Plants of the Week

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E.g., 26/09/2017
E.g., 26/09/2017

Oncosiphon grandiflorum

Oncosiphon grandiflorum
Common names: matricaria (Engl.); groot stinkkruid, knoppies-stinkkruid, stinkkruid (Afr.)
Family: Asteraceae

This tall, button-flowered annual is ideal for larger gardens and can be grown as a spring and summer annual....

05 / 10 / 2015 | Roger Oliver | Kirstenbosch NBG
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Oplismenus hirtellus

Oplismenus hirtellus growing under tree ferns
Common names: basket grass
Family: Poaceae

An outstanding groundcover for those difficult shady areas under trees, the grass Oplismenus hirtellus makes an interesting textured carpet of deep green...

31 / 01 / 2005 | Isabel Johnson | Kwazulu-Natal NBG
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Orbea

Orbea hardyi
Common names: carrion flower ( Eng. ); aasblom, bokhoring (Afr.)
Family: Apocynaceae

Stapeliads are one of the most interesting groups of succulents — the diversity in shape, colour, size and smell make them an enticing group to collect...

23 / 01 / 2006 | Stoffel Petrus Pieter Bester | National Herbarium Pretoria
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Orbea lutea

Flowers and visiting fly
Common names: yellow carrion flower (Eng.); geelaasblom, ghaap, gwaap, aasblom, kopseerblom, slang-gwaap (Afr.).
Family: Apocynaceae

...

11 / 01 / 2010 | Stoffel Petrus Pieter Bester | National Herbarium Pretoria
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Ornithogalum dubium

Ornithogalum dubium
Common names: yellow chincherinchee (Eng.); geeltjienkerientjee, geeltjienk (Afr.); itsweletswele lasethafeni (Xhosa)
Family: Hyacinthaceae

Ornithogalum dubium is a long-blooming, showy plant with beautiful large flowers, ideal for growing in pots, and as a cut flower....

09 / 01 / 2012 | O Tyambetyu | Kirstenbosch NBG
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Ornithogalum saundersiae

Flowers
Common names: giant chincherinchee ( Eng. ); reuse tjienkerientjee (Afr.)
Family: Hyacinthaceae

The giant chincherinchee is an attractive, easily cultivated garden plant and produces eye-catching, long-lasting flowers that are very suitable for use...

05 / 09 / 2005 | Ronell R. Klopper | National Herbarium Pretoria
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Ornithogalum thyrsoides

Flowerhead
Common names: chincherinchee, wonder-flower, star-of-Bethlehem (Eng.), tjienkerientjee, tjienk, wit-tjienk, viooltjie (Afr.)
Family: Hyacinthaceae

Showy bulbous herb of vast horticultural importance because of its long lasting flowers suitable for use as cut flowers....

26 / 12 / 2005 | Y Singh | Kwazulu-Natal NBG
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Orphium frutescens

Orphium frutescens
Common names: sea-rose, sticky flower (Eng.), teringbos (Afr.)
Family: Gentianaceae

Flowering in the heat of summer the glossy pink stars of Orphium frutescens always attract attention, especially with the surrounding vegetation going...

01 / 01 / 2001 | Liesl Van der Walt | Kirstenbosch NBG
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Ornithogalum conicum

Ornithogalum conicum (Graham Duncan)
Common names: chincherinchee, pure white star-of-Bethlehem (Eng.); tjienkerintjee, viooltjie (Afr.)
Family: Hyacinthaceae

A stunning, early summer-flowering, bulbous plant, with bright white flowers, with prominent yellow centres, in dense heads; a good pot plant, rockery...

08 / 05 / 2017 | Nomama Mei | Kirstenbosch NBG
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Ocimum labiatum

Ocimum labiatum
Common names: pink sage bush, shell bush (Eng.); pienksalie (Afr.)
Family: Lamiaceae

A  stunning drought-hardy ornamental shrub which thrives in full sun or partial shade, flowering prolifically from early summer to late autumn....

17 / 12 / 2001 | Andrew Hankey | Walter Sisulu NBG
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Ottosonderia monticola

Ottosonderia monticola fruits
Common names: crossvygie (Eng.), kruisvygie, granietvygie, bergvingertjies (Afr.)
Family: Aizoaceae

Ottosonderia monticola is a dwarf, tufted mesemb, with ascending flowering branches above the leaf canopy. The flowering branch remains active for more...

26 / 10 / 2015 | Ernst van Jaarsveld | Kirstenbosch NBG
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Oscularia caulescens

Oscularia caulescens flowers
Common names: dassievygie, sandsteenvygie (Afr.)
Family: Aizoaceae

Oscularia caulescens is an easy-to-grow succulent groundcover, ideal as an accent plant in especially rockeries or pots and for low-maintenance and water-wise...

21 / 12 / 2009 | M Buys | Compton Herbarium
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Oscularia piquetbergensis

In flower
Common names: dassievygie, sandsteenygie (Afr.)
Family: Aizoaceae

Oscularia piquetbergensis, just like O. deltoides, is another easy-to-grow succulent groundcover for low-maintenance and water-wise gardens....

18 / 02 / 2008 | M Buys | Compton Herbarium
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Oscularia deltoides

Flowers and fruits of O.deltoides
Common names: dassievygie, sandsteenvygie (Afr.)
Family: Aizoaceae

Oscularia deltoides is an easy-to-grow, succulent groundcover, ideal as an accent plant and for low-maintenance and water-wise gardens....

05 / 03 / 2007 | M Buys | Compton Herbarium
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Osmitopsis asteriscoides

Osmitopsis asteriscoides flowers
Common names: swamp daisy, mountain daisy, bellis (Eng.); bels, belskruie, belsbos, belsebos, belsbossie, belsebossie (Afr.).
Family: Asteraceae

This attractive white daisy has been in use for various medicinal purposes for hundreds of years. During spring and early summer many of the wetland areas...

01 / 11 / 2010 | Jane Forrester | Harold Porter NBG
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Osmunda regalis

Young frond & unfurling crozier. Photo A Klopper
Common names: royal fern (Eng.); adelvaring (Afr.)
Family: Osmundaceae

Osmunda regalis is unusual in that it forms new fertile fronds in autumn, and not in spring or summer as is common in most ferns....

16 / 02 / 2004 | Ronell R. Klopper | National Herbarium Pretoria
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Osyris compressa

Osyris compressa fruits
Common names: Cape sumach, coastal tannin bush ( Eng.); wildepruim, wurgbessie, basbessie, kuslooibas (Afr.); mtekaaza, umbalanythi (Xhosa); umbulanyathi (Zulu)
Family: Santalaceae

Osyris compressa, previously known as Colpoon compressum, is a very decorative and useful plant in cultivation as well as in its natural...

29 / 05 / 2006 | Werner Voigt | Kirstenbosch NBG
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Osyris lanceolata

Osyris lanceolata tree
Common names: rock tannin-bush, transvaal sumach (Eng.); bergbas, rotslooibas (Afr.); intshakasa, ingondotha-mpete (Zulu); umbulunyathi (Zulu/Xhosa); intekeza, utek
Family: Santalaceae

The evergreen, winter-flowering Osyris lanceolata is a blue-green hardy shrub or small tree. Its fleshy, yellowish green fruits become bright...

26 / 09 / 2011 | M.S. Mothogoane | National Herbarium Pretoria
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Othonna dentata

In flower
Common names: None known
Family: Asteraceae

This blue-grey succulent shrublet is ideally suited to coastal gardens and deserves to be more popular with gardeners....

14 / 10 / 2013 | Roger Oliver | Kirstenbosch NBG
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Othonna retrofracta

Seedheads
Common names: none known
Family: Asteraceae

Othonna retrofracta, with its bonsai-like appearance, is suitable for water-wise gardens in arid areas....

03 / 03 / 2014 | Shireen Harris | Karoo Desert NBG
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