Records determined by Clare Archer

Determinations: 68

The following is a list of the records determined by Clare Archer in species name order.

Click on a column heading to sort the entries in that column

NoSpeciesRecord dateRecorder(s)Coll.Det.Conf.HerbariaHabitatLocationLoc code(s) Outing codePlanted code Country QDSGrid ref.FZ DivAlt. (m)NotesLatLongLoc Acc Code
63762Bulbostylis contexta07 Jan 1964EA Robinson
EA Robinson R 6149 C Archer SRGH
MRSC
Peat bogChakwenga Headwaters area1710Zambia1529A2C1075

MRSC, det C.Archer; SRGH, det as B.collina
From E.A.Robinson's collection written by Bob Drummond.

-15.15210029.3537004
79585Bulbostylis contexta06 Nov 1963EA Robinson
EA Robinson EAR_5817 C Archer MRSC
Peat bogChakwenga Headwaters area1710Zambia1529A2C1075

-15.15210029.3537004
79586Bulbostylis contexta18 Dec 1956EA Robinson
EA Robinson EAR_1798 C Archer MRSC
Acid sandveldtChoma E 10 km0ZambiaS0

0.0000000.0000000
84837Bulbostylis contexta18 Dec 1956EA Robinson
EA Robinson EAR_1986 C Archer K
MRSC
DamboChoma E 10 km0ZambiaS0

0.0000000.0000000
84842Bulbostylis contexta13 Feb 1955EA Robinson
EA Robinson 1110 C Archer MRSC
DamboNamwala District, Kabulamwanda0ZambiaS0

MRSC, F.sp. nr. F.subaphylla; det C.Archer

0.0000000.0000000
118449Cyanotis speciosa subsp. speciosa28 Nov 2022 imaggini
C Archer Mukuvisi Woodland1,20Zimbabwe1731C3C1508

https://www.inaturalist.org/observations/143236134

-17.84437131.0908617
48477Cyperus amabilis12 Apr 2012MA Hyde
M Coates Palgrave
MA Hyde 12.103.02 C Archer PRE
TCT-Catapú
In sandy river bedTissadze River, Catapu82
17
0Mozambique1835A1MS70

Annual

-18.04921035.2071407
59086Cyperus amabilis12 Apr 2012MA Hyde
M Coates Palgrave
MA Hyde 12.103.02 C Archer PRE
TCT-Catapú
In sandy river bedTissadze River, Catapú82
17
0Mozambique1835A1MS70

Annual

-18.04921035.2071407
81749Cyperus amabilis20 Feb 1997DK Harder
DK Harder 3869 C Archer PRE
Degraded Baikiaea forest.Livingstone District; ca. 26.9 km W of intersection of Lusaka Road and Livingstone-Sesheke Road in Livingstone, in Katombora L.F. #30, degraded Baikiaea forest. Collections ca. 2 km. from roadside on south side of road. 0Zambia1725D3S840

Occasional, in sandy wash, with grasses, base of stems reddish; bracts golden to brown.

-17.78361125.5552785
81750Cyperus amabilis20 Mar 1996B Luwiika
B Luwiika 371 C Archer B Luwiika PRE
Kalabo District; In the Lukona local forest; 3.3 km W from Lukona Basic School. 0Zambia1522B4B1140

Approx. 15 cm tall; stems dark green; leaves smooth, dark green; inflorescence golden yellow.

-15.38333322.8666675
81751Cyperus amabilis28 Feb 1997HH Schmidt
HH Schmidt 2429 C Archer PRE
In sandy soils along beaches and shorelines. Sinazongwe District; Chete Island Game Park, on eastern edge of Lake Kariba. In much disturbed Combretum woodland, heavily grazed by elephants and game. 1990ZambiaS550

Herb; 25 cm, erect. Infructescence shiny, red-brown to golden-tan. In open, sandy depressions.

0.0000000.0000000
81752Cyperus amabilis19 Feb 1997NB Zimba
NB Zimba 916 C Archer PRE
Brown Kalahari sands soilsLivingstone District; Chief Mukuni Area; 2.1 km along road to Chief Mukuni Palace from junction with Victoria Falls Road in Baikiae forest.0Zambia1725D4S960

Common in forest understory growing amongst grasses. Roots with characteristic Vicks smell. (mentholated) Inflorescence yellowish brown.

-17.91666725.8833335
88220Cyperus amabilis09 Mar 1995MM Nawa
MM Nawa 211 C Archer Kabompo District0ZambiaW0

0.0000000.0000000
88225Cyperus amabilis26 Mar 1955FM Benson
FM Benson NR336 C Archer MRSC
Choma E 5miles0ZambiaS0

0.0000000.0000000
81758Cyperus articulatus05 Dec 1993DK Harder
DK Harder 2210 C Archer PRE
In small patch of thick forest on north side of falls and up slope towards Nsamba Lodge. Kaputa District; Nsumbu National Park, along Lufubu River at Mwepwe Falls (Kafuna Falls).1080Zambia0830D1N900

Frequent herb from rhizome in low lying areas and wet places along river.

-8.69222230.5488895
81759Cyperus clavinux20 Feb 1997DK Harder
DK Harder 3887 C Archer PRE
In degraded woodland on pure sand, with bordering small damboLivingstone District; ca. 34.8 km W of intersection of Lusaka Road and Livingstone-Sesheke Roads, then 5.4 km S on road to Mandia School, ca. 0.5 km from Mandia School. 0Zambia1725D3S840

Occasional, restricted to sand; bracts light green to light brown.

-17.82388925.5619445
81760Cyperus denudatus var. denudatus06 May 1994HH Schmidt
HH Schmidt 1318 C Archer PRE
At Kakulwe stream, seasonally innundated grasslands (dambo). Fine, red, sandy, granitic soils. Serenje District; 7.0 km E-SE of the junction with Serenje-Mpika road, on road to Chisomo. 0Zambia1330A4C1350

Herb; 75 cm, erect. Stems pale brown at base. Inflorescence yellowish-tan. Common.

-13.35555630.3494445
88240Cyperus denudatus var. denudatus13 Jul 1930EWB Milne-Redhead
EWB Milne-Redhead 699 C Archer MRSC
Solwezi District, Mbulungu Stream0ZambiaW0

0.0000000.0000000
88248Cyperus denudatus var. denudatus14 Jun 1954EA Robinson
EA Robinson 863 C Archer MRSC
Katete, Gold-stream (sic)0ZambiaE0

0.0000000.0000000
88249Cyperus denudatus var. denudatus01 Oct 1964HJ van Rensburg
HJ van Rensburg 2977 C Archer MRSC
At edge of swamp, with Panicum repens, Leersia hexandra & Loudetia simplexKabwe District, Lukanga, Mukunkwa0ZambiaC0

0.0000000.0000000
88253Cyperus denudatus var. denudatus16 Oct 1963HJ van Rensburg
HJ van Rensburg 2542 C Archer MRSC
Black clay soilNanshila floodplain0ZambiaS0

locally abundant on black clay soil

0.0000000.0000000
88255Cyperus denudatus var. denudatus06 Jan 1966EA Robinson
EA Robinson 1073 C Archer MRSC
Banks of the Zambezi, damp grasslandLivingstone District, Victoria Falls0ZambiaS0

0.0000000.0000000
81762Cyperus digitatus subsp. auricomus08 Dec 1993MC Merello
MC Merello 988 C Archer PRE
Dried dambo and grasslands around Lake Mweru Wantipa. Kaputa District; Mweru Wantipa National Park, along main road through park (D-37) 18.6 km south of northern park gate. 940Zambia0829D1N1000

Clumping sedge of sandy lake shore to 1 m tall; spikes light golden-yellow; leaves with white undersides.

-8.68333329.5333335
90727Cyperus digitatus subsp. auricomus04 Jan 1963WL Astle
WL Astle 1881 C Archer MRSC
Floodplain, deep waterKasama District, Chambeshi, Kalunga R. floodplain0ZambiaN0

MRSC: "=Astle 1298, not C.digitatus", det CA as C.d.auricomus, Feb00);

0.0000000.0000000
81764Cyperus dubius21 Feb 1997B Luwiika
B Luwiika 472 C Archer B Luwiika PRE
Boiling Pots, rain forestLivingstone District; Victoria Falls, Boiling Pots, rain forest. 1200Zambia1725D4S860

Soft, herbaceous, ca. 25 cm. Stems dark green; leaves dark green to light green towards base; inflorescence yellowish-green.

-17.93333325.8500004
90738Cyperus dubius05 Jan 1955EA Robinson
EA Robinson 1070 C Archer MRSC
Dry, open grasslandVictoria Falls1200ZambiaS0

0.0000000.0000000
90739Cyperus dubius05 Jan 1957EA Robinson
EA Robinson 2013 C Archer MRSC
Dry ground at edge of damboChoma N 45 Km.0ZambiaS0

0.0000000.0000000
90740Cyperus dubius05 Feb 1955EA Robinson
EA Robinson 1086 C Archer MRSC
Dry grasslandMapanza Mission0ZambiaS0

0.0000000.0000000
120456Cyperus imbricatus23 Jan 2016BT Wursten
P Ballings
C Archer In sandy soil among basalt rocks in river bed.Kandahar Fishing site 7, Zambezi National Park.1760Zimbabwe1725D4W898

iNaturalist record

-17.85340025.7604307
112291Cyperus iria14 Dec 2019T Benn
C Archer damp area after heavy rainsExtension 23, Gaborone0Botswana2425D2SE1030

iNaturalist record

-24.67383325.8745247
81768Cyperus margaritaceus31 Jan 1995DK Harder
DK Harder 2541 C Archer PRE
In miombo woodland once grazed. Soil silty, sand and hard-packed clay. Kabwe Rural District; Chisamba. Ca. 7 km W of Great North Road on road to Wardy Farm, collections on farm between farm house and Wangwe (sp?) River at western edge of property. 0Zambia1528C3C1140

Occasional in sand at edge of dry dambo; inflorescence bracts light yellow-green.

-15.75555628.1422225
81769Cyperus margaritaceus15 Feb 1995DK Harder
DK Harder 2703 C Archer PRE
In Marquesia woodland/Hymenocardia chipya on shallow soils with abundant mica. All vegetation pale green to yellow. Solwezi District; Acres National Forest/Jirundu Botanical Reserve; ca. 12.1 km NW of Solwezi-Mwinilunga Road; (78 km W of Solwezi) 6.6 km NW of bridge over West River. 0Zambia1225B2W1440

Occasional; among rocks; bracts light yellow at base to brown on tips.

-12.18666725.8241675
81770Cyperus margaritaceus20 Mar 1996B Luwiika
B Luwiika 373 C Archer B Luwiika PRE
Kalabo District; In the Lukona local forest; 3.3 km W from Lukona Basic School. 0Zambia1522B4B1140

Approx. 20 cm tall; stems dark green; leaves dark green; inflorescence light grey with a brown tint.

-15.38333322.8666675
81771Cyperus margaritaceus22 Feb 1995NB Zimba
NB Zimba 634 C Archer PRE
In rocky habitatMwinilunga District; Ikelenge; Milomba Hill, 12 km from turnoff of the Kalene Hill Road located 12.6 km from Ikelenge. 0Zambia1124A1W1440

bases of the stems brown; inflorescence light brown with green.

-11.22638924.1672225
81772Cyperus margaritaceus19 Feb 1997NB Zimba
NB Zimba 926 C Archer PRE
Brown Kalahari sands soilsLivingstone District; Chief Mukuni Area; 2.1 km along road to Chief Mukuni Palace from junction with Victoria Falls Road in Baikiae forest.0Zambia1725D4S960

Occasional on open sandy patches in forest understory. Roots with sweet aroma. Inflorescence cream to grey appearing yellow around the bases.

-17.91666725.8833335
81777Cyperus pectinatus23 Feb 1995B Luwiika
B Luwiika 98 C Archer B Luwiika PRE
Collections along roadside and in woodland. Mwinilunga District; on Mwinilunga-Lwawu Road; ca. 19.3 km W of Mwinilunga-Lwawu junction (jct. of T5 and RD287). 0Zambia1124C2W1140

Sedge; light green; ca. 25 cm tall; common; with triangular stem; inflorescence light green with a brown tint.

-11.73916724.2677785
48615Cyperus tenuiculmis15 Apr 2012MA Hyde
M Coates Palgrave
MA Hyde 12.106.11 C Archer PRE
TCT-Catapú
Colonists on margin of dried-up panMfuma Pan, Catapu82
17
0Mozambique1835A1MS80

-18.05525035.2109007
79566Eleocharis dulcis20 Sep 1993MG Bingham
CN Nkhoma
MG Bingham CN Nkhoma 9711 C Archer K
MO
PRE
Dambo Mkushi District, David Moffat's farm, Munchiwemba dambo. 0Zambia1329D3C1400

-13.75000029.6665004
109511Eleocharis dulcis18 Feb 2014A De Castro
A De Castro 1386 C Archer BNRH
Inhassoro district.0Mozambique2135C1GI0

Common in shallow (ca. 50 cm) standing water of permanent zone of a lake in the floodplain of the Govuru River.

0.0000000.0000002
109512Eleocharis variegata05 Mar 2014A De Castro
A De Castro s.n. C Archer BNRH
Inhassoro district.0Mozambique2135C2GI9

Common to dominant species in marsh vegetation of peatland (mire) of a coastal stream.

-21.67627835.2570566
109513Fimbristylis bivalvis19 Feb 2014A De Castro
A De Castro 1391 C Archer BNRH
Inhassoro district.0Mozambique2135C1GI0

In marsh vegetation of ephemerally flooded and seasonally saturated sand soils of a seasonal drainage line with[?in] the Govuru River catchment.

0.0000000.0000002
82327Fimbristylis dichotoma25 May 1994CN Nkhoma
CN Nkhoma 321 C Archer PRE
Stream and riverine forest dominated by bamboo, surrounded by hilly miombo woodland. Isoka District; 86.5 km from the Isoka-Nakonde Road turnoff to Muyombe. 0Zambia1033A3N1020

Very common sedge among rocks, along the stream. Inflorescence reddish-brown.

-10.37361133.1675005
82352Fuirena umbellata10 Mar 1995DK Harder
DK Harder 2882 C Archer PRE
Collections from Kamweji marsh, Juncus/grasses. Kabompo District; Trust Land #1, near Chizela Game Management Area #3 along Old Kabompo-Solwezi Hwy.; ca. 37.0 km E-NE of Chipoya Bridge at Samsole village. 0Zambia1324D1B1030

Frequent herb; in marsh; to 1.5 m tall; lower leaf sheaths black; bracts light green; floral parts green except stigma white, turning brown.

-13.57138924.6122225
109515Fuirena umbellata18 Feb 2014A De Castro
A De Castro 1387 C Archer BNRH
Inhassoro district.0Mozambique2135C1GI0

Common in 50 cm deep water on the margins of the permanently inundated zone of a lake on the Govuru River floodplain.

0.0000000.0000002
121225Gnidia polycephala11 Jul 2019 Jean_s
C Archer Open Kalahari scrubAlong road near Tshabong0Botswana2522D3SW990

iNaturalist record

-25.86549922.5075535
82716Kyllinga alba19 Feb 1997NB Zimba
NB Zimba 910 C Archer PRE
Mopane woodlandChief Mukuni, Songwe Gorge, in mopane woodland, 2.3 km east of ZESCO generation and transmission sub-station. 0Zambia1725D4S960

Common in mopane woodland. Stem light green. Blades green; inflorescence white.

-17.93333325.8500004
119357Kyllinga alba19 Dec 2003BT Wursten
C Archer Moist grassland. Ndundu Lodge, Vumba10,63,1560Zimbabwe1932B2E1670

-19.11811032.7753707
82795Lipocarpha chinensis23 Feb 1995B Luwiika
B Luwiika 98 C Archer B Luwiika PRE
Collections along roadside and in woodland. Mwinilunga District; on Mwinilunga-Lwawu Road; ca. 19.3 km W of Mwinilunga-Lwawu junction (jct. of T5 and RD287). 0Zambia1124C2W1140

Sedge; light green; ca. 25 cm tall; common, with triangular stem; inflorescence light green with a brown tint.

-11.73916724.2677785
82799Lipocarpha hemisphaerica23 Feb 1995B Luwiika
B Luwiika 40 C Archer B Luwiika PRE
Collections along roadside and in woodland. Mwinilunga District; on Mwinilunga-Lwawu Road; ca. 19.3 km W of Mwinilunga-Lwawu junction (jct. of T5 and RD287). 0Zambia1124C2W1140

Stems light green, clustered; roots short and fibrous; flower buds small, hard and brown tinged; flowers with light green spines; common; in swampy area.

-11.73916724.2677785
113344Myrothamnus flabellifolius12 Oct 2020M Tladi
C Archer BT Wursten In rocky dry woodland.The Botswana International University of Science & Technology (BIUST), Palapye0Botswana2227C1SE1005

iNaturalist record

-22.59810727.1294535
54807Ornithogalum flexuosum25 Jan 2014MA Hyde
DB Hartung
C Archer In standing water in grassy vleiMonavale Vlei, Harare1,770Zimbabwe1731C3C1460

Flowers white with green mid-vein.

-17.80856031.0114907
83414Pycreus chrysanthus24 Feb 1997DK Harder
DK Harder 3909 C Archer PRE
Collections at falls on sites inundated with falling water and upstreamLivingstone District; Mosi-Oa-Tunia National Park, World Heritage Site. 1060Zambia1725D4S810

Occasional; in mist from falls; to 1.5 m tall, base of leaves red-brown; base of peduncles red-brown, bracts light brown.

-17.92527825.8633335
83416Pycreus macrostachyos05 Mar 1995NB Zimba
NB Zimba 678 C Archer PRE
Dambo margin.Kasempa District; 13.2 km W of Kalombe Primary School in Chief Kasempa's Area; 35 km from Kasempa along the road to Ndenda National Forest. 0Zambia1325B3W1230

Sedge; rocky outcrop at dambo margin; stem green, smooth; inflorescence brown-yellow; peduncle green, appearing black around the bases; fruits black; plant senescent.

-13.39250025.5541675
109517Pycreus nitidus05 May 2014A De Castro
A De Castro s.n. C Archer BNRH
Inhassoro district.0Mozambique2135C2GI9

Common in marsh vegetation of peatland (mire) in coastal stream.

-21.67627835.2570566
83420Pycreus pelophilus10 Mar 1997B Luwiika
B Luwiika 595 C Archer B Luwiika PRE
Collecting along the Sinazongwe/Choma RoadChoma District; Collecting along the Sinazongwe/Choma Road, 11.6 km from the junction. 0Zambia1627C4S1200

Ca. 30 cm, in marsh areas. Stems light green; leaves light green; inflorescences golden-brown to yellow.

-16.86888927.2735565
83421Pycreus pelophilus01 Mar 1997NB Zimba
NB Zimba 985 C Archer PRE
Combretum bushy groups. Karoo sandy soils. Sinazongwe District; Chete Island National Park. 1990Zambia1727B3S600

Locally common along shore margins. Stems light green and smooth. Inflorescence greenish yellow. Pedicels brown around the bases.

-17.35000027.5166674
83460Rhynchospora candida21 Feb 1995DK Harder
DK Harder 2767 C Archer PRE
Collection from plain - muck soil, very soggy with grey termite mounds with suffretescent Syzygium and Protea. Mwinilunga District; ca. 18.9 km N/NE of Luawu Mission on Luwawu Mission-Ikelenge Road at Luaw Chana (plain), source of Luaw River. 0Zambia1124A3W1560

Widespread from thickened root; stems yellow-orange at base; inflorescence bracts white.

-11.49722224.1266675
109519Rhynchospora holoschoenoides19 Feb 2014A De Castro
A De Castro 1390 C Archer LMA
BNRH
Inhassoro district.0Mozambique2135C1GI0

In marsh vegetation, seasonally saturated sands of a seasonal drainage line which forms part of the Govuru River catchment.

0.0000000.0000002
109520Rhynchospora rubra subsp. africana11 Feb 2014A De Castro
A De Castro 1366 C Archer BNRH
Inhassoro district.0Mozambique2135C1GI25

Sub-dominant in seasonally saturated sands of coastal channelled valley-bottom wetland. Also occurs on patches of peat substrates in wetland.

-21.63122235.2159446
109521Rhynchospora rubra subsp. africana22 Feb 2014A De Castro
A De Castro 1389 C Archer BNRH
Inhassoro district.0Mozambique2135C2GI9

Sub-dominant on permanently saturated peat substrates, dominated by Trichopteryx dregeana in a coastal perennial channelled valley-bottom wetland.

-21.72352835.2558896
109518Rhynchospora rugosa subsp. brownii11 Feb 2014A De Castro
A De Castro 1367 C Archer BNRH
Inhassoro district.0Mozambique2135C1GI25

Seasonally saturated white sands with thin organic horizon, on margins of coastal channelled valley-bottom wetland.

-21.63122235.2159446
108193Scadoxus multiflorus subsp. multiflorus23 Oct 2012L den Boogert
C Archer Matutuíne District0Mozambique2632B4 M17

iNaturalist record

2
48101Schoenoplectiella articulata06 Jul 2010M Coates Palgrave
M van der Bank
OG Maurin
OG Maurin 2769 C Archer BNRH
Catapú Concession, in pond, 2 km NE of M'Phingwe820Mozambique1835A1MS0

-18.04422035.2078307
109522Schoenoplectiella articulata06 Jul 2010M Coates Palgrave
JA White
M van der Bank
OG Maurin
G Groenenwald
OG Maurin OM2769 C Archer BNRH
JRAU
Catapu Concession, in pond, 2 km NE of M'Phingwe.0Mozambique1835A1MS0

UJ DNA No. UJ05318

-18.04422035.2078306
54070Schoenoplectiella erecta Aug 2006M Coates Palgrave
MJ Inacio
J Maneka
M Coates Palgrave MJ Inacio J Maneka 455 C Archer TCT-Catapú
PanCatapu, in Zalula Pan 820Mozambique1835A1MS70

Sedge

0.0000000.0000002
114431Schoenoplectus muricinux31 Mar 2021T Benn
C Archer Edge of water filled panLedumadumane Gaborone0Botswana2425D2SE1024

iNaturalist record

-24.59345825.8852637
109523Schoenoplectus scirpoides04 May 2014A De Castro
A De Castro s.n. C Archer BNRH
Inhassoro district, Nhagonzwene Village.0Mozambique2135C2GI3

Locally dominant emergent hydrophyte in coastal stream in transition zone between mangrove swamp and peatland (mire) habitats.

-21.72325035.2774726
112941Trapa natans var. bispinosa17 Sep 2018D du Plessis
C Archer BT Wursten Alluvial Vegetation (open water)Meno A Kwena, Molosi, Boteti River.0Botswana2024A4N926

iNaturalist record

-20.32287524.3195386


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Botswana: Records determined by Clare Archer.
https://www.botswanaflora.com/speciesdata/utilities/utility-display-determinations-by-person.php?person_id=620, retrieved 29 March 2024

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