Hyperacanthus microphyllus (K. Schum.) Bridson

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Synonyms: Gardenia neuberia sensu Keay in Bull. Jard. Bot. État 28 (1958) non Eckl. & Zeyh.
Randia microphylla K. Schum.
Rothmannia breviflora J.G. Garcia
Rothmannia microphylla (K. Schum.) J.G. Garcia
Rothmannia microphylla (K. Schum.) J.G. Garcia var. major J.G. Garcia
Common names: Sand spiny-gardenia (English)
Frequency:
Status: Native
Description:
Small shrub, 2–5 m tall; spines may be present, frequently developed into lateral branches; young branches with grey or light brown bark. Leaves paired along branches or sometimes tending to be borne near apex of stems, elliptic to broadly elliptic, 3.5–9 cm long, stiffly papery to somewhat leathery, mostly hairless but occasionally pubescent beneath; petiole 3–10 mm long; stipules 6–8 mm long. Flowers in the upper leaf axils of lateral branches; peduncles 2–8 mm long; pedicels up to 2 mm long. Corolla white; tube 2–4 cm long, covered with short appressed hairs outside; lobes elliptic to broadly elliptic, 2–2.8 cm long, with short appressed hairs on both surfaces. Style slightly shorter than corolla tube. Fruit ellipsoid or fusiform, c. 2.5 cm long, calyx limb persistent.
Notes:
Derivation of specific name: microphyllus: small-leaved
Habitat: In semi evergreen forest or closed forest, on rocky limestone or in sandy soil.
Altitude range: (metres) 300 m (approx)
Flowering time:
Worldwide distribution: Mozambique, Zimbabwe and northern KwaZulu-Natal South Africa.
Zimbabwe distribution: E
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Literature:

Bridson, D.M. & Verdcourt, B. (2003). Rubiaceae, Part 3 Flora Zambesiaca 5(3) Pages 649 - 650. (Includes a picture).

Burrows, J.E., Burrows, S.M., Lötter, M.C. & Schmidt, E. (2018). Trees and Shrubs Mozambique Publishing Print Matters (Pty), Cape Town. Page 956. (Includes a picture).

Coates Palgrave K. (revised and updated by Meg Coates Palgrave) (2002). Trees of Southern Africa 3rd edition. Struik, South Africa Page 1060.

Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 72.

Van Wyk, B. & Van Wyk, P. (1997). Field Guide to Trees of Southern Africa. Struik, South Africa Pages 262 - 263.

Van Wyk, B. & Van Wyk, P. (2013). Field Guide to Trees of Southern Africa (Second edition) Struik, South Africa Pages 308 - 309. (Includes a picture).


Other sources of information about Hyperacanthus microphyllus:

Our websites:

Flora of Mozambique: Hyperacanthus microphyllus

External websites:

African Plants: A Photo Guide (Senckenberg): Hyperacanthus microphyllus
African Plant Database: Hyperacanthus microphyllus
BHL (Biodiversity Heritage Library): Hyperacanthus microphyllus
EOL (Encyclopedia of Life): Hyperacanthus microphyllus
ePIC (electronic Plant Information Center): Hyperacanthus microphyllus
Flora Zambesiaca web site: Hyperacanthus microphyllus
GBIF (Global Biodiversity Information Facility): Hyperacanthus microphyllus
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network): Hyperacanthus microphyllus
iNaturalist: Hyperacanthus microphyllus
IPNI (International Plant Names Index): Hyperacanthus microphyllus
JSTOR Plant Science: Hyperacanthus microphyllus
Kew Herbarium catalogue: Hyperacanthus microphyllus
Mansfeld World Database of Agricultural and Horticultural Crops: Hyperacanthus microphyllus
Plants of the World Online: Hyperacanthus microphyllus
The Plant List (version 1.1): Hyperacanthus microphyllus
Tropicos: Hyperacanthus microphyllus
Wikipedia: Hyperacanthus microphyllus


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-19

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2019). Flora of Zimbabwe: Species information: Hyperacanthus microphyllus.
https://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=155440, retrieved 11 December 2019

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