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Records made by Jacobsen

Records: 51

The following is a list of the records made by Jacobsen 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
48910 Adiantum poiretii 25 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3086 SRGH
 Bridal Veil Falls 64 0 Zimbabwe 1932D4 E 1400

0.000000 0.000000 2
48909 Adiantum poiretii 21 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3878 SRGH
 Indigenous forest in deep shade Banti South 0 Zimbabwe 1932B4 E 1770

Tufted ground fern, 40-45 cms tall

 0.000000 0.000000 2
49732 Amauropelta bergiana var. bergiana 23 Jan 1964 WBG Jacobsen
 WBG Jacobsen 3063 SRGH
 In deep shady ravine Sheba Forest Estate 0 Zimbabwe 1832D4 E 1800

Erect tufted ground fern

 0.000000 0.000000 2
52110 Ampelopteris prolifera 4 Feb 1966 WBG Jacobsen
 WBG Jacobsen 3000 SRGH
 Edge of Lutope river, amongst grass Sengwa Research station, Kariba 0 Zimbabwe 1828A2 N 0

0.000000 0.000000 2
24479 Arthropteris orientalis 6 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3764 SRGH
 Open grassland amongst rocks Inyanga, Nyamziwa falls 0 Zimbabwe 1832B4 VQ77-82- E 1675

0.000000 0.000000 2
35641 Asplenium erectum 24 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3898 SRGH
 Deep shade under Dracaena thicket Chirinda forest near Swynnerton memorial 6 0 Zimbabwe 2032B3 E 0

0.000000 0.000000 2
35640 Asplenium erectum 22 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3036 SRGH
 Deep shade Bunga forest, Vumba 39,63,156 0 Zimbabwe 2032B2 E 0

0.000000 0.000000 2
35778 Asplenium hypomelas 13 Mar 1969 WBG Jacobsen
 WBG Jacobsen s.n. SRGH
 Deep shade at bottom end of ravine Imbeza forest reserve, Zuwane forest 0 Zimbabwe 1832D3 E 1480

0.000000 0.000000 2
35973 Asplenium monanthes 21 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3883 SRGH
 In forest almost under waterfall Banti S 0 Zimbabwe 1932B4 E 1770

0.000000 0.000000 2
36141 Asplenium protensum 21 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3866 SRGH
 In shade near stream in forest Banti S 0 Zimbabwe 1932B4 E 1770

0.000000 0.000000 2
36239 Asplenium sandersonii 21 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3877 SRGH
 Epiphyte in shade Banti S 0 Zimbabwe 1932B4 E 1770

0.000000 0.000000 2
36168 Asplenium stuhlmannii 25 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3904 SRGH
 Among grass at base of granite outcrops Kyle dam, 2miles S of dam, Masvingo 0 Zimbabwe 2031A1 S 975

0.000000 0.000000 2
52915 Athyrium newtonii 28 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3093 SRGH
 Erect ground fern on rocks Tessa's Pool, Chimanimani 0 Zimbabwe 1932D4 E 1130

0.000000 0.000000 2
53042 Athyrium schimperi 6 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3763 SRGH
 In open grassland among rocks Nyanziwa Falls, on S-side, Nyanga district 0 Zimbabwe 1832B2 E 1680

Tufted ground fern, 35-40 cm tall

 0.000000 0.000000 2
52115 Christella dentata 1 May 1969 WBG Jacobsen
 WBG Jacobsen 633 EACLE Schelpe SRGH
 Growing on banks of the Kove river. Sengwa Research Station 0 Zimbabwe 1828A2 N 0

Very common

 0.000000 0.000000 2
52347 Christella dentata 29 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3115 SRGH
 Common in deep shade Chirinda forest 6 0 Zimbabwe 2032B3 E 1130

Erect, tufted, ground fern, 3-4 feet high

 0.000000 0.000000 2
52669 Christella gueinziana 4 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3715 SRGH
 Under rock, almost under water. Inyangombe Falls, Nyanga district. 54,154 0 Zimbabwe 1832B3 E 1584

Tufted ground fern, 90 cms tall

 0.000000 0.000000 2
39880 Crepidomanes melanotrichum 7 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3792 SRGH
 Indigenous forest, under surface of rocks. Road to Mtarazi falls, Inyanga 0 Zimbabwe 1832B4 E 1463

Rhizomatous fern, forming dense mats - 3-4 cm tall

 0.000000 0.000000 2
39944 Crepidomanes melanotrichum 28 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3094 SRGH
 On rocks near waterfall, forming dense mats on surface of rocks Tessa' s pool, Chimanimani 0 Zimbabwe 1932D4 VP983146 E 1130

0.000000 0.000000 6
39895 Crepidomanes melanotrichum 22 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3031 SRGH
 Small epiphytic fern Bunga forest, Vumba Mountains 39,63,156 0 Zimbabwe 1932B2 E 0

Up to 1 inch

 0.000000 0.000000 2
39896 Crepidomanes melanotrichum 22 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3044 SRGH
 Lithophytic and gregarious on boulders Forest just below Mountain Lodge Hotel, Vumba 63,156 0 Zimbabwe 1932B2 E 1524

0.000000 0.000000 2
22556 Dicranopteris linearis 23 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3081 SRGH
 Forest edge Mutare, Sheba forest estate on Mozambican border 0 Zimbabwe 1832D4 E 1735

0.000000 0.000000 0
53190 Diplazium zanzibaricum 13 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3848 SRGH
 Common in ravine Imbeza Forest Reserve, Zuware Forest, Mutare district 0 Zimbabwe 1832D3 E 1510

Tree fern, 1.8-2.5m tall

 0.000000 0.000000 2
49539 Elaphoglossum acrostichoides 28 Jan 1967 WBG Jacobsen
 WBG Jacobsen 8098 SRGH
 Amongst boulders Tesse Pools, Chimanimani Mountains 0 Zimbabwe 1932D4 E 0

Erect rhizomatous fern, 12 inches high

 0.000000 0.000000 2
49541 Elaphoglossum acrostichoides 5 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3747 SRGH
 On streamlet, on rocks, in shade W side of Inyangani 54,155 0 Zimbabwe 1832B4 E 2255

Rhizomatous lithophyte

 0.000000 0.000000 2
49563 Elaphoglossum aubertii 28 Jan 1964 WBG Jacobsen
 WBG Jacobsen 3095 SRGH
 On boulders Tessa's Pool, Chimanimani Mountains. 0 Zimbabwe 1932D4 E 1130

Lithophytic fern

 0.000000 0.000000 2
49659 Elaphoglossum hybridum 5 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3751 SRGH
 On steep soil banks in streamlet, in deep shade W-side of Inyangani, Rhodes (Nyanga) National Park 46,54,155 0 Zimbabwe 1832B4 E 0

Erect lithophyte rhizomatous fern, 10-20 cm tall

 0.000000 0.000000 2
22389 Equisetum ramosissimum subsp. ramosissimum 1 May 1969 WBG Jacobsen
 WBG Jacobsen 632 SRGH
 Edge of Sengwa River, near mouth of Kove River Gokwe, Sengwa Resarch station 0 Zimbabwe 1828A1 PK29-89- N 0

0.000000 0.000000 0
22439 Histiopteris incisa 21 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3012 SRGH
 Montane forest Vumba, below Mountain Lodge 63,156 0 Zimbabwe 1932B2 E 1615

0.000000 0.000000 0
22657 Huperzia saururus 5 Mar 1963 WBG Jacobsen
 WBG Jacobsen 3754 SRGH
 On steep earth banks and rock walls in streamlet in deep shade Inyanga, Mt. Inyangani, W-side 46,54,155 0 Zimbabwe 1832B4 VQ83-76- E 2250

0.000000 0.000000 0
40238 Hymenophyllum kuhnii 22 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3042 SRGH
 Epiphytic with Vittaria isoetifolia Bunga Forest, Vumba 39,63,156 0 Zimbabwe 1932B2 E 1830

(Altitude 1830m?)

 0.000000 0.000000 2
40241 Hymenophyllum kuhnii 7 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3778 SRGH
 In crack of rock overlooking falls Mtarazi Falls, Inyanga 46,155 0 Zimbabwe 1832B4 E 1370

Lithophytic cryptogamous plant forming entangled masses on rock face. 8-11 cms tall

 0.000000 0.000000 2
22448 Hypolepis sparsisora 13 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3837 SRGH
 Open places on steep slopes Imbezi Forest Estate, Zuvane forest 0 Zimbabwe 1832D3 E 1555

0.000000 0.000000 0
52847 Lepisorus excavatus 5 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3748 SRGH
 Epiphytic, in streamlet W side of Inyangani 46,54 0 Zimbabwe 1832B4 E 2260

Rhizomatous, epiphytic fern to 20-30 cm tall

 0.000000 0.000000 2
52851 Lepisorus excavatus 22 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3038 SRGH
 Epiphytic or lithophytic fern Bunga forest, Vumba Mountain 39,63 0 Zimbabwe 1932B2 E 1830

0.000000 0.000000 2
52863 Lepisorus excavatus 23 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3065 SRGH
 Epiphytic on large tree in ravine Sheba Forest Estate, Mutare district 0 Zimbabwe 1832D4 E 0

Epiphytic rhizomatous fern

 0.000000 0.000000 2
40863 Lomariopsis warneckei 24 Mar 1968 WBG Jacobsen
 WBG Jacobsen 3896 SRGH
 Near spring in the centre of the forest. Chirinda Forest 6 0 Zimbabwe 2032B3 E 1130

Rhizomatous ground - or epiphytic fern, to 70 cm tall

 0.000000 0.000000 2
22686 Lycopodiella caroliniana 4 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3730 SRGH
 Streambed on wet ground Inyanga, Inyanga N.P., Mare dam 54,155 0 Zimbabwe 1832B4 VQ75-77- E 1830

0.000000 0.000000 0
22696 Lycopodiella cernua 23 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3060 SRGH
 Shallow soil on granite Sheba Forest Estate 0 Zimbabwe 1832D4 E 1795

0.000000 0.000000 0
22737 Lycopodium clavatum 23 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3064 SRGH
 In ravine Sheba Forest Estate 0 Zimbabwe 1795

0.000000 0.000000 0
22458 Microlepia speluncae 22 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3887 SRGH
 Deep shade near stream Chimanimani, Cashel, Black Mt. Inn 0 Zimbabwe 1932D2 E 1125

0.000000 0.000000 0
24513 Oleandra distenta 28 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3092 SRGH
 On rocks from cliffs Chimanimani, Tessa's pool 33,66 0 Zimbabwe 1932D4 VP983146 E 1125

0.000000 0.000000 6
52877 Pleopeltis macrocarpa 29 Jan 1964 WBG Jacobsen
 WBG Jacobsen 3121 SRGH
 Epiphytic on large trees about 100 feet up Chirinda forest 6 0 Zimbabwe 2032B3 E 1130

0.000000 0.000000 2
52878 Pleopeltis macrocarpa 5 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3750 SRGH
 Epiphyte, in streamlet, with Pleopeltis excavata W. side of Inyangani 46,54 0 Zimbabwe 1832B4 E 2260

Epiphyte, 10-20 cm tall

 0.000000 0.000000 2
52879 Pleopeltis macrocarpa 22 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3032 SRGH
 Small lithophyte on granite boulders Forest on Eastern slope of Castle Mountain, Vumba Mts. 50,63 0 Zimbabwe 1932B1 E 1830

0.000000 0.000000 2
52720 Pneumatopteris unita 22 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3040 SRGH
 Swampy gully in shade Forest on eastern slope of Castle Mountain, Vumba 63 0 Zimbabwe 1932B2 E 1830

Small tree fern, stem 1 foot high, fronds 4 feet

 0.000000 0.000000 2
52722 Pneumatopteris unita 13 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3843 SRGH
 At bottom end of ravine, in deep shade. Imbeza Forest Reserve, Zuware Forest, Mutare district. 0 Zimbabwe 1832D3 E 1490

Low-stemmed, large ground fern, 150 cms tall.

 0.000000 0.000000 2
49366 Polystichum transvaalense 21 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3864 JP Roux SRGH
 Indigenous forest, near stream. Banti South. 0 Zimbabwe 1932B4 E 1770

Tufted ground fern to 70-80 cm tall.

 0.000000 0.000000 2
53276 Pteris catoptera 7 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3795 SRGH
 Indigenous forest, ground fern, 100 cms tall. On road to Mtarazi Falls, Nyanga district. 0 Zimbabwe 1832B4 E 1460

0.000000 0.000000 2
48705 Tectaria gemmifera 13 Mar 1969 WBG Jacobsen
 WBG Jacobsen 3844 SRGH
 Common in shade, rhizomatous ground fern up to 5' tall Imbeza Forest Reserve, Zuwane Forest 0 Zimbabwe 1832D3 E 1570

0.000000 0.000000 2
52529 Thelypteris confluens 23 Jan 1967 WBG Jacobsen
 WBG Jacobsen 3067 SRGH
 In ravine in open sedge swamp with Cyperaceae Sheba Forest Estate, Mutare district 0 Zimbabwe 1832D4 E 1800

Rhizomatous erect fern

 0.000000 0.000000 2

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Copyright: The Rwanda flora team, 2024-25

The Rwanda flora team (2025). Flora of Rwanda: Records made by Jacobsen.
https://www.rwandaflora.com/speciesdata/utilities/utility-display-records-by-person.php?person_id=179, retrieved 2 April 2025

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