Records determined by Giess

Determinations: 41

The following is a list of the records determined by Giess 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
95042Adansonia digitata1 Apr 1959PJ Le Roux
PJ Le Roux 9 JWH Giess WIND
Caprivi: Near Andara.0Namibia (Caprivi Strip)1821A2 0

Notes: Afrikaans: 'Kremetart'.

2
95044Aerva leucura16 Jun 1971JWH Giess
JWH Giess 11425 JWH Giess WIND
Caprivi: At Dikundu (19,2 kilometres south of Andara] on harvested mahango field.0Namibia (Caprivi Strip)1821A20

60 cm high; Herb; Notes: Annual herb. Rich, grey-black soil.

-18.12500021.3750002
93183Albizia antunesiana30 May 1966KL Tinley
KL Tinley 1454 JWH Giess WIND
Caprivi: Western Caprivi Strip: 6 miles south-west of Bwabwata Camp.0Namibia (Caprivi Strip)1722D30

70 ft high; Tree; Notes: Tree 70 feet in height (22 ins. dbh) on compacted sand marginal to dambo in scattered tree community of Piliostigma, Combretum imberbe and Acacia nigrescens. Uncommon but widespread in the above situation.

-17.87500022.6250005
95047Albizia harveyi16 Jun 1971JWH Giess
JWH Giess 11435 JWH Giess WIND
Caprivi: In the omuramba at Dikundu (19.2 km south of Andara).0Namibia (Caprivi Strip)1821A20

Tree; Notes: Regrowth from felled tree.

-18.12500021.3750002
95051Amaranthus thunbergii16 Jun 1971JWH Giess
JWH Giess 11408 JWH Giess WIND
Okavango, Rundu District: Okavango, at Dikundu (19,2 km S of Andara)0Namibia (Caprivi Strip)1821A20

Herb; Notes: Annual, prostrate to decumbent, almost leafless. Soil grey-black. Harvested mahango field.

0.0000000.0000002
93185Amblygonocarpus andongensis1 May 1966KL Tinley
KL Tinley 1469 JWH Giess WIND
Caprivi: Western Caprivi Strip. 30 miles south-west of Bwabwata. Chirundi0Namibia (Caprivi Strip)1722D30

48 ft high; Tree; Notes: On compact sand. Tree 48 feet high and 3 feet in diameter. Only specimen in Burkea, Combretum mechowianum tree savanna - Mopane mosaic.

-17.87500022.6250005
95059Antidesma venosum22 Apr 1977JWH Giess
JWH Giess 14884 JWH Giess WIND
Caprivi: At Andara. West of Okavango.0Namibia (Caprivi Strip)1821A20

1 m high; Shrub; Notes: Low spreading shrub on rocks. 1 m high. Fruit round, red to black. Rocky bank.

-18.12500021.3750002
95083Carissa spinarum1 Sep 1957JS Watt
JS Watt 37 JWH Giess WIND
Okavango, Rundu District: Okavango, probably Andara.0Namibia (Caprivi Strip)1821A20

-18.12500021.3750002
95281Cenchrus americanus16 Jun 1971JWH Giess
JWH Giess 11416 JWH Giess WIND
Caprivi: Dikundu (19.2 km south of Andara) on harvested mahango field.0Namibia (Caprivi Strip)1821A20

Graminoid; Notes: Heavy, clay, grey-black ground. Spikelets sessile. Seeds pointed, narrow, seemingly pressed together.

-18.12500021.3750002
95102Combretum zeyheri11 Jun 1971JWH Giess
JWH Giess 11342 JWH Giess WIND
Okavango, Rundu District: Dikundu, 19.5 km south of Andara, not far from the Dikundu Omuramba.0Namibia (Caprivi Strip)1821A20

Shrub; Tree; Notes: Shrub or tree.

-18.12500021.3750002
95104Commelina erecta5 Apr 1978JWH Giess
JWH Giess 15063 JWH Giess WIND
Okavango, Rundu District: Andara.0Namibia (Caprivi Strip)1821A20

Notes: Prostrate to upright. Shoots to 50 cm long. Sheaths often very small in leaf axils. Terminal sheaths round, boat-like. Flowers blue. Live plant together with Eulophobia sp. from Andara. Flowers in garden of W. Giess, Windhoek. Corr. nom.: SB 8.2003.

-18.12500021.3750002
95122Cyclosorus interruptus22 Jun 1971JWH Giess
JWH Giess 11526 JWH Giess WIND
Okavango, Rundu District: Andara. On riverbank of side-arm of Okavango at Andara Mission Station.0Namibia (Caprivi Strip)1821A20

pteridophyte; Notes: Fronds up to 60 cm long. Growing in or nearly in water. Common. Corr. nom.: E. Klaassen 23.07.07

-18.12500021.3750002
95123Cymbopogon caesius subsp. caesius14 Jun 1971JWH Giess
JWH Giess 11377 JWH Giess WIND
Caprivi: In omuramba Dikundu at Dikubdu, 19.5 km south of Andara.0Namibia (Caprivi Strip)1821A20

Graminoid; Notes: Tufted grass up to 1.20 m high. Very common.

-18.12500021.3750002
95125Cynodon dactylon15 Jun 1971JWH Giess
JWH Giess 11398 JWH Giess WIND
Caprivi: At Dikundu. 19,5 km south of Andara.0Namibia (Caprivi Strip)1821A20

Graminoid;

-18.12500021.3750002
95133Dialium englerianum15 Jun 1971JWH Giess
JWH Giess 11403 JWH Giess WIND
Caprivi: Andara. At Dikundu, 19.5 km South of Andara. In dry forest.0Namibia (Caprivi Strip)1821A20

Tree; Notes: Tree up to 10 m high. Young twigs used as toothbrushes by bushmen.

-18.12500021.3750002
95161Euclea divinorum18 Jun 1971JWH Giess
JWH Giess 11446 JWH Giess WIND
Okavango, Rundu District: At Dikundu (19.2 km south of Andara).0Namibia (Caprivi Strip)1821A20

Shrub; Notes: Usually in half shade of riverine woodland of omuramba. Shrubs around 1.50 m tall.

-18.12500021.3750002
95166Evolvulus alsinoides var. alsinoides16 Jun 1971JWH Giess
JWH Giess 11430 JWH Giess WIND
Okavango, Rundu District: In omuramba at Dikundu (19.2 km south of Andara).0Namibia (Caprivi Strip)1821A20

Herb; Notes: Finely haired herb with pale blue, small flowers.

-18.12500021.3750002
95185Grewia bicolor14 Jun 1971JWH Giess
JWH Giess 11374 JWH Giess WIND
Okavango, Rundu District: Andara. At Dikundu, 19.5 km south of Andara. Dry woodland.0Namibia (Caprivi Strip)1821A20

Shrub; Notes: Shrub, up to 1.20 m high, many stemmed, to 1.50 m diameter.

-18.12500021.3750002
93241Grewia falcistipula17 May 1966KL Tinley
KL Tinley 1440 JWH Giess WIND
Caprivi: Western Caprivi Strip. Near Bwabwata Camp.0Namibia (Caprivi Strip)1722D30

Shrub; Notes: Common shrub, up to 6 feet tall on sand in Baikiaea - Guibourtia savanna woodland. Fruit yellow (not 4-angled).

-17.87500022.6250005
95186Grewia flavescens var. flavescens18 Jun 1971JWH Giess
JWH Giess 11454 JWH Giess WIND
Okavango, Rundu District: In riverine woodland of omuramba at Otjikundu (19.2 km south of Andara).0Namibia (Caprivi Strip)1821A20

Notes: Up to 2 m high shrub with angular stems and branches. Berries single or in pairs.

-18.12500021.3750002
95196Heteropogon contortus16 Jun 1971JWH Giess
JWH Giess 11433 JWH Giess WIND
Caprivi: At Dikundu (19.2 km south of Andara) on harvested mahangu field.0Namibia (Caprivi Strip)1821A20

Graminoid; Notes: Heavy grey-black clay soil.

-18.12500021.3750002
95207Hyperthelia dissoluta16 Jun 1971JWH Giess
JWH Giess 11409 JWH Giess WIND
Clay, grey-black ground.Caprivi: At Dikundu (19.2 km south of Andara, on haversted mahangofield).0Namibia (Caprivi Strip)1821A20

Perennial.

-18.12500021.3750002
95208Imperata cylindrica15 Jun 1971JWH Giess
JWH Giess 11392 JWH Giess WIND
Caprivi: At Dikundu, 19.5 km south of Andara.0Namibia (Caprivi Strip)1821A20

Graminoid; Notes: Dry woodland.

-18.12500021.3750002
95093Kalaharia uncinata22 Jun 1971JWH Giess
JWH Giess 11477 JWH Giess WIND
Caprivi: 25 km west of Andara.0Namibia (Caprivi Strip)1821A20

Notes: Dense, spiny plant with red flowers. Growing as weed on harvested mahango fields, very common, also along road verge.

-18.12500021.3750002
95653Limnophila indica25 Nov 1974B Van de Waal
B Van de Waal 29 JWH Giess WIND
Caprivi: Hunters Africa: Chobe Camp. (Siambisso) Linyati River.0Namibia (Caprivi Strip)1823B30

-18.37500023.6250002
93792Ottelia muricata6 Dec 1974B Van de Waal
B Van de Waal 2 JWH Giess WIND
Caprivi: (Singalamwe). Kongola; side of stream.0Namibia (Caprivi Strip)1723C40

-17.87500023.3750005
94352Ottelia ulvifolia subsp. ulvifolia1 Feb 1974B Van de Waal
B Van de Waal 47 JWH Giess WIND
Caprivi: Katima Mulilo, Chinchimane stream.0Namibia (Caprivi Strip)1724C30

Notes: Fast running water, 2 m deep.

-17.87500024.1250004
94439Ottelia ulvifolia subsp. ulvifolia1 Mar 1975B Van de Waal
B Van de Waal 45 JWH Giess WIND
Caprivi: Katima Mulilo. Temporary hole near Liambezi lake (Bukalo).0Namibia (Caprivi Strip)1724C40

-17.87500024.3750004
95600Ottelia ulvifolia subsp. ulvifolia8 Nov 1974B Van de Waal
B Van de Waal 31 JWH Giess WIND
Caprivi: Siambisso. Lianshulu. Side arm of Kwando. Water shallow-flowing.0Namibia (Caprivi Strip)1823A20

-18.12500023.3750002
95231Philenoptera violacea15 Jun 1971JWH Giess
JWH Giess 11397 JWH Giess WIND
Caprivi: At Dikundu, 19.5 km south of Andara. Dry woodland.0Namibia (Caprivi Strip)1821A20

-18.12500021.3750002
95288Piliostigma thonningii16 Jun 1971JWH Giess
JWH Giess 11415 JWH Giess WIND
Caprivi: Andara. At Dikundu, 19.2 km South of Andara on ploughed Mahango field. On grey-black loamy soil.0Namibia (Caprivi Strip)1821A20

Notes: Multi-stemmed plant, up to 1.80 m high. Shoots from tree stump.

-18.12500021.3750002
95314Securidaca longepedunculata14 Jun 1971JWH Giess
JWH Giess 11372 JWH Giess WIND
Caprivi: Andara. At Dikundu, 19.5 km South of Andara. In dry woodland.0Namibia (Caprivi Strip)1821A2 0

Notes: Shrubby plant.

2
95328Striga asiatica20 Jun 1971JWH Giess
JWH Giess 11472 JWH Giess WIND
Caprivi: Andara. In grass stand of the Omuramba at Dikundu (19.2 km south of Andara).0Namibia (Caprivi Strip)1821A20

Herb; Notes: Small, up to 15 cm high,herb. Flowers very small, bright vermilion.Quoted in: Kew Bull. 41(1): 207

-18.12500021.3750002
94540Striga asiatica1 Mar 1982MAN Müller
MAN Müller 1843 JWH Giess WIND
Caprivi: Lusikili lake.0Namibia (Caprivi Strip)1724D10

Herb; Notes: Perennial herb, growing at edge of lake. Flowers pale blue. Quoted in: Kew Bull. 41(1): 207

-17.62500024.6250004
95330Striga gesnerioides16 Jun 1971JWH Giess
JWH Giess 11429 JWH Giess WIND
Caprivi: At Dikundu (19,2 km south of Andara) on harvested Mahango field, heavy, clayey grey-black soil.0Namibia (Caprivi Strip)1821A20

10 cm high; Parasite; Notes: 10 cm high. Flowers light violet. Parasite on root of Vigna sinensis.

-18.12500021.3750002
93276Strychnos cocculoides1 Oct 1957JS Watt
JS Watt 20 JWH Giess WIND
Caprivi: Bwabwata Rest Camp. On dune.0Namibia (Caprivi Strip)1722D30

Notes: Bushman: ' 'Nkwana'.

-17.87500022.6250005
93277Strychnos pungens1 Oct 1957JS Watt
JS Watt 19 JWH Giess WIND
Caprivi: Western Caprivi Strip. Near Bwabwata Rest Camp, on dune.0Namibia (Caprivi Strip)1722D30

Notes: Bushman: 'Ngwaie'.

-17.87500022.6250005
94461Utricularia inflexa20 Oct 1973B Van de Waal
B Van de Waal 46 JWH Giess WIND
Caprivi: Singalamwe: Kongola, east Caprivi.0Namibia (Caprivi Strip)1724C40

-17.87500024.3750004
95367Waltheria indica20 Jun 1971JWH Giess
JWH Giess 11468 JWH Giess WIND
Caprivi: Andara. In dry wood and bank wood of the Omuramba at Dikundu (19,2 km south of Andara).0Namibia (Caprivi Strip)1821A20

Herb; Notes: Annual, woody herb. Common.

-18.12500021.3750002
95369Xylopia odoratissima25 Apr 1977JWH Giess
JWH Giess 14895 JWH Giess WIND
Okavango, Rundu District: At Andara. Banks of Okavango River.0Namibia (Caprivi Strip)1821A2 0

4.5 m high; Succulent; Notes: Tree 4.5m high.

2
95370Xylopia tomentosa12 Jun 1971JWH Giess
JWH Giess 11354 JWH Giess WIND
Caprivi: At Dikundu, 19.5 km south of Andara. On bank of Dikundu Omuramba near the waterhole.0Namibia (Caprivi Strip)1821A20

1.5 m high; Shrub; Notes: 1,5 m high shrub

0.0000000.0000002


Copyright: The DRC flora team, 2024-26

The DRC flora team (2026). Flora of the Democratic Republic of the Congo: Records determined by Giess.
https://www.drcongoflora.com/speciesdata/utilities/utility-display-determinations-by-person.php?person_id=1114, retrieved 23 October 2026

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