Records determined by Mary Merello

Determinations: 28

The following is a list of the records determined by Mary Merello 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
81131Boscia salicifolia29 Nov 1993DK Harder
DK Harder 2182 MC Merello MO
Collections right above falls, in surrounding forest and along road in sandy soil in miombo woodland. Mbala District; Lungu Protected Forest Area; Kalambo Falls National Heritage site.1250Zambia0831C1N1230

Rare tree, weak-wooded; young fruit green turning a light orange.

-8.59722231.2394445
81132Boscia salicifolia07 Dec 1993CN Nkhoma
CN Nkhoma 133 MC Merello MO
In green thickets on flat landKaputa District; Nsumbu National Park. 11.6 km from Nkamba Lodge west, 4.4 km southwest from bridge on road to park gate at Nsumbu in green thickets on flat land. 1080Zambia0830C2N1000

Uncommon tree 15-20 m tall. White-green fruits.

-8.59194430.4711115
81305Chaetachme aristata01 May 1994DK Harder
DK Harder 3025 MC Merello G McPherson MO
Collections from along W edge of mushitu. Ndola Rural District; 4.6 km W of Lukoshi at intersection of roads to St. Anthony's Mission and Mukumpu School, Kabunda village, Manda mushitu. 0Zambia1327B4W1230

Rare; lianescent shrub in deep shade; tepals green; anthers yellow-orange; fruit light orange.

-13.49722227.9241675
81317Chamaecrista mimosoides09 Mar 1995DK Harder
B Luwiika
MM Nawa
NB Zimba
DK Harder B Luwiika MM Nawa NB Zimba 175 MC Merello MO
In degraded woodland on sand, collections along Manyinga River in flooded area. Kabompo District; Kambyenyuna forest along the Kabompo-Mwinilunga Road ca. 11 km from the Loloma Hospital road junction in Manyinga. 0Zambia1324A4B1140

Very common; in woodland; stem reddish and green; stipules; petals bright yellow.

-13.35277824.2844445
81399Cleome hirta26 May 1994DK Harder
DK Harder 3240 MC Merello MO
Collections at turn out along roadside, in steep woodland and in valley bottoms with seasonal water.Isoka District; ca. 84 km E-SE of intersection of Mpika-Nakonde Highway (Great North Hwy.) on road to (RD72). Connecting to Muyombe (M14), in Fungwe National Forest, # 429. 0Zambia1033A3N1050

Weak-wooded shrub to 1.5 m; also seen in disturbed cultivated fields; calyx red-purple; corolla pink with purple stripe medially and longitudinally; filaments purple; anthers yellow; fruits light green with purple; stems purple.

-10.37583333.1475005
81719Cucumis hirsutus23 Nov 1993DK Harder
DK Harder 2105 MC Merello MO
Collections around Kundalila Falls; below falls, in rocky soils and quartz sand, basalt outcrops. Kanona District; Kundalila Falls Picnic Area, 13 km S of Serenje-Mpika Hwy. at Kanona. 1210Zambia1330B1C1590

Rare in woodland; male flowers only; calyx green; corolla light yellow; anthers yellow.

-13.15444430.7194445
81914Diospyros kirkii31 Oct 1993DK Harder
DK Harder 1847 MC Merello MO
Collections along road and stream in degraded and interplanted woodland.Lusaka: Yielding Tree Farm, ca. 12 km W of Lusaka on Mungwi Road Farmlands N of road. 0Zambia1528A3C1200

Frequent tree to 10 m, black-grey, shallowly fissured bark; young plant parts, axillary buds; calyx lobes and outer corolla tube covered with brownish-red hairs; fruits green, flesh light yellow with sticky sap; interior of corolla tube waxy white.

-15.36555628.1613895
81915Diospyros kirkii05 Nov 1993DK Harder
DK Harder 1858 MC Merello MO
In miombo woodland along stream (seasonal) at permanent pool. Musi-oa Tunia National Park, along road to Songwe Gorge ca. 4 km SW of intersection with Zimbabwe-Livingstone Road. 1060Zambia1725D4S870

Frequent tree to 15 m, square-blocked dark bark; leaves light green; young parts, calyx and outer surface of corolla tube with brown hairs; corolla lobes light green.

-17.96916725.8641675
81916Diospyros kirkii07 May 1994DK Harder
DK Harder 3042 MC Merello MO
In Mopane/Combretum woodland on quartz/mica soils; very drySerenje District; 10.9 km N of Chisomo village. 0Zambia1330D1C600

Frequent, tree to 6 m; fruit green-yellow.

-13.55694430.6138895
81917Diospyros kirkii16 May 1994DK Harder
DK Harder 3137 MC Merello MO
Miombo woodland species mixed with cultivated ornamentals.Mpika District; Mpika town, Chitulika [Ministry of Local Govt. & Housing Hostels] ca. 2 km west of Serenje-Mpika Road, collections within encampment. 0Zambia1131C4N1200

Tree; 10 m x 20 cm dbh; thick grey bark; fruit yellow when ripe.

-11.83555631.4233335
81923Diospyros lycioides subsp. sericea17 Nov 1993DK Harder
DK Harder 1920 MC Merello MO
On sandy soils in seasonally inundated flood plain. Collections in riverine forest. Kasanka National Park, along Musande River near confluence of Musande and Luwombwa Rivers.990Zambia1230C1C1170

Occasional slender tree; calyx green; petals white turning yellow with age.

-12.52722230.1383335
81928Diospyros mespiliformis17 Nov 1993DK Harder
DK Harder 1927 MC Merello MO
On sandy soils in seasonally inundated flood plain. Collections in riverine forest. Kasanka National Park, along Musande River near confluence of Musande and Luwombwa Rivers.990Zambia1230C1C1170

Frequent tree to 6 m, spreading; calyx light green; corolla yellow-green; shallowly fissured grey bark.

-12.52722230.1383335
81929Diospyros mespiliformis19 Nov 1993DK Harder
DK Harder 1975 MC Merello MO
Mushitu dominated by Syzygium, marshes and open waterKasanka National Park; Kalamafiala Forest. 990Zambia1230C1C1170

Tree in small forest patch in grassland; calyx light green; outer corolla covered in white to brown hairs; petal lobes light green, fragrant. N.V. "muchenge"

-12.57888930.2297225
81930Diospyros mespiliformis25 Nov 1993DK Harder
DK Harder 2154 MC Merello MO
On rocks and in surrounding miombo woodland; rocky soils, Uapaca woodland.Chinsali District; Shiwa Ng'andu, Mansha River. Collections at Chusa Falls. 1170Zambia1131B1N1470

Tree in woodland to 8 m; black branches; leaves green above, lighter below; midrib yellow; cauliflorous fruit, green under easily removable brown-black pubescence.

-11.15527831.5511115
81931Diospyros mespiliformis29 Nov 1993DK Harder
DK Harder 2189 MC Merello MO
Collections right above falls, in surrounding forest and along road in sandy soil in miombo woodland. Mbala District; Lungu Protected Forest Area; Kalambo Falls National Heritage site.1250Zambia0831C1N1230

Tree 10 m; above falls; leaves deep green and shiny above, duller, lighter below; with young fruit only; calyx light green; young fruit light green with shiny brown hairs.

-8.59722231.2394445
82370Gisekia pharnaceoides var. pharnaceoides08 Dec 1993MC Merello
MC Merello 984 MC Merello MO
Dried dambo and grasslands around Lake Mweru Wantipa. Kaputa District; Mweru Wantipa National Park, along main road through park (D-37) 18.6 km south of northern park gate. 940Zambia0829D1N1000

Annual succulent herb; lower stems pinkish; 20 cm tall; grows in clumps; sepals green; petals white fading to yellow; stamens red-violet; leaves white on undersides.

-8.68333329.5333335
82425Gnidia microcephala24 May 1994CN Nkhoma
CN Nkhoma 247 MC Merello MO
In riverine forest along dried up streams in miombo woodland. Isoka District; 95.3 km from Isoka turnoff to Muyombe. 0Zambia1033A3N1320

60 cm tall occasional herb with small leaves and pink petals.

-10.33111133.2241675
82733Lannea discolor01 Dec 1993CN Nkhoma
CN Nkhoma 109 MC Merello MO
Open woodlandMbala District; 24 km west of Mbala along Mbala-Mpulungu Road to Power Station Road (D549). Open woodlands between 22.6-25.6 km along D549 becoming road RD2. 0Zambia0831C3N1740

Shrub with light green fruits. Grey underside of leaf.

-8.93333331.1833335
82865Markhamia obtusifolia18 Nov 1993DK Harder
DK Harder 1943 MC Merello MO
In seasonally inundated area on deep alluvial soils.Kasanka National Park, Luwombwa River. 990Zambia1230C1C1170

Occasional small tree in small groupings; light brown-gold pubescence over all plant parts; weakly-wooded; calyx light yellow-green; corolla yellow with deep red stripes on lobes and in throat.

-12.53861130.2277785
82868Maytenus undata22 Nov 1993DK Harder
DK Harder 2098 MC Merello MO
Collections around Kundalila Falls. Rocky soils, quartz sand and basalt outcrops. Kanona District; Kundalila Falls Picnic Area, 13 km S of Serenje-Mpika Hwy.1210Zambia1330B1C1590

Rare shrub in riverine forest margin; with mature fruit only; infructescence stalk red; inflated fruit light yellow-white with red; orange-brown seeds with white aril at attachment.

-13.15444430.7194445
83015Nuxia oppositifolia05 Nov 1993DK Harder
DK Harder 1855 MC Merello G McPherson MO
In miombo woodland along stream (seasonal) at permanent pool. Musi-oa Tunia National Park, along road to Songwe Gorge ca. 4 km SW of intersection with Zimbabwe-Livingstone Road. 1060Zambia1725D4S870

Occasional herb at edge of pond among rocks, weakly woody; calyx green; petals white; filaments and anthers white.

-17.96916725.8641675
83018Nymphoides thunbergiana09 May 1994CN Nkhoma
CN Nkhoma 179 MC Merello MO
In miombo woodland above meadow. Serenje District; Kundalila Falls. Ca. 65 km from Serenje gas station on road to Mpika, turn to east for 15 km. 1210Zambia1330B1C1415

Water plant with yellow petals, yellow stamens with dark anthers. Long, light green pistil.

-13.15250030.7222225
83049Olax dissitiflora06 Nov 1993DK Harder
DK Harder 1868 MC Merello RD Noyes Along roadside. Thicket vegetation on Kalahari sands.Simonga village, along Nakatindi Road (Livingstone-Sesheke Road), ca. 20 km W of Livingstone. 0Zambia1725D4S0

Occasional shrub to 4 m tall; older bark grey; younger shoots red-brown; calyx green; petals white, fertile; anthers yellow; staminodes white, sweetly fragrant.

-17.96666725.9166675
83050Olax dissitiflora06 Nov 1993DK Harder
DK Harder 1869 MC Merello RD Noyes Along roadside. Thicket vegetation on Kalahari sands.Simonga village, along Nakatindi Road (Livingstone-Sesheke Road), ca. 20 km W of Livingstone. 0Zambia1725D4S0

Occasional shrub to 2 m tall; young fruits green, some fruits with style attached.

-17.96666725.9166675
83164Parinari curatellifolia16 May 1994DK Harder
DK Harder 3135 MC Merello MO
Miombo woodland species mixed with cultivated ornamentals.Mpika District; Mpika town, Chitulika [Ministry of Local Govt. & Housing Hostels] ca. 2 km west of Serenje-Mpika Road, collections within encampment. 0Zambia1131C4N1200

Tree to 5 m x 20 cm dbh; frequent; abaxial leaf surface white, midrib brown; fruits deep green with brown lenticels.

-11.83555631.4233335
83638Sebaea grandis09 Dec 1993DK Harder
DK Harder 2284 MC Merello MO
At bridge over Nchelenje River. Collections in dambo on E side of river. Mporokoso District; along Mporokoso-Kasama Road, 95 km ESE of intersection of Mporokoso-Nsama-Kasama Roads N of Mporokoso. 0Zambia0930D1N1410

Occasional, widely scattered herb from fleshy root; lowest part of stem red; calyx green; corolla tube green at base, light yellow-green at middle; lobes white.

-9.72527830.7327785
84194Wahlenbergia napiformis03 Mar 1997B Luwiika
B Luwiika 579 MC Merello B Luwiika MO
Along the Maamba/Sinazongwe RoadChoma District; Collecting along the Maamba/Sinazongwe Road, 11.4 km from the Choma-Lusaka Road. 0Zambia1627C4S1200

Herb, 1 m, common in wet areas. Stems and leaves dark green; flowers light purple; roots white woody.

-16.86888927.2727785
84201Waltheria indica08 Dec 1993MC Merello
MC Merello 992 MC Merello MO
Dried dambo and grasslands around Lake Mweru Wantipa. Kaputa District; Mweru Wantipa National Park, along main road through park (D-37) 18.6 km south of northern park gate. 940Zambia0829D1N1000

Perennial herb to 75 cm tall; petals yellow; calyx green.

-8.68333329.5333335


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-21

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2021). Flora of Botswana: Records determined by Mary Merello.
https://www.botswanaflora.com/speciesdata/utilities/utility-display-determinations-by-person.php?person_id=526, retrieved 21 April 2021

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