Home | > | List of families | > | Cannabaceae | > | Trema | > | orientale |
Synonyms: |
Trema guineensis (Schumach. & Thonn.) Ficalho |
Common names: | Elm (English) Pigeonwood (English) |
Frequency: | Frequent |
Status: | Native |
Description: |
Tree or shrub to 10-15 m. Bark smooth, grey. Stipules 4-7 mm, lanceolate. Leaves: petiole 7-12 mm; lamina 7-14 × 2-7.5 cm, oblong-lanceolate to ovate; margin serrate all round, even towards the base; base rounded to cordate; apex acuminate. Cymes 5-10 mm (to 30 mm in fruit), usually congested, mostly male flowers but some bisexual at tip. Ovary pubescent. Fruits 2-4 mm, black, glabrescent. |
Notes: | Leaves of this species are often infested with distinct galls caused by the gall mites Neserella decora and N. tremae in the family Eriophyidae. The name of this species has long been spelled as orientalis. However since the name Trema is of Greek origin - meaning "an opening" - and is ending in -ma, it's neuter. This means the ending of the specific should be orientale. |
Derivation of specific name: | orientale: oriental, eastern |
Habitat: | In forest clearings and at forest edges, both montane and riverine and also sometimes in woodland, in areas of higher rainfall |
Altitude range: (metres) | |
Flowering time: | Mainly Dec - Feb |
Worldwide distribution: | Throughout Africa south of the Sahara, Madagascar, Mascarene Islands and tropical Asia. |
Zimbabwe distribution: | N,W,C,E,S |
Growth form(s): | Tree. |
Endemic status: | |
Red data list status: | |
Insects associated with this species: | Charaxes cithaeron cithaeron (Food plant) Philotherma rosa (Food plant) Pseudobunaea tyrrhena (Food plant) Charaxes castor flavifasciatus (Larval foodplant) |
Spot characters: | Display spot characters for this species |
Images last updated: | Monday 9 October 2023 |
Literature: |
Burrows, J.E., Burrows, S.M., Lötter, M.C. & Schmidt, E. (2018). Trees and Shrubs Mozambique Publishing Print Matters (Pty), Cape Town. Page 69. (Includes a picture). Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 56. Chapano, C. & Mugarisanwa, N.H. (2003). Plants of the Matobo District National Herbarium and Botanic Garden, Zimbabwe Page 35. Coates Palgrave, K. (revised and updated by Meg Coates Palgrave) (2002). Trees of Southern Africa 3rd edition. Struik, South Africa Page 128. Dowsett-Lemaire, F. (1989). The flora and phytogeography of the evergreen forests of Malawi. I: Afromontane and mid-altitude forests; Bull. Jard. Bot. Nat. Belg. 59(1/2) Page 20. Drummond, R.B. (1975). A list of trees, shrubs and woody climbers indigenous or naturalised in Rhodesia. Kirkia 10(1) Page 233. 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 81. Siebert, S. & Mössmer, M. (Editors) (2002). SABONET Southern Mozambique Expedition 2001; Provisional Plant Checklist of the Maputo Elephant Reserve (MER) and Licuati Forest Reserve (LFR) SABONET News 7(1) Page 29. Smith-Meyer, M.K.P. & Ueckermann, E,A. (1989). African Eriophyoidae: A new Genus Neserella and Cecidodectes Nalepa (Acari: Eriophyidae) from Trema orientalis (L.) Blume Phytophylactica 21 Pages 411 - 413. Protologue of gall mites Neserella tremae and N. decora (Includes a picture). Steedman, E.C. (1933). Some Trees, Shrubs and Lianes of Southern Rhodesia. Page 4. as Trema guineensis (Includes a picture). Strugnell, A.M. (2006). A Checklist of the Spermatophytes of Mount Mulanje, Malawi Scripta Botanica Belgica 34 National Botanic Garden of Belgium Page 181. Timberlake, J.R., Bayliss, J., Dowsett-Lemaire, F., Congdon, C., Branch, B., Collins, S., Curran, M., Dowsett, R,J., Fishpool, L., Francisco, J., Harris, Kopp, M. & de Sousa, C. (2012). Mt Mabu, Mozambique: Biodiversity and Conservation Report produced under the Darwin Initiative Award 15/036. Royal Botanic Gardens, Kew, London Page 76. Wilmot-Dear, C.M. (1991). Ulmaceae Flora Zambesiaca 9(6) Pages 4 - 6. (Includes a picture). |
Home | > | List of families | > | Cannabaceae | > | Trema | > | orientale |