Records made by Giess

Records: 33

The following is a list of the records made by Giess in species name order.

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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
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
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
95091 Cleome iberidella 8 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 1947 WIND
Caprivi: Grootfontein - North/Caprivi Strip district. Andara, banks and islands of Okavango River. 0 Namibia (Caprivi Strip) 1821A2 0

Notes: Flowers pink, markings yellow with crimson lines.

-18.125000 21.375000 2
95117 Cryptolepis oblongifolia 11 Jun 1971 JWH Giess
JWH Giess 11340 HJT Venter WIND
Okavango, Rundu District: Dikundu. 19.5 km south of Andara, near Dikundu Omuramba. 0 Namibia (Caprivi Strip) 1821A2 0

Shrub; Notes: Dry shrub with fruit.

-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
95124 Cynanchum schistoglossum 16 Jun 1971 JWH Giess
JWH Giess 11436 WIND
Caprivi: Andara. On Omuramba at Dikumdu (19,2 km south of Andara). 0 Namibia (Caprivi Strip) 1821A2 0

Notes: Twining in small camelthorn. Milky latex.

-18.125000 21.375000 2
95125 Cynodon dactylon 15 Jun 1971 JWH Giess
JWH Giess 11398 JWH Giess WIND
Caprivi: At Dikundu. 19,5 km south of Andara. 0 Namibia (Caprivi Strip) 1821A2 0

Graminoid;

-18.125000 21.375000 2
95161 Euclea divinorum 18 Jun 1971 JWH Giess
JWH Giess 11446 JWH Giess WIND
Okavango, Rundu District: At Dikundu (19.2 km south of Andara). 0 Namibia (Caprivi Strip) 1821A2 0

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

-18.125000 21.375000 2
95163 Eulophia speciosa 27 Oct 1975 JWH Giess
JWH Giess 13894 AV Hall WIND
Okavango, Rundu District: Andara. Live plants received from Dr. M. Fisch from Andara. Flowered in garden of W. Giess. Windhoek. 0 Namibia (Caprivi Strip) 1821A2 0

Notes: Flowers before leaves. Inflorescence up to 1,20 m high. Flowers yellow. Lips with brownish ribs.

2
95166 Evolvulus alsinoides var. alsinoides 16 Jun 1971 JWH Giess
JWH Giess 11430 JWH Giess WIND
Okavango, Rundu District: In omuramba at Dikundu (19.2 km south of Andara). 0 Namibia (Caprivi Strip) 1821A2 0

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

-18.125000 21.375000 2
95182 Gladiolus dalenii subsp. dalenii 22 Jan 1969 JWH Giess
JWH Giess 10556 C Mannheimer WIND
Caprivi: Dikundu, south of Andara. 0 Namibia (Caprivi Strip) 1821A2 0

Notes: Bulbs received from Prof. Dr. O. Khler for identification purposes. Veldkos of bushmen. Knolle with light, fibreous outer layer and numerous new bulbs, which are up to pea-size. Erect plant, up to 60 cm high. Flowers sulphur yellow, with very fine red stripes, which are unconspicuous. Bulbs were received in October 1968. Khwe-name: /on.

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
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
95229 Leptocarydion vulpiastrum 23 Apr 1977 JWH Giess
MAN Müller
MAN Müller 509 WIND
Caprivi: Mukwe; Roman Catholic Mission Station-camp. 0 Namibia (Caprivi Strip) 1821A2 0

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

-18.125000 21.375000 2
95232 Ludwigia octovalvis subsp. brevisepala 23 Apr 1977 JWH Giess
MAN Müller
MAN Müller 507 C Mannheimer WIND
Okavango, Rundu District: Andara, Roman Catholic Mission Station Camp, in black sandy soil. 0 Namibia (Caprivi Strip) 1821A2 0

Herb; Notes: Perennial herb, 1.75 m high. Woody at the base. Flowers small, yellow. Fruits 3 - 4 cm long. Growing at edge of waterstream. corr.nom. Goldblatt, P. & Raven, P.H. (1997): Bothalia 27,2: 149 - 165.

-18.125000 21.375000 2
95084 Mystroxylon aethiopicum 4 Oct 1966 JWH Giess
JWH Giess 9536 WIND
Okavango, Rundu District: At Kake (camp), 20 km east of Andara on Kavango banks. 0 Namibia (Caprivi Strip) 1821A2 0

10 m high; Tree; Notes: Many stemmed, thornless tree, 12 m crown diameter and height of 10 m, branched from the base. Bark grey-black.

-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
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
95306 Rottboellia cochinchinensis 8 Mar 1958 JWH Giess
JWH Giess 1944 H Merxmüller WIND
Caprivi: GRN/CA: Andara. 0 Namibia (Caprivi Strip) 1821A2 0

Plants up to 1.5 m tall.

-18.125000 21.375000 2
95307 Ruellia prostrata 10 Mar 1958 JWH Giess
H Merxmüller
H Merxmüller 2050 E Tripp WIND
Okavango, Rundu District: Grootfontein-Nord/Caprivi District. Andara, vicinity of restcamp. 0 Namibia (Caprivi Strip) 1821A2 0

Suffrutex or subshrub, 0.60 m high. Flowers white.

2
95314 Securidaca longepedunculata 14 Jun 1971 JWH Giess
JWH Giess 11372 JWH Giess WIND
Caprivi: Andara. At Dikundu, 19.5 km South of Andara. In dry woodland. 0 Namibia (Caprivi Strip) 1821A2 0

Notes: Shrubby plant.

2
95315 Seddera suffruticosa var. suffruticosa 18 Jun 1971 JWH Giess
JWH Giess 11453 JWH Giess WIND
Caprivi: In Omuramba at Dikundu (19,2 km south of Andara). 0 Namibia (Caprivi Strip) 1821A2 0

-18.125000 21.375000 2
95367 Waltheria indica 20 Jun 1971 JWH 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). 0 Namibia (Caprivi Strip) 1821A2 0

Herb; Notes: Annual, woody herb. Common.

-18.125000 21.375000 2


Copyright: The Uganda flora team, 2026

The Uganda flora team (2026). Flora of Uganda: Records made by Giess.
https://www.ugandaflora.com/speciesdata/utilities/utility-display-records-by-person.php?person_id=1114, retrieved 13 November 2026

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