Records determined by Troos Van Der Merwe

Determinations: 34

The following is a list of the records determined by Troos Van Der Merwe 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
112915Acacia xanthophloea21 Sep 2019T Van Der Merwe
 T Van Der Merwe Limpopo National Park, Gaza0Mozambique2231A4GI202

iNaturalist record

-22.43501331.3828727
112914Acacia xanthophloea26 Sep 2019T Van Der Merwe
 T Van Der Merwe Around a little panR445, Gaza0Mozambique2432B3GI56

iNaturalist record

-24.32368332.7400557
107977Adansonia digitata25 Sep 2019T Van Der Merwe
 T Van Der Merwe Near Lake Massingir, Gaza.0Mozambique2332C3 GI161

iNaturalist record

 7
107978Adansonia digitata24 Sep 2019T Van Der Merwe
 T Van Der Merwe Limpopo National Park, Gaza0Mozambique2331D2 GI161

iNaturalist record

 7
107979Adansonia digitata23 Sep 2019T Van Der Merwe
 T Van Der Merwe Limpopo National Park, Gaza.0Mozambique2231A4 GI192

iNaturalist record

 7
113460Ansellia africana24 Sep 2019T Van Der Merwe
 T Van Der Merwe Limpopo Transfrontier Park, Gaza0Mozambique2331B1 GI0

iNaturalist record

 2
113459Ansellia africana25 Sep 2019T Van Der Merwe
 T Van Der Merwe Massingir0Mozambique2332C3 GI0

iNaturalist record

 2
130385Chaetachme aristata29 Mar 2017BT Wursten
T Castigo
 BT Wursten BW1668 T Van Der Merwe RH Archer BR
LMA
EOWBL
 Sandy woodland/sandforest mozaic.Along road from Chironde Camp to Mungari Airstrip, Coutada 12, Marromeu.184480Mozambique1835A4MS125

iNaturalist record

-18.38509035.4469907
119313Decorsea schlechteri25 Sep 2019T Van Der Merwe
 T Van Der Merwe BT Wursten Massigir, Gaza.0Mozambique2332C3GI158

iNaturalist record

-23.89157832.0842257
112951Erythroxylum emarginatum24 Sep 2019T Van Der Merwe
 T Van Der Merwe BT Wursten On deep sand and smaller in all aspects, barely higher than my kneeLimpopo National Park, Gaza0Mozambique2231D4GI302

iNaturalist record

-22.96694231.8267957
112950Erythroxylum emarginatum26 Sep 2019T Van Der Merwe
 T Van Der Merwe BT Wursten Along R445 c. 25 km South of Massingir0Mozambique2432A2GI159

iNaturalist record

-24.13804232.2871030
108187Euphorbia ingens26 Sep 2019T Van Der Merwe
 T Van Der Merwe R405 South of Chokwe, Gaza0Mozambique2432D2GI31

iNaturalist record

-24.62959532.9399836
108188Euphorbia ingens26 Sep 2019T Van Der Merwe
 T Van Der Merwe Road between Massingir and Chokwe, Gaza0Mozambique2432B3GI56

iNaturalist record

-24.32311232.7403926
108189Euphorbia ingens23 Sep 2019T Van Der Merwe
 T Van Der Merwe Limpopo Transfrontier National Park, Gaza0Mozambique2231A4GI218

iNaturalist record

-22.47167031.4787536
114430Gymnosporia mossambicensis subsp. mossambicensis26 Sep 2019T Van Der Merwe
 T Van Der Merwe West of Magude, Maputo Province0Mozambique2532B1M103

iNaturalist record

-25.01604732.5052807
107918Hyphaene petersiana25 Jun 2019T Van Der Merwe
 T Van Der Merwe BT Wursten Thune River Dam, Bobonong0Botswana2228B1 SE639

iNaturalist record

 7
107917Hyphaene petersiana28 Jun 2019T Van Der Merwe
 T Van Der Merwe BT Wursten Motloutse River, Bobonong0Botswana2228B2 SE570

iNaturalist record

 7
131676Ipomoea hochstetteri21 May 2026N Wightman
I Kabinda
 T Van Der Merwe Degraded munga woodland Mazabuka District, Southern Province 0Zambia1527D3S995

-15.81650027.6933706
117292Ipomoea pes-caprae subsp. brasiliensis11 Aug 2018T Van Der Merwe
 T Van Der Merwe R Taylor Matutuine, , Maputo0Mozambique2632B4M5

iNaturalist record

-26.45220332.9287257
117293Ipomoea pes-caprae subsp. brasiliensis22 Aug 2021T Van Der Merwe
 T Van Der Merwe Mahupe, Inhambane0Mozambique2434D3GI5

iNaturalist record

-24.84998034.5035457
112618Jasminum fluminense26 Sep 2019T Van Der Merwe
 T Van Der Merwe Along road R445 West of Mabalene, Gaza0Mozambique2432B3GI57

iNaturalist record

-24.32350532.7410387
108085Jasminum stenolobum28 Dec 2019T Benn
 T Van Der Merwe BT Wursten Serowe0Botswana2226B3SE1205

iNaturalist record

-22.39928126.6546666
117903Pyrenacantha kaurabassana25 Sep 2019T Van Der Merwe
 T Van Der Merwe BT Wursten On red sand in a rather mixed woodland type of vegetation, mopane not really dominantMassingir, Gaza0Mozambique2332C3 GI160

iNaturalist record Strange plant that also flowers and fruit before the rains come. Resources are from an underground tuber.

 7
116068Rumex usambarensis26 Sep 2020IC Riddell
 T Van Der Merwe In abundance on mining dumps.SW of the ZimPhos works and just to the east of Msasa Park, Harare.0Zimbabwe1731C3C1548

https://www.inaturalist.org/observations/60853488.

-17.86535131.1258897
108106Sclerocarya birrea subsp. afra25 Sep 2019T Van Der Merwe
 T Van Der Merwe Lake Massingir0Mozambique2332C3GI163

iNaturalist record

-23.88791332.0825207
108105Sclerocarya birrea subsp. afra5 Oct 2019T Van Der Merwe
 T Van Der Merwe Avenida da Marginal, Maputo0Mozambique2532D3M25

iNaturalist record

-25.97414232.5963227
108097Sclerocarya birrea subsp. afra25 Jun 2019T Van Der Merwe
 T Van Der Merwe Mathathane, Bobonong0Botswana2228B1SE667

iNaturalist record

-22.16419228.6904556
118500Seddera suffruticosa var. suffruticosa2 May 2022C Sharp
 T Van Der Merwe BT Wursten Silwane Nature Reserve, Bulawayo810Zimbabwe2028B1W1310

iNaturalist record

-20.09748028.5634096
108069Sterculia africana13 Aug 2019D van der Post
 T Van Der Merwe Near Lekhubu Camp, Sua Pan, Makgadikgadi0Botswana2025D4 N911

iNaturalist record

 5
112921Trichilia emetica subsp. emetica10 Aug 2018T Van Der Merwe
 T Van Der Merwe Matutuine, Maputo0Mozambique2632B4M16

iNaturalist record

-26.44748032.9228786
112926Trichilia emetica subsp. emetica10 Sep 2016L Allen
 T Van Der Merwe Kasane0Botswana1725C3N936

iNaturalist record

-17.78531925.1818536
112918Trichilia emetica subsp. emetica6 Oct 2019T Van Der Merwe
 T Van Der Merwe Rua 1.007, Maputo0Mozambique2532D3M42

iNaturalist record

-25.97163032.5970477
132295Triumfetta pilosa28 Dec 2024MA Hyde
BT Wursten
P Ballings
 T Van Der Merwe BT Wursten Secondary vegetation along lake shoreMazvikadei Dam.260Zimbabwe1730A2N1162

iNaturalist record

-17.24118030.4044007
117933Vepris myrei21 Jul 2022G Wolfaard
 T Van Der Merwe BT Wursten Mt Bunga, Gorongosa National Park.140Mozambique1834C2 MS110

iNaturalist record

 6

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-26

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2026). Flora of Malawi: Records determined by Troos Van Der Merwe.
https://www.malawiflora.com/speciesdata/utilities/utility-display-determinations-by-person.php?person_id=719, retrieved 2 October 2026

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