Records made by Giess

Records: 37

The following is a list of the records made 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
95026 Abrus precatorius subsp. africanus 23 Apr 1977 JWH Giess
MAN Müller
MAN Müller 520 WIND
Growing in sandy soil. Okavango, Rundu District: Andara Roman Catholic Mission - Station Island, next to camp. 0 Namibia (Caprivi Strip) 1821A2 0

Twiner in trees. Leaves pinnate. Pods are bearing red beans with black spot.

-18.125000 21.375000 2
95043 Adenostemma afrum 26 Apr 1977 JWH Giess
MAN Müller
MAN Müller 506 WIND
Okavango, Rundu District: Andara; R.C. Mission Station Camp, in black sandy soil. 0 Namibia (Caprivi Strip) 1821A2 0

Herb; Notes: Herbs growing in running stream. Flowers in heads, white.

-18.125000 21.375000 2
95044 Aerva leucura 16 Jun 1971 JWH Giess
JWH Giess 11425 JWH Giess WIND
Caprivi: At Dikundu (19,2 kilometres south of Andara] on harvested mahango field. 0 Namibia (Caprivi Strip) 1821A2 0

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

-18.125000 21.375000 2
95057 Ansellia africana 10 Nov 1965 JWH Giess
JWH Giess 8237 WIND
Kunene, Opuwo District: Fruiting specimen of WG & H.J. Wiss 3270 - Live plants from Otjihangasema - Epupa, October 1960. Andara. 0 Namibia (Caprivi Strip) 1821A2 0

Notes: Lower lip pointed, boat shaped folded and margin very crenulate. Flower coloue intensier that at Andara. Plants fruiting in hort WG, Windhoek.

2
95061 Asparagus racemosus 20 Jun 1971 JWH Giess
JWH Giess 11460 AA Mauve WIND
Caprivi: In omuramba at Dikundu (19,2 south of Andara). 0 Namibia (Caprivi Strip) 1821A2 0

Climber, more than 1 m high winding in bush. Petals very narrow (0,5 mm) white with reddish veins. Sweet scent. Fruit up to 7 mm diameter, more or less inconspicuously tri-lobed, 2 lobes not completely developed.

-18.125000 21.375000 2
95076 Boerhavia diffusa 1 Nov 1983 JWH Giess
O Köhler
O Köhler 16023 M Struwig WIND
Okavango, Rundu District: Andara. 0 Namibia (Caprivi Strip) 1821A2 0

-18.125000 21.375000 2
95077 Bonatea steudneri 23 Apr 1977 JWH Giess
MAN Müller
MAN Müller 519 JC Manning WIND
Caprivi: Andara; Roman Catholic Mission Station - next to camp, sandy soil, in shade of trees. 0 Namibia (Caprivi Strip) 1821A2 0

75 cm high; Herb; Notes: Herb with underground tubers, 75 cm high.

2
95079 Burnatia enneandra 11 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 2088 WIND
Okavango, Rundu District: Vleys 35 - 40 miles west of Andara. 0 Namibia (Caprivi Strip) 1821A2 0

Notes: Flowers whitish.

-18.125000 21.375000 2
95086 Cassytha filiformis 24 Apr 1977 JWH Giess
MAN Müller
MAN Müller 552 WIND
Caprivi: Andara Roman Catholic Mission: camp on Island close to camp, on sandstone koppie. 0 Namibia (Caprivi Strip) 1821A2 0

Parasite; Notes: Parasite growing on fig trees and other weeds growing close to water edge. Flowers (white) as well as fruits whitish. 0,75 cm in diameter.

0.000000 0.000000 2
95089 Cissampelos mucronata 9 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 202 WIND
Caprivi: GRN/CA Popafalls banks and islands of the Okavango. 0 Namibia (Caprivi Strip) 1821A2 0

Notes: Winding, up to 3 m long. Flowers yellow-green.

-18.125000 21.375000 2
95104 Commelina erecta 5 Apr 1978 JWH Giess
JWH Giess 15063 JWH Giess WIND
Okavango, Rundu District: Andara. 0 Namibia (Caprivi Strip) 1821A2 0

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.

-18.125000 21.375000 2
95122 Cyclosorus interruptus 22 Jun 1971 JWH Giess
JWH Giess 11526 JWH Giess WIND
Okavango, Rundu District: Andara. On riverbank of side-arm of Okavango at Andara Mission Station. 0 Namibia (Caprivi Strip) 1821A2 0

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

-18.125000 21.375000 2
95123 Cymbopogon caesius subsp. caesius 14 Jun 1971 JWH Giess
JWH Giess 11377 JWH Giess WIND
Caprivi: In omuramba Dikundu at Dikubdu, 19.5 km south of Andara. 0 Namibia (Caprivi Strip) 1821A2 0

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

-18.125000 21.375000 2
95126 Cyperus difformis 11 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 2085 WIND
Caprivi: Omurambas and vleys 35 - 40 miles west of Andara.Grootfontein - north. 0 Namibia (Caprivi Strip) 1821A2 0

-18.125000 21.375000 2
95236 Cyperus dubius var. dubius 10 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 2057 P Vorster WIND
Caprivi: Andara, area around rest camp. Grootfontein - north. 0 Namibia (Caprivi Strip) 1821A2 0

Notes: Quoted in:Prodromus einer Flora von Sdwestafrika 165:37 (1967).

-18.125000 21.375000 2
95147 Distephanus divaricatus 14 Jun 1971 JWH Giess
JWH Giess 11373 WIND
Caprivi: At Dikundu, 19,5 km south of Andara. 0 Namibia (Caprivi Strip) 1821A2 0

4 m high; Tree; Notes: Dry woodland. Small tree, 4 m high. Bark grey, very corky.

-18.125000 21.375000 2
95154 Eragrostis patens No date JWH Giess
H Merxmüller
H Merxmüller 2006 WIND
Caprivi: Caprivi Strip. Road Andara to Bagani. 0 Namibia (Caprivi Strip) 1821A2 0

Graminoid;

-18.125000 21.375000 2
95159 Erythrophleum africanum 10 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 2039 WIND
Caprivi: Andara, in the vicinity of rest camp. 0 Namibia (Caprivi Strip) 1821A2 0

Tree; Notes: Slender tree, about 8 m high. Quoted in: Prodromus einer Flora von Sdwestafrika 59:14 (1967) & Flora of Southern Africa 16,2: 12(1977).

-18.125000 21.375000 2
95160 Ethulia conyzoides subsp. conyzoides 8 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 1965 WIND
Okavango, Rundu District: GRN/CA: Andara, on riverbank and islands of Okavango. 0 Namibia (Caprivi Strip) 1821A2 0

Notes: It stands in water and the flowers are light purple in colour.

-18.125000 21.375000 2
95174 Floscopa glomerata subsp. glomerata 23 Apr 1977 JWH Giess
MAN Müller
MAN Müller 504 MAN Müller WIND
Caprivi: Andara Roman Catholic Mission, Station camp, in black sandy soil. 0 Namibia (Caprivi Strip) 1821A2 0

Herb; Notes: Slender, upright growing herb, growing in running water/stream, forming runners on the water. Flowers purple.

-18.125000 21.375000 2
95196 Heteropogon contortus 16 Jun 1971 JWH Giess
JWH Giess 11433 JWH Giess WIND
Caprivi: At Dikundu (19.2 km south of Andara) on harvested mahangu field. 0 Namibia (Caprivi Strip) 1821A2 0

Graminoid; Notes: Heavy grey-black clay soil.

-18.125000 21.375000 2
95205 Hyparrhenia filipendula 16 Jun 1971 JWH Giess
JWH Giess 11440 HH Kolberg WIND
Caprivi: In omuramba at Dikundu (19.2 km south of Andara). 0 Namibia (Caprivi Strip) 1821A2 0

Graminoid; Notes: Up to 1.30 m high tufted grass in small stands.

-18.125000 21.375000 2
95207 Hyperthelia dissoluta 16 Jun 1971 JWH Giess
JWH Giess 11409 JWH Giess WIND
Clay, grey-black ground. Caprivi: At Dikundu (19.2 km south of Andara, on haversted mahangofield). 0 Namibia (Caprivi Strip) 1821A2 0

Perennial.

-18.125000 21.375000 2
95208 Imperata cylindrica 15 Jun 1971 JWH Giess
JWH Giess 11392 JWH Giess WIND
Caprivi: At Dikundu, 19.5 km south of Andara. 0 Namibia (Caprivi Strip) 1821A2 0

Graminoid; Notes: Dry woodland.

-18.125000 21.375000 2
95223 Lagarosiphon cordofanus 11 May 1905 JWH Giess
H Merxmüller
H Merxmüller 2096 WIND
Okavango, Rundu District: Andara. Grootfontein-north: Omuramba on vleys, 35 - 40 miles west of Andara. 0 Namibia (Caprivi Strip) 1821A2 0

-18.125000 21.375000 2
95254 Nymphaea lotus 8 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 1945 WIND
Okavango, Rundu District: Andara: banks and 'inseln' of Okavango. 0 Namibia (Caprivi Strip) 1821A2 0

-18.125000 21.375000 2
95255 Nymphaea nouchali var. caerulea 11 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 2103 WIND
Okavango, Rundu District: Omuramba and vleys 35 - 40 miles west of Andara. 0 Namibia (Caprivi Strip) 1821A2 0

Notes: Flowers white - blueish. Margin dentate, undersurface green. Sheet 1 of 2103.

-18.125000 21.375000 2
95268 Panicum heterostachyum 23 Apr 1977 JWH Giess
MAN Müller
MAN Müller 508 R Kubirske WIND
Caprivi: Andara, Roman Catholic Mission Station Camp. 0 Namibia (Caprivi Strip) 1821A2 0

30 cm high; Graminoid; Notes: In black sandy soil. Grass 30 cm high.

-18.125000 21.375000 2
95272 Parinari curatellifolia 10 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 2067 WIND
Caprivi: Andara, near rest camp. 0 Namibia (Caprivi Strip) 1821A2 0

15 m high; Tree; Notes: Tree 15 m high.

-18.125000 21.375000 2
95283 Persicaria decipiens 8 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 1967 WIND
Caprivi: Grootfontein North/Caprivi Zipfel. Andara, banks and islands of Okavango. 0 Namibia (Caprivi Strip) 1821A2 0

Notes: Plants growing in water, flowers almost white. Corr. nom.: S. Rgheimer 5.2007.

-18.125000 21.375000 2
95288 Piliostigma thonningii 16 Jun 1971 JWH 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. 0 Namibia (Caprivi Strip) 1821A2 0

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

-18.125000 21.375000 2
95291 Polycarpaea corymbosa 8 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 1969 WIND
Okavango, Rundu District: Grootfontein North district. Andara, banks and islands of Okavango. 0 Namibia (Caprivi Strip) 1821A2 0

Notes: Sepals white, lower ones pink.

-18.125000 21.375000 2
95296 Pseudognaphalium luteo-album 23 Apr 1977 JWH Giess
MAN Müller
MAN Müller 526 WIND
Caprivi: Andara Roman Catholic Mission Station, on island next to camp. 0 Namibia (Caprivi Strip) 1821A2 0

Notes: Growing between sandstone rocks in black sandy soil.

-18.125000 21.375000 2
95312 Scadoxus multiflorus subsp. multiflorus 1 Nov 1978 JWH Giess
JWH Giess 13606 DA Snijman WIND
Caprivi, Katima Mulilo: Flowers in garden of W.Giess, Windhoek. 0 Namibia (Caprivi Strip) 1821A2 0

Peduncle 15 cm high, 3/4 without spots. Flowers bright red.

2
95317 Senna occidentalis 8 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 1960 WIND
Caprivi: GRN/CA district. Andara, banks and islands of Okavango river. 0 Namibia (Caprivi Strip) 1821A2 0

Notes: Half shrub. Flowers golden yellow.

-18.125000 21.375000 2
95328 Striga asiatica 20 Jun 1971 JWH Giess
JWH Giess 11472 JWH Giess WIND
Caprivi: Andara. In grass stand of the Omuramba at Dikundu (19.2 km south of Andara). 0 Namibia (Caprivi Strip) 1821A2 0

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

-18.125000 21.375000 2
95334 Stylosanthes fruticosa 10 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 2060 WIND
Caprivi: Andara, close to proximity of rest camp. 0 Namibia (Caprivi Strip) 1821A2 0

40 cm high; Notes: Plant a sub-shrub, 40 cm tall. Flowers yellow.

-18.125000 21.375000 2


Copyright: The Rwanda flora team, 2024-25

The Rwanda flora team (2025). Flora of Rwanda: Records made by Giess.
https://www.rwandaflora.com/speciesdata/utilities/utility-display-records-by-person.php?person_id=1114, retrieved 13 December 2025

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