Records made by Ian Riddell

Records: 141

The following is a list of the records made by Ian Riddell 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
117629 Abrus precatorius subsp. africanus 15 May 2022 MA Hyde
IC Riddell
 MA Hyde Sandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1490

In fruit

 -17.845010 31.083549 7
117630 Abrus precatorius subsp. africanus 15 May 2022 MA Hyde
IC Riddell
 MA Hyde Sandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1490

-17.845580 31.083793 7
122210 Acacia goetzei subsp. goetzei 18 Jun 2023 MA Hyde
M Coates Palgrave
IC Riddell
T Alegria
 MA Hyde M Coates Palgrave T Alegria In arboretum Prince Edward School, Harare 1,235 2 Zimbabwe 1731C3 C 1494

Exceptionally large specimen

 -17.819395 31.037145 7
107972 Adansonia digitata 8 Aug 2019 IC Riddell
 IC Riddell Ndowoyo Communal Lands, Chipinge 0 Zimbabwe 2032C2 E 486

iNaturalist record

 6
107973 Adansonia digitata 8 Jan 2018 IC Riddell
 IC Riddell Sango, Save Valley Conservancy 0 Zimbabwe 2032A1 E 500

iNaturalist record

 7
107974 Adansonia digitata 11 Aug 2014 IC Riddell
 IC Riddell Matusadona National Park. 165 0 Zimbabwe 1628C4 N 524

iNaturalist record

 7
107975 Adansonia digitata 1 Sep 1980 IC Riddell
 IC Riddell Chizarira National Park 161 0 Zimbabwe 1727D2 N 1042

iNaturalist record

 5
118984 Adansonia digitata 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde On slope or top of hill The 'red hill', Zimphos Industry grounds 1 0 Zimbabwe 1731C3 C 1554

2 shrub-sized specimens; leaves mostly simple, a few 3-foliolate leaves found; characteristic smell when crushed.

 7
122214 Adansonia digitata 18 Jun 2023 MA Hyde
M Coates Palgrave
IC Riddell
T Alegria
 MA Hyde M Coates Palgrave T Alegria In arboretum Prince Edward School, Harare 1,235 2 Zimbabwe 1731C3 C 1494

7
123390 Adansonia digitata 2 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde Roadside Road north of Mahuwe, Dande Communal Land 0 Zimbabwe 1630B3 N 465

7
123415 Adansonia digitata 2 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde Mopane woodland Near Urira River bridge, Dande CL 0 Zimbabwe 1630A2 N 410

7
123523 Adansonia digitata 5 Nov 2023 MA Hyde
C Sharp
IC Riddell
 MA Hyde In lawn Near Masau Lodge, Kanyemba 2 Zimbabwe 1530C2 N 327

7
102467 Ansellia africana 25 Jul 2018 IC Riddell
 IC Riddell C Peter Monavale Vlei, Harare 77 0 Zimbabwe 1731C3 C 1460

ADU OrchidMap record

 6
118575 Ansellia africana 18 Oct 2022 MA Hyde
IC Riddell
 MA Hyde In sandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1508

7
118576 Ansellia africana 18 Oct 2022 MA Hyde
IC Riddell
 MA Hyde In sandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1497

7
118940 Ansellia africana 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde Open sandy woodland Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1501

Large plant borne on a tree trunk

 7
119081 Ansellia africana 29 Jan 2023 MA Hyde
IC Riddell
 MA Hyde IC Riddell On a tree trunk Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1485

7
123463 Ansellia africana 3 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde In grounds Pedza Pasi Camp, Dande Safari Area 2 Zimbabwe 1530C4 N 470

7
119094 Arthropteris orientalis 29 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Open sandy miombo woodland Mukuvisi Woodland, near river 1,2 0 Zimbabwe 1731C3 C 1483

-17.849832 31.089594 7
118912 Asystasia intrusa 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde In thicker more shaded woodland Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1488

-17.844647 31.082564 7
118919 Asystasia intrusa 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde Shady riverine woodland Chiraura River, Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1484

-17.844741 31.081806 7
118928 Asystasia intrusa 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde Open woodland Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1491

-17.847754 31.086735 7
118933 Asystasia intrusa 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde Open sandy woodland Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1493

Very common in the woodland, especially near paths, perhaps a sign of disturbance.

 -17.848824 31.089710 7
119089 Asystasia intrusa 29 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Sandy woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1486

In flower

 -17.847788 31.086773 7
119873 Asystasia intrusa 12 Mar 2023 MA Hyde
IC Riddell
 MA Hyde Sandy grassland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1510

-17.842283 31.092028 7
123489 Balanites aegyptiaca var. aegyptiaca 3 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde Woodland Dande Communal Land, near Kanyemba 0 Zimbabwe 1530C4 N 387

Thorns almost all simple, a few forked

 -15.780668 30.385721 7
123462 Berchemia discolor 3 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde In grounds Pedza Pasi Camp, Dande Safari Area 2 Zimbabwe 1530C4 N 469

-15.971529 30.393046 7
117769 Bidens biternata 15 May 2022 MA Hyde
IC Riddell
 MA Hyde Sandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1497

-17.842197 31.085867 7
118911 Bidens pilosa 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde In thicker more shaded woodland Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1490

-17.844796 31.082829 7
118969 Bidens pilosa 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Roadside Zimbabwe Phosphate Industry grounds 1 0 Zimbabwe 1731C3 C 1537

-17.855751 31.130964 7
119844 Bidens schimperi 12 Mar 2023 MA Hyde
IC Riddell
 MA Hyde In sandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1489

-17.841000 31.086449 7
120224 Bidens schimperi 29 Mar 2023 MA Hyde
IC Riddell
 MA Hyde Open sandy woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1508

Rays 3; poorly formed?

 -17.844532 31.089477 7
126735 Bidens schimperi 30 Mar 2025 MA Hyde
IC Riddell
 MA Hyde Sandy miombo woodland Mukuvisi Woodland, Harare 1,2 0 Zimbabwe 1731C3 C 1493

Somewhat depauperate; head with 3 rays only

 -17.848645 31.088879 7
117538 Boophone disticha 15 May 2022 MA Hyde
IC Riddell
 MA Hyde Sandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1490

7
118573 Boophone disticha 18 Oct 2022 MA Hyde
IC Riddell
 MA Hyde In open ground insandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1509

In flower

 7
118574 Boophone disticha 18 Oct 2022 MA Hyde
IC Riddell
 MA Hyde In open ground insandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1507

7
123388 Calotropis procera 2 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde Thin woodland Roadside stop on Zambezi Escarpment road 0 Zimbabwe 1630B3 N 853

-16.418991 30.742636 7
76025 Cenchrus biflorus 30 Aug 2007 IC Riddell
 MA Hyde Bank of Zambezi River, Mana Pools National Park. 59 0 Zimbabwe 1529C4 N 360

-15.770140 29.255090 6
119068 Chloris gayana 29 Jan 2023 MA Hyde
IC Riddell
 MA Hyde In woodland By entry path, Mukuvisi Woodland, Harare 1,2 0 Zimbabwe 1731C3 C 1489

Open woodland

 -17.838931 31.087562 7
126738 Chloris pycnothrix 30 Mar 2025 MA Hyde
IC Riddell
 MA Hyde On sandy track Mukuvisi Woodland, Harare 1,2 0 Zimbabwe 1731C3 C 1494

-17.850093 31.091657 7
123547 Chrysopogon nigritanus 5 Nov 2023 MA Hyde
C Sharp
IC Riddell
 MA Hyde In floodplain Faidherbia forest Near Masau Lodge, Kanyemba 0 Zimbabwe 1530C2 N 328

-15.658360 30.348699 7
118632 Cissampelos mucronata 13 Nov 2022 MA Hyde
IC Riddell
 MA Hyde In woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1507

-17.851111 31.096318 7
118955 Cissampelos mucronata 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Roadside Zimbabwe Phosphate Industry grounds 1 0 Zimbabwe 1731C3 C 1537

-17.855737 31.130707 7
123533 Cissampelos mucronata 5 Nov 2023 MA Hyde
C Sharp
IC Riddell
 MA Hyde M Coates Palgrave In floodplain Faidherbia forest Near Masau Lodge, Kanyemba 0 Zimbabwe 1530C2 N 327

-15.657401 30.348491 7
119077 Cryptolepis oblongifolia 29 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Open sandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1485

-17.841884 31.086048 7
119093 Cryptolepis oblongifolia 29 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Open sandy miombo woodland Mukuvisi Woodland, near river 1,2 0 Zimbabwe 1731C3 C 1484

-17.849732 31.089449 7
119843 Cucumis maderaspatanus 12 Mar 2023 MA Hyde
IC Riddell
 MA Hyde Grassland in open woodland By the entrance path, Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1489

Leaves not aromatic

 -17.839727 31.087022 7
107509 Cyrtorchis praetermissa subsp. praetermissa 13 Oct 2018 IC Riddell
 IC Riddell BT Wursten In woodland Mukuvisi Woodland, Harare 1,2 0 Zimbabwe 1731C3 C 1500

iNaturalist record

 7
107510 Cyrtorchis praetermissa subsp. praetermissa 14 Nov 2018 IC Riddell
 IC Riddell BT Wursten In woodland Mukuvisi Woodland, Harare 1,2 0 Zimbabwe 1731C3 C 1500

iNaturalist record

 7
107512 Cyrtorchis praetermissa subsp. praetermissa 3 Dec 2019 IC Riddell
 IC Riddell BT Wursten Monavale, Harare 1 0 Zimbabwe 1731C3 C 1474

iNaturalist record

 7
119112 Dactyloctenium aegyptium 29 Jan 2023 MA Hyde
IC Riddell
 MA Hyde In seasonally wet soil over rocks Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1497

-17.851254 31.096797 7
123458 (cultivated) Delonix regia (cultivated) 3 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde In grounds Pedza Pasi Camp, Dande Safari Area 2 Zimbabwe 1530C4 N 469

In full flower

 -15.971438 30.393124 7
98429 Dichrostachys cinerea 15 Feb 1982 IC Riddell
 RB Drummond Open woodland Between the caravan site and the dam wall on North Bank, Lake Chivero. 11 0 Zimbabwe 1730D4 C 1380

-17.872900 30.808500 5
118909 Dichrostachys cinerea 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde In thicker more shaded woodland Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1490

-17.844796 31.082829 7
123418 Dichrostachys cinerea 2 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde Woodland Near Manyima River Bridge, Dande CL 0 Zimbabwe 1630A2 N 403

-16.044249 30.315722 7
123556 Dichrostachys cinerea 5 Nov 2023 MA Hyde
C Sharp
IC Riddell
 MA Hyde In floodplain Faidherbia forest Near Masau Lodge, Kanyemba 0 Zimbabwe 1530C2 N 329

-15.659232 30.349613 7
118623 Dipcadi viride 13 Nov 2022 MA Hyde
IC Riddell
 MA Hyde In woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1498

7
118988 Eleusine africana 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde On slope or top of hill The 'red hill', Zimphos Industry grounds 1 0 Zimbabwe 1731C3 C 1556

-17.857983 31.124885 7
122232 Erythrina abyssinica 18 Jun 2023 MA Hyde
M Coates Palgrave
IC Riddell
T Alegria
 MA Hyde M Coates Palgrave T Alegria In arboretum Prince Edward School, Harare 1,235 2 Zimbabwe 1731C3 C 1494

-17.819478 31.037083 7
123479 Euclea divinorum 3 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde Woodland Dande Safari Area 0 Zimbabwe 1530C4 N 417

-15.860751 30.384706 7
124963 Eulophia cucullata 27 Nov 2024 IC Riddell
 IC Riddell BT Wursten Haka Game Park, Harare. 1,3 0 Zimbabwe 1731C3 C 1539

In flower. iNaturalist record

 7
118628 Eulophia streptopetala 13 Nov 2022 MA Hyde
IC Riddell
 MA Hyde In woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1500

7
118999 Euphorbia hirta 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde On slope or top of hill The 'red hill', Zimphos Industry grounds 1 0 Zimbabwe 1731C3 C 1556

-17.857427 31.124620 7
119110 Euphorbia hirta 29 Jan 2023 MA Hyde
IC Riddell
 MA Hyde In seasonally wet soil over rocks Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1496

-17.851000 31.096887 7
122233 Faidherbia albida 18 Jun 2023 MA Hyde
M Coates Palgrave
IC Riddell
T Alegria
 MA Hyde M Coates Palgrave T Alegria In arboretum Prince Edward School, Harare 1,235 2 Zimbabwe 1731C3 C 1494

-17.818746 31.036813 7
98421 Faurea rochetiana 15 Feb 1982 IC Riddell
 RB Drummond Open woodland Between the caravan site and the dam wall on North Bank, Lake Chivero. 11 0 Zimbabwe 1730D4 C 1380

-17.872900 30.808500 5
98427 Ficus sur 15 Feb 1982 IC Riddell
 RB Drummond Open woodland Between the caravan site and the dam wall on North Bank, Lake Chivero. 11 0 Zimbabwe 1730D4 C 1380

-17.872900 30.808500 5
98417 Flacourtia indica 15 Feb 1982 IC Riddell
 RB Drummond Open woodland Between the caravan site and the dam wall on North Bank, Lake Chivero. 11 0 Zimbabwe 1730D4 C 1380

-17.872900 30.808500 5
122239 Flacourtia indica 18 Jun 2023 MA Hyde
M Coates Palgrave
IC Riddell
T Alegria
 MA Hyde M Coates Palgrave T Alegria In arboretum Prince Edward School, Harare 1,235 2 Zimbabwe 1731C3 C 1494

-17.819364 31.036978 7
122803 Gladiolus dalenii subsp. dalenii 16 Jan 2021 IC Riddell
 IC Riddell In vlei grassland Monavale Vlei, Harare. 1,77 0 Zimbabwe 1731C3 C 1457

iNaturalist record

 7
118898 Gloriosa superba 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde Open sandy area in woodland Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1491

-17.842635 31.085242 7
119006 Gloriosa superba 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Open disturbed ground near workings Zimbabwe Phosphate Industry grounds 1 0 Zimbabwe 1731C3 C 1533

-17.865692 31.127382 7
117705 Gomphocarpus physocarpus 15 May 2022 MA Hyde
IC Riddell
 MA Hyde Disturbed ground Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1499

-17.839741 31.086912 7
118886 Gomphocarpus physocarpus 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde Disturbed ground by path Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1493

-17.839710 31.086928 7
118906 Gomphrena celosioides 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde Open sandy woodland, possibly slightly disturbed Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1489

-17.843488 31.084374 7
118966 Gomphrena celosioides 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Roadside Zimbabwe Phosphate Industry grounds 1 0 Zimbabwe 1731C3 C 1537

-17.855751 31.130964 7
123555 Gomphrena celosioides 5 Nov 2023 MA Hyde
C Sharp
IC Riddell
 MA Hyde In floodplain Faidherbia forest Near Masau Lodge, Kanyemba 0 Zimbabwe 1530C2 N 327

-15.659016 30.349200 7
102468 Habenaria schimperiana 5 Feb 2017 IC Riddell
 IC Riddell C Peter Monavale Vlei, Harare 1,77 0 Zimbabwe 1731C3 C 1460

ADU OrchidMap record

 7
123404 Holarrhena pubescens 2 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde Mopane woodland Road from Chapoto fly gate to Angwa Bridge, Dande CL 0 Zimbabwe 1630A2 N 469

Milky latex; flowers white

 -16.118310 30.439908 7
123412 Holarrhena pubescens 2 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde Mopane woodland Near Masoka turning, Dande CL 0 Zimbabwe 1630A2 N 452

-16.122439 30.322921 7
123577 Holarrhena pubescens 5 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde Woodland C. 2 kms SE of Masau Lodge, near Kanyemba 0 Zimbabwe 1530C2 N 340

-15.665569 30.363893 7
122241 Hymenodictyon floribundum 18 Jun 2023 MA Hyde
M Coates Palgrave
IC Riddell
T Alegria
 MA Hyde M Coates Palgrave T Alegria In arboretum Prince Edward School, Harare 1,235 2 Zimbabwe 1731C3 C 1494

-17.819155 31.036901 7
118993 Imperata cylindrica 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde On slope or top of hill The 'red hill', Zimphos Industry grounds 1 0 Zimbabwe 1731C3 C 1556

-17.857692 31.124997 7
119117 Ipomoea alba 29 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Riverine vegetation Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1495

Probably an escape from cultivation

 -17.850571 31.097268 7
119013 Ipomoea batatas 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Open disturbed ground near workings Zimbabwe Phosphate Industry grounds 1 0 Zimbabwe 1731C3 C 1538

-17.863123 31.125711 7
120216 Ipomoea dichroa 29 Mar 2023 MA Hyde
IC Riddell
 MA Hyde Open sandy woodland Mukuvisi Woodland, near the Quarries 1,2 0 Zimbabwe 1731C3 C 1502

Flowers small; leaves white beneath.

 -17.844298 31.086990 7
118937 Ipomoea obscura var. obscura 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde Open sandy woodland Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1497

Flowers yellow.

 -17.848532 31.092103 7
118923 (cultivated) Jacaranda mimosifolia (cultivated) 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde Shady riverine woodland Chiraura River, Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1482

Naturalised plants

 -17.845477 31.081461 7
118961 (cultivated) Jacaranda mimosifolia (cultivated) 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Roadside Zimbabwe Phosphate Industry grounds 1 2 Zimbabwe 1731C3 C 1537

-17.855751 31.130964 7
118979 (cultivated) Jacaranda mimosifolia (cultivated) 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde On slope or top of hill The 'red hill', Zimphos Industry grounds 1 0 Zimbabwe 1731C3 C 1551

-17.857959 31.124694 7
119083 (cultivated) Jacaranda mimosifolia (cultivated) 29 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Sandy woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1486

Naturalised small tree.

 -17.844026 31.084778 7
118916 Kedrostis foetidissima 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde In thicker more shaded woodland Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1487

-17.844502 31.082268 7
118922 Lantana camara 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde Shady riverine woodland Chiraura River, Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1482

White-flowered form

 -17.845477 31.081461 7
118964 Lantana camara 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Roadside Zimbabwe Phosphate Industry grounds 1 0 Zimbabwe 1731C3 C 1537

-17.855751 31.130964 7
118983 Lantana camara 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde On slope or top of hill The 'red hill', Zimphos Industry grounds 1 0 Zimbabwe 1731C3 C 1552

Flowers white

 -17.857824 31.124745 7
119874 Lantana camara 12 Mar 2023 MA Hyde
IC Riddell
 MA Hyde Sandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1512

-17.842871 31.091894 7
117721 Leonotis nepetifolia var. nepetifolia 15 May 2022 MA Hyde
IC Riddell
 MA Hyde Disturbed ground Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1499

3 bands of hairs in corolla

 -17.839045 31.087464 7
122242 Leucaena leucocephala 18 Jun 2023 MA Hyde
M Coates Palgrave
IC Riddell
T Alegria
 MA Hyde M Coates Palgrave T Alegria In arboretum Prince Edward School, Harare 1,235 2 Zimbabwe 1731C3 C 1494

-17.818650 31.037101 7
123537 Momordica charantia subsp. charantia 5 Nov 2023 MA Hyde
C Sharp
IC Riddell
 MA Hyde M Coates Palgrave In floodplain Faidherbia forest Near Masau Lodge, Kanyemba 0 Zimbabwe 1530C2 N 327

-15.657634 30.348587 7
118918 Mondia whitei 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde Shady riverine woodland Chiraura River, Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1486

A common climber in the shady woodland

 -17.844612 31.081891 7
117690 Myrsine africana 15 May 2022 MA Hyde
IC Riddell
 MA Hyde Sandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1490

-17.844075 31.085598 7
116061 Nymphaea nouchali var. caerulea 25 Mar 2022 IC Riddell
 IC Riddell In water Monavale Vlei, Harare 1,77 0 Zimbabwe 1731C3 C 1461

iNaturalist record

 -17.805765 31.008340 7
118902 Ocimum gratissimum subsp. gratissimum var. gratissimum 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde Open sandy woodland, possibly slightly disturbed Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1490

Subshrub, 60 cm tall; flowers white; stamens exserted

 -17.843210 31.084551 7
119067 Ocimum gratissimum subsp. gratissimum var. gratissimum 29 Jan 2023 MA Hyde
IC Riddell
 MA Hyde M Coates Palgrave In woodland By entry path, Mukuvisi Woodland, Harare 1,2 0 Zimbabwe 1731C3 C 1489

Small shrub, c. 1.5 m tall; leaves smelling of cloves when crushed.

 -17.838856 31.087593 7
119079 Ocimum gratissimum subsp. gratissimum var. gratissimum 29 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Open sandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1482

Similar to the earlier collection but not all fruiting calyces are closed.

 -17.843246 31.084496 7
119099 Persicaria decipiens 29 Jan 2023 MA Hyde
IC Riddell
 MA Hyde At edge of Mukuvisi River By bridge over the Mukuvisi River 1,2 0 Zimbabwe 1731C3 C 1487

Leaves narrow; flowers pink.

 -17.850641 31.091555 7
118889 Persicaria madagascariensis 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde Edge of dam Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1490

Flowers pink; at edge of dam

 -17.840314 31.087182 7
118890 Persicaria senegalensis 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde In the dam Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1491

Plant robust with thick stems; flower heads off-white; growing in the water or dried-up muddy areas.

 -17.840440 31.087135 7
118621 Phoenix reclinata 13 Nov 2022 MA Hyde
IC Riddell
 MA Hyde In riverine shade By Mukuvisi River, Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1496

Many plants

 -17.849722 31.089454 7
122250 Phoenix reclinata 18 Jun 2023 MA Hyde
M Coates Palgrave
IC Riddell
T Alegria
 MA Hyde M Coates Palgrave T Alegria In arboretum Prince Edward School, Harare 1,235 2 Zimbabwe 1731C3 C 1494

-17.818690 31.037249 7
98428 Piliostigma thonningii 15 Feb 1982 IC Riddell
 RB Drummond Open woodland Between the caravan site and the dam wall on North Bank, Lake Chivero. 11 0 Zimbabwe 1730D4 C 1380

-17.872900 30.808500 5
123532 Pluchea dioscoridis 5 Nov 2023 MA Hyde
C Sharp
IC Riddell
 MA Hyde M Coates Palgrave In floodplain Faidherbia forest Near Masau Lodge, Kanyemba 0 Zimbabwe 1530C2 N 327

-15.657401 30.348491 7
123546 Pluchea dioscoridis 5 Nov 2023 MA Hyde
C Sharp
IC Riddell
 MA Hyde M Coates Palgrave In floodplain Faidherbia forest Near Masau Lodge, Kanyemba 0 Zimbabwe 1530C2 N 328

In flower

 -15.658341 30.348738 7
117351 Pontederia crassipes 30 Jan 2021 IC Riddell
 IC Riddell Crowborough, Harare 1 0 Zimbabwe 1730D4 C 1416

iNaturalist record

 -17.860062 30.913136 7
123512 Pontederia crassipes 4 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde Floating in the Zambezi River Mupata Gorge, Chewore Safara Area, 5.4 km NW of the Tunsa River mouth 59 0 Zimbabwe 1530C1 N 336

-15.635792 30.182867 7
123517 Pontederia crassipes 4 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde Edge of river Chewore Safara Area, 0.5 km NE of the Tunsa River mouth 59 0 Zimbabwe 1530C1 N 335

-15.668903 30.220450 7
118985 Portulaca oleracea 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde On slope or top of hill The 'red hill', Zimphos Industry grounds 1 0 Zimbabwe 1731C3 C 1556

-17.857983 31.124885 7
123552 Portulaca oleracea 5 Nov 2023 MA Hyde
C Sharp
IC Riddell
 MA Hyde M Coates Palgrave In floodplain Faidherbia forest Near Masau Lodge, Kanyemba 0 Zimbabwe 1530C2 N 326

-15.658834 30.348280 7
118647 Pseudognaphalium luteo-album 13 Nov 2022 MA Hyde
IC Riddell
 MA Hyde Open ground Mukuvisi Woodland, path between entrance gates 1,2 0 Zimbabwe 1731C3 C 1489

-17.839537 31.087035 7
118595 Psidium guajava 18 Oct 2022 MA Hyde
IC Riddell
 MA Hyde In open ground insandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1513

Many guava shrubs

 -17.841639 31.097207 7
118643 Rauvolfia afra 13 Nov 2022 MA Hyde
IC Riddell
 MA Hyde In thick riverine woodland close to the Mukuvisi River. Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1505

The trees look native but the area generally has many weeds and introductions and is very close to houses in the adjacent suburb.

 -17.850529 31.097265 7
122252 Rauvolfia afra 18 Jun 2023 MA Hyde
M Coates Palgrave
IC Riddell
T Alegria
 MA Hyde M Coates Palgrave T Alegria In arboretum Prince Edward School, Harare 1,235 2 Zimbabwe 1731C3 C 1494

-17.818756 31.037046 7
118977 Ricinus communis var. communis 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde On slope or top of hill The 'red hill', Zimphos Industry grounds 1 0 Zimbabwe 1731C3 C 1549

-17.858362 31.124978 7
118585 Securidaca longepedunculata 18 Oct 2022 MA Hyde
IC Riddell
 MA Hyde In open ground insandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1504

7
123564 Tacazzea apiculata 5 Nov 2023 MA Hyde
C Sharp
IC Riddell
 MA Hyde Amongst lodges Near Masau Lodge, Kanyemba 0 Zimbabwe 1530C2 N 329

In fruit

 -15.657109 30.347252 7
126734 Tacazzea apiculata 30 Mar 2025 MA Hyde
IC Riddell
 MA Hyde Sandy slope, close to a pond Mukuvisi Woodland, Harare 1,2 0 Zimbabwe 1731C3 C 1496

Same plant as recorded earlier

 -17.844481 31.086979 7
118967 Thespesia garckeana 17 Jan 2023 MA Hyde
IC Riddell
 MA Hyde Roadside Zimbabwe Phosphate Industry grounds 1 0 Zimbabwe 1731C3 C 1537

-17.855751 31.130964 7
112923 Trichilia emetica subsp. emetica 4 Nov 2019 IC Riddell
 IC Riddell BT Wursten Chizarira National Park 161 0 Zimbabwe 1727D1 N 653

iNaturalist record

 -17.679050 27.702145 6
112924 Trichilia emetica subsp. emetica 21 Sep 2018 IC Riddell
 IC Riddell BT Wursten Mana Pools National Park 59 0 Zimbabwe 1529C4 N 365

iNaturalist record

 -15.772572 29.270384 7
112925 Trichilia emetica subsp. emetica 13 Jan 2018 IC Riddell
 IC Riddell BT Wursten Sango, Save Valley Conservancy 0 Zimbabwe 2032A1 S 581

-20.242708Lon:

-20.242708 32.032150 6
117539 Tridactyle tridentata 15 May 2022 MA Hyde
IC Riddell
 MA Hyde Sandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1493

7
118627 Tridactyle tridentata 13 Nov 2022 MA Hyde
IC Riddell
 MA Hyde In woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1496

Flowers brown

 7
123535 Urena lobata 5 Nov 2023 MA Hyde
C Sharp
IC Riddell
 MA Hyde In floodplain Faidherbia forest Near Masau Lodge, Kanyemba 0 Zimbabwe 1530C2 N 327

-15.657401 30.348491 7
122263 Voacanga africana 18 Jun 2023 MA Hyde
M Coates Palgrave
IC Riddell
T Alegria
 MA Hyde In arboretum Prince Edward School, Harare 1,235 2 Zimbabwe 1731C3 C 1494

Bark smooth; fruits smooth.

 7
118904 Waltheria indica 31 Dec 2022 MA Hyde
IC Riddell
 MA Hyde Open sandy woodland, possibly slightly disturbed Mukuvisi Woodlands, Harare 1,2 0 Zimbabwe 1731C3 C 1489

-17.843328 31.084435 7
118601 Xenostegia tridentata subsp. angustifolia 18 Oct 2022 MA Hyde
IC Riddell
 MA Hyde In sandy miombo woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1514

In yellow flower

 -17.843179 31.097758 7
98430 Ximenia afra var. afra 15 Feb 1982 IC Riddell
 RB Drummond Open woodland Between the caravan site and the dam wall on North Bank, Lake Chivero. 11 0 Zimbabwe 1730D4 C 1380

-17.872900 30.808500 5
123403 Ximenia americana var. microphylla 2 Nov 2023 MA Hyde
M Coates Palgrave
C Sharp
IC Riddell
K van Laeren
J Van Bel
S Mulunjana
 MA Hyde Mopane woodland Road from Chapoto fly gate to Angwa Bridge, Dande CL 0 Zimbabwe 1630A2 N 468

-16.118207 30.439752 7
108135 Xysmalobium undulatum 16 Mar 2020 IC Riddell
 IC Riddell BT Wursten Marlborough vlei, Harare 1 0 Zimbabwe 1730D2 C 1466

iNaturalist record

 -17.736520 30.989618 7
118651 Ziziphus mucronata 13 Nov 2022 MA Hyde
IC Riddell
 MA Hyde In woodland Mukuvisi Woodland 1,2 0 Zimbabwe 1731C3 C 1490

In flower

 -17.840420 31.086986 7
126733 Ziziphus mucronata 30 Mar 2025 MA Hyde
IC Riddell
 MA Hyde In miombo woodland Mukuvisi Woodland, Harare 1,2 0 Zimbabwe 1731C3 C 1489

Subsp. rhodesiaca

 -17.840406 31.087097 7

Copyright: The Kenya flora team, 2026

The Kenya flora team (2026). Flora of Kenya: Records made by Ian Riddell.
https://www.kenyaflora.com/speciesdata/utilities/utility-display-records-by-person.php?person_id=250, retrieved 29 September 2026

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