area
immediately south of Weld Range, making up 0.88% or 1,981 ha of the Project Area. Two Priority
Flora taxa, including; Dodonaea amplisemina (4%) and Grevillea inconspicua (33%) were recorded.
Violet contained 0.1% of the total Priority Flora (1 record per 991 ha) which was a low density in the
system. No areas in the Violet system are classified as severely degraded and eroded. Violet is
associated with vegetation community; Mp8.
Waguin is a moderate to large, widespread land system characterised by low breakaways with short
stony and sandy plains, and has 0.18% of its total area in the Project Area. The Waguin system is
mapped in one small area near the Freehold, making up 0.26% or 586 ha of the Project Area. Three
Priority Flora taxa, including: Petrophile vana (19%), Calytrix erosipetala (60%) and Baeckea sp.
Melita Station (H. Pringle 2738) (23%) were recorded. The Waguin system contained 0.7% of the
total Priority Flora (1 record per 48.9 ha) which was a high density in the system. No areas in the
Waguin system are classified as severely degraded and eroded. Waguin is associated with vegetation
community; Mh18.
Weld is a small and restricted land system characterised by rugged ranges and ridges of BIF and has a
significant 9.68% of its total area in the Project Area. The Weld system includes the Weld Range and
Jack Hills, making up 1.6% or 3,604 ha of the Project Area. Seven Priority Flora taxa, including;
Sauropus sp. Woolgorong (M. Officer s.n. 10/8/94) (6%), Acacia speckii (30%), Calytrix verruculosa
(1%), Dodonaea amplisemina (27%), Homalocalyx echinulatus (8%), Prostanthera petrophila (19%)
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and Grevillea inconspicua (33%) were recorded. The Weld system contained 2.7% of the total
Priority Flora (1 record per 78.3 ha) which was a high density in the system. No areas in the Weld
system are classified as severely degraded and eroded. Weld is associated with vegetation
communities; Mh1, Mh2, Mh3, Mh4, Mh5, Mh6, Mc3 and Mc4.
Wiluna is a small to moderate and widespread land system characterised by low greenstone hills and
lateritic breakaways, with lower saline stony plains and has 0.31% of its total area in the Project Area.
The Wiluna system is mapped in one small area immediately south of Weld Range, making up 0.36%
or 814 ha of the Project Area. No Priority Flora was recorded. No areas in the Wiluna system are
classified as severely degraded and eroded. Wiluna is associated with vegetation community; Mh15.
Yandil is a moderate to large and widespread land system characterised by flat hardpan wash plains,
and has 0.62% of its total area in the Project Area. The Yandil system is mapped in one area
immediately south of Weld Range and one south of Jack Hills, making up 1.36% or 3,055 ha of the
Project Area. Two Priority Flora taxa, including; Calytrix verruculosa (4%) and Hemigenia tysonii (4%)
were recorded. Yandil contained 0.6% of the total Priority Flora (1 record per 305 ha) which were
recorded at a low density in the system. The Yandil system has 3% of the total area classified as
severely degraded and eroded. Yandil is associated with vegetation communities; Mr3, Mp2, Mp3,
Mp4, Mp5, Mp8, Mp9, Mp11, Mp12 and Mc5.
Yanganoo is a very large land system characterised by flat hardpan wash plains and has 1.75% of its
total area in the Project Area. Large areas of Yanganoo system are mapped along most of the
Pastoral land area, making up 15.72% or 35,446 ha the most widespread system in the Project Area.
Eight Priority Flora taxa, including; Euphorbia sarcostemmoides (6%), Petrophile vana (6%), Acacia
speckii (2%), Eremophila muelleriana (8%), Grevillea stenostachya (2%), Hemigenia tysonii (20%),
Hemigenia virescens (26%) and Goodenia berringbinensis (1%) were recorded. The Yanganoo system
contained 5.3% of the total Priority Flora (1 record per 394 ha) which was a low density in the
system. The Yanganoo system has 1% of the total area classified as severely degraded and eroded.
Yanganoo is associated with vegetation communities; Yp5, Yc2, Mp7, Mc5, Mc6, Mc7, Mc8.
Yarrameedie is a small, restricted land system characterised by undulating stony interfluves and foot
hill plains and has a significant 10.31% of its total area in the Project Area. Large areas of the
Yarrameedie system are mapped below the major ranges seen in the Weld system, making up 3.13%
or 7,045 ha of the Project Area. Four Priority Flora taxa, including; Euphorbia sarcostemmoides (6%),
Calytrix verruculosa (4.4%), Hemigenia tysonii (0.6%) and Homalocalyx echinulatus (92%) were
recorded. The Yarrameedie system contained 1.2% of the total Priority Flora (1 record per 352 ha)
which was a low density in the system. No areas in the Yarrameedie system are classified as severely
degraded and eroded. Yarrameedie is associated with vegetation communities; Mh3, Mh5 and Mh7.
Yewin is a small, restricted land system characterised by flat saline floodplains on the Greenough and
Sanford Rivers and has 3.7% of its total area in the Project Area. One area of the Yewin system is
mapped near the Freehold around the Greenough River, making up 0.73% or 1,692 ha of the Project
Area. One Priority Flora taxon: Frankenia confusa (50%) was recorded. The Yewin system contained
0.4% of the total Priority Flora (1 record per 242 ha) which was a low density in the system. The
Yewin system has 3% of the total area classified as severely degraded and eroded. Yewin is
associated with vegetation communities; Yf4 and Yf5.
Soil‐landscape System Analysis
The soil‐landscape systems are mapped in the Freehold land area only. All of these systems are
significant as they have largely been cleared for agriculture and most of the native vegetation
remains as small patches of remnant bushland.
Binnu is a small to moderate and fairly restricted soil‐landscape system characterised by gently
undulating yellow sandplains with numerous dune ridges and has 6.44% of its total area in the
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Project Area. A large area of the Binnu system is mapped to the eastern end of the Freehold, making
up 3.97% or 8,947 ha of the Project Area, however of this total only 16.8% is native vegetation and
the rest has been cleared. Fourteen Priority Flora taxa, including: Acacia lineolata subsp. multilineata
(100%), Mirbelia ternata (67%), Scholtzia sp. Binnu (M.E. Trudgen 2218) (100%), Thryptomene sp.
Wandana (M.E. Trudgen MET 22016) (67%), Homalocalyx inerrabundus (100%), Scholtzia sp. East
Yuna (A.C. Burns 6) (75%), Thryptomene sp. East Yuna (J.W. Green 4639) (50%), Acacia
leptospermoides subsp. psammophila (50%), Acacia speckii (2%), Acacia subsessilis (24%), Calytrix
formosa (50%), Grevillea asparagoides (100%), Jacksonia velutina (100%) and Verticordia capillaris
(96%) were recorded. The Binnu system contained a significant 6.1% of the total Priority Flora (1
record per 35 ha), which was a high density in the system. Binnu is associated with vegetation
communities; Gy2 and Gp2.
Casuarina is a small and restricted soil‐landscape system characterised by a level to gently undulating
grey to pale brown sandplain and has 0.61% of its total area in the Project Area. Scattered small
patches of the Casuarina system are mapped in the centre of the Freehold, making up 0.19% or 430
ha of the Project Area, however of this total 2.3% is native vegetation and the rest has been cleared.
No Priority Flora was recorded. Casuarina is associated with vegetation community; Gp1.
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