Records determined by Roger Polhill

Determinations: 24

The following is a list of the records determined by Roger Polhill 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
80882Agelanthus zizyphifolius subsp. vittatus18 Nov 1993DK Harder
DK Harder 1929 RM Polhill K
In seasonally inundated area on deep alluvial soils.Kasanka National Park, Luwombwa River. 990Zambia1230C1C1170

Parasite; leaves light green; calyx light green; corolla tube green and tipped in dull red; anthers orange; constriction on corolla tube green.

-12.53861130.2277785
80883Agelanthus zizyphifolius subsp. vittatus28 Feb 1995B Luwiika
B Luwiika 108 RM Polhill B Luwiika K
Miombo woodlandMwinilunga District; Ikelenge; Kavunga Protected Forest Area; adjacent to Hillwood Farms' Nchila Wildlife Reserve at Hillwood Farms; ca. 3.5 km E of Ikelenge. 1520Zambia1124A4W1350

Parasitic; stems greyish-black; leaves smooth, dark green above, light green beneath; fruits smooth, dark green; latex creamy.

-11.25944424.3261115
80884Agelanthus zizyphifolius subsp. vittatus28 Feb 1995B Luwiika
B Luwiika 127 RM Polhill B Luwiika K
Mwinilunga District; Ikelenge; Kalene Hills (12.6 km from Ikelenge Mission). 0Zambia1124A1W1440

Parasitic; stems greyish-black; leaves smooth dark green; inflorescence pink, petals connate into column.

-11.18472224.1997225
80885Agelanthus zizyphifolius subsp. vittatus14 May 1994HH Schmidt
HH Schmidt 1373 RM Polhill K
Fine sand to rocky soils, primarily granite, feldspar and mica.Mpika District; North Luangwa National Park; Elephants Playground; ca. 14.0 km SE of Mano Camp. 910Zambia1132D2N880

Parasite in trees. Leaves yellowish-green, dark. Fruits green turning red at maturity. Common.

-11.67355632.7666675
81594Crotalaria aculeata subsp. aculeata8 Mar 1997DK Harder
B Luwiika
HH Schmidt
NB Zimba
DK Harder B Luwiika HH Schmidt NB Zimba 1032 RM Polhill K
Undifferentiated Miombo-Combretum woodland. Brown Kalahari sands. Choma District; 40.9 km from Choma along Choma-Namwala Road. 0Zambia1626B4S1120

Shrub to 1 m, common along roadsides. Leaves dull green. Flowers yellow. Standard with brown streaks.

-16.46666726.9333335
81597Crotalaria alexandri12 Mar 1996MG Bingham
DK Harder
B Luwiika
NB Zimba
MG Bingham DK Harder B Luwiika NB Zimba 3673 RM Polhill K
Lusaka District; Lusaka East; forest #27 (past) State Lodge Road, south ca. 2 km; then north 2 km; at source tributary of Chalimbana River. 1470Zambia1528A4C1260

Spreading and upright; stems dull green; calyx very light green; standard a dull yellow-light orange, inside brighter yellow; wings bright yellow; keel light green; young pods light green.

-15.44250028.4225005
81598Crotalaria alexandri3 Mar 1997DK Harder
B Luwiika
HH Schmidt
NB Zimba
DK Harder B Luwiika HH Schmidt NB Zimba 576 RM Polhill B Luwiika K
Along the Maamba/Sinazongwe RoadChoma District; Collecting along the Maamba/Sinazongwe Road, 11.4 km from the Choma-Lusaka Road. 0Zambia1627C4S1200

Annual, to 10 cm. Stems light green with brown tint; leaves dark green with white hairs; flowers with brick red; petals, yellow anthers.

-16.86888927.2727785
81599Crotalaria alexandri11 Mar 1997DK Harder
B Luwiika
HH Schmidt
NB Zimba
DK Harder B Luwiika HH Schmidt NB Zimba 2506 RM Polhill K
In miombo woodland with Gleysol soils, rocky and well-drained slopes and adjacent uplift areas. Kalomo District; Travelling northwest on the Kalomo Road (D 714), toward the southern entrance to Kafue National Park. Ca. 30 km from Kalomo. 1000Zambia1626C2S1240

Herb; 20 cm, erect. Plant softly pubescent with white hairs. Standard yellow, red-brown at apex. Wings yellow with red-brown spots. Keel greenish-yellow with red spots. Common in rocky soils, open areas.

-16.73583326.2913895
81600Crotalaria alexandri23 Feb 1997DK Harder
B Luwiika
HH Schmidt
NB Zimba
DK Harder B Luwiika HH Schmidt NB Zimba 951 RM Polhill K
Livingstone District; along Livingstone-Lusaka Road, 18.9 km from the main water tank in Livingstone-Boma along Livingstone-Lusaka Road. 0Zambia1723C1S1020

Small shrub, common on disturbed woodland fringes. Stems green with cream hairs. Flowers orange.

-17.66666723.2000004
81603Crotalaria anthyllopsis12 Mar 1996MG Bingham
DK Harder
B Luwiika
NB Zimba
MG Bingham DK Harder B Luwiika NB Zimba 3667 RM Polhill K
Lusaka District; Lusaka East; forest #27 (past) State Lodge Road, south ca. 2 km; then north 2 km; at source tributary of Chalimbana River. 1470Zambia1528A4C1260

Frequent, among grasses; calyx green; bracteole deep red-purple; standard pale orange with darker red-purple stripes; wings similar; keel pale orange at beak, light green proximally.

-15.44250028.4225005
81614Crotalaria cephalotes11 Mar 1997DK Harder
B Luwiika
HH Schmidt
NB Zimba
DK Harder B Luwiika HH Schmidt NB Zimba 2508 RM Polhill K
In miombo woodland with Gleysol soils, rocky and well-drained slopes and adjacent uplift areas. Kalomo District; Travelling northwest on the Kalomo Road (D 714), toward the southern entrance to Kafue National Park. Ca. 30 km from Kalomo. 1000Zambia1626C2S1240

Herb; 20 cm, erect. Plant softly pubescent. Standard yellow with orange-red semicircle stripe. Keel and wings yellow, slight blush of dull orange at apex. Common in rocky soils.

-16.73583326.2913895
34979Crotalaria cephalotes1 Apr 2000T Baudesson
B Leteinturier
F Malaisse
T Baudesson B Leteinturier F Malaisse 725 RM Polhill BR
WoodlandMavhuradonha, northern Great Dyke0Zimbabwe1630D2N0

-16.50000030.9133335
81612Crotalaria cephalotes15 Jun 1960DEF Vesey-Fitzgerald
DEF Vesey-Fitzgerald 2770 RM Polhill K
Mbale District; Mbala. Mukusa hill Saise drainange, weed of cultivation in Eleusine garden, (f)0Zambia0831D4N1677

Flowers yellow

-8.93333331.8666675
81636Crotalaria glauca21 Feb 1995DK Harder
B Luwiika
MM Nawa
NB Zimba
DK Harder B Luwiika MM Nawa NB Zimba 2732 RM Polhill K
Collections in woodland and in dambo at source of small stream. Mwinilunga District; ca. 15.8 km N/NE of Luawu Mission on Luwawu-Ikelenge Road at village Ipeba.0Zambia1124C1W1410

Rare; in woodland; calyx deep green; standard dull yellow inside, red outside; wings yellow; keel red and green; pods green, deeper purple along upper suture.

-11.52361124.1311115
81648Crotalaria laburnifolia subsp. laburnifolia23 Feb 1997DK Harder
B Luwiika
HH Schmidt
NB Zimba
DK Harder B Luwiika HH Schmidt NB Zimba 954 RM Polhill K
Livingstone District; along Livingstone-Lusaka Road, 18.9 km from the main water tank in Livingstone-Boma along Livingstone-Lusaka Road. 0Zambia1723C1S1020

Shrub to 1 m, rare, in disturbed woodland. Stems bluish green. Leaves green. Flowers yellow. Keel appearing greenish. Pods green, inflated, persistent long, hooked style.

-17.66666723.2000004
81665Crotalaria ochroleuca10 Mar 1995DK Harder
B Luwiika
MM Nawa
NB Zimba
DK Harder B Luwiika MM Nawa NB Zimba 2876 RM Polhill K
Collections from Kamweji marsh, Juncus/grasses. Kabompo District; Trust Land #1, near Chizela Game Management Area #3 along Old Kabompo-Solwezi Hwy.; ca. 37.0 km E-NE of Chipoya Bridge at Samsole village. 0Zambia1324D1B1030

Rare; on raised areas in marsh; to 2.5 m tall; from diffuse, white taproot; nodes tinged in purple; calyx light yellow-green to deep purple-black; standard pale yellow outside with deep purple nerves, inside lighter yellow with lighter nerves; wings light yellow, dark on upper sides with light purple nerves; keel light yellow-green near claw; light to deeper purple toward beak.

-13.57138924.6122225
81681Crotalaria recta18 Feb 1995DK Harder
B Luwiika
MM Nawa
NB Zimba
DK Harder B Luwiika MM Nawa NB Zimba 43 RM Polhill K
Collections from rocky outcrops, Jirundu swamp, and Chana (plain)Solwezi District; Jirundu Botanical Reserve; ca. 110 km NW of Solwezi, then ca. 10 km off the Solwezi-Mwinilunga Road at Kambezi Primary School junction. 0Zambia1125D3W1440

Rare; in the plain; to 1 m; standard bright yellow, red at the base, wings yellow and red; inflorescence at tip of the plant (terminally).

-11.91333325.5219445
83925Tephrosia linearis var. linearis16 Mar 1996DK Harder
B Luwiika
NB Zimba
DK Harder B Luwiika NB Zimba 279 RM Polhill B Luwiika K
Mongu District; In the Miulwe Plain, 44.5 km E of Mongu town on south side of Mongu-Lusaka Road. 0ZambiaB1110

Approx. 1 m tall; stems woody, light green; leaves dark green on top, light green underneath with a white removable powder; fruits yellowish green. Collected in the plain.

0.0000000.0000000
83935Tephrosia vogelii21 Feb 1995DK Harder
B Luwiika
MM Nawa
NB Zimba
DK Harder B Luwiika MM Nawa NB Zimba 2729 RM Polhill K
Collections in woodland and in dambo at source of small stream. Mwinilunga District; ca. 15.8 km N/NE of Luawu Mission on Luwawu-Ikelenge Road at village Ipeba.1Zambia1124C1W1410

Rare; probably cultivated, shrub to 2 m; calyx light green with dark hairs; petals all white; pods brown. Root used as fish poison.

-11.52361124.1311115
83965Thesium goetzeanum29 Jan 1995DK Harder
DK Harder 2507 RM Polhill K
Collections in degraded and grazed woodland with limestone outcrops. Lusaka District; Ca. 500 m N of Jellis Farm turn in, on access road from Leopard's Hill Road. 1450Zambia1528A4C1380

Occasional from woody taproot; tepals light yellow; immature fruit light green.

-15.49555628.4352785
83966Thesium goetzeanum25 Feb 1996DK Harder
DK Harder 3511 RM Polhill K
With limestone rocks and shallow soils. Lusaka District; Lusaka East; Kanyanja; Kafue Powerline Road; S ca. 5 km; then W ca. 2 km to area of old military camp houses. 0Zambia1528C2C1350

Rare, herb; from fleshy rootstock; calyx green; petals (?) white; base of aging fruit white.

-15.52833328.4550005
84170Viscum triflorum1 Aug 1993MG Bingham
MG Bingham 9490 RM Polhill K
Woodland Mkushi District; Changwena Falls. 1350Zambia1329B3C1400

-13.41666729.5500004
84171Viscum triflorum25 Nov 1993DK Harder
DK Harder 2127 RM Polhill K
On rocks and in surrounding miombo woodland; rocky soils, Uapaca woodland.Chinsali District; Shiwa Ng'andu, Mansha River. Collections at Chusa Falls. 1170Zambia1131B1N1470

Parasite on Clusiaceae; young leaves purple-red; petals brown outside, yellow-white inside; anthers yellow-white young fruit light green turning translucent yellow-white when mature; juicy.

-11.15527831.5511115
120881Viscum tuberculatum May 1960RM Davies
RM Davies D2778 RM Polhill SRGH
Stony ridgeOn way to Gokomera, Gweru District0ZimbabweC1067

Parasite mostly on Acacia.

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Copyright: The Rwanda flora team, 2024-26

The Rwanda flora team (2026). Flora of Rwanda: Records determined by Roger Polhill.
https://www.rwandaflora.com/speciesdata/utilities/utility-display-determinations-by-person.php?person_id=49, retrieved 30 January 2026

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