Home | > | List of families | > | Lamiaceae | > | Ocimum | > | americanum |
Synonyms: |
Ocimum canum Sims Ocimum canum Sims var. integrifolium Engl. Ocimum dichotomum Benth. Ocimum dinteri Briq. Ocimum fruticulosum Burch. Ocimum thymoides Baker |
Common names: | |
Frequency: | |
Status: | Native |
Description: |
Aromatic annual or short-lived perennial herb up to 90 cm high. Stems somewhat rounded or quadrangular, erect or ascending, becoming woody near the base, hairy with appressed or retrorse hairs. Leaves narrowly ovate or elliptic, up to 2.5 cm long, mostly hairless or with appressed hairs above and glandular punctate, with longer hairs on the veins beneath; margin entire or very shallowly toothed; petiole 2-15 mm long. Inflorescences lax with verticils c. 10 mm apart. Calyx 1.5-2 mm long, extending to 4 mm in fruit, with long hairs and sessile glands. Corolla white to pale mauve, 4-5 mm long; tube straight, funnel-shaped. Stamens 1-2 mm longer than corolla. |
Notes: | |
Derivation of specific name: | americanum: American |
Habitat: | In old cultivated ground, along rivers in grassland, particularly when prone to flooding. |
Altitude range: (metres) | Up to 1400 m |
Flowering time: | |
Worldwide distribution: | Pantropical and subtropical, including South Africa and naturalized in the Mediterranean )introduced and Australia. |
Zimbabwe distribution: | N,W,S |
Growth form(s): | |
Endemic status: | |
Red data list status: | |
Insects associated with this species: | |
Spot characters: | Display spot characters for this species |
Images last updated: | Sunday 6 March 2016 |
Literature: |
Baumann, G. (2005). Photographic Guide to Wildflowers of Malawi Wildlife and Environmental Society of Malawi Pages 150 - 151. (Includes a picture). Chapano, C. & Mugarisanwa, N.H. (2003). Plants of the Matobo District National Herbarium and Botanic Garden, Zimbabwe Page 26. As Ocimum americanum americanum and O. americanum pilosum Da Silva, M.C., Izidine, S. & Amude, A.B. (2004). A preliminary checklist of the vascular plants of Mozambique. Southern African Botanical Diversity Network Report No. 30 Sabonet, Pretoria Page 78. Kirby, G. (2013). Wild Flowers of Southeast Botswana Struik Nature, Cape Town South Africa Page 358. (Includes a picture). 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 56. Paton, A.J. et al. (2013). Lamiaceae Flora Zambesiaca 8(8) Pages 113 - 115. (Includes a picture). Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 70. Pooley, E. (1998). A Field Guide to the Wild Flowers of KwaZulu-Natal and the Eastern Region. Natal Flora Publications Trust. Durban. Pages 556 - 557. (Includes a picture). Roodt, V. (1998). Common Wild Flowers of the Okavango Delta Shell Field Guide Series: Part II Shell Oil Botswana, Gaberone. Pages 100 - 102. as Ocimum canum (Includes a picture). Roodt, V. (2011). Wild flowers, Waterplants and Grasses of the Okavango Delta and Kalahari "Did You Know" nature series Struik Nature for Veronica Roodt Publications Page 82. as Ocimum americanum var. pilosum (Includes a picture). Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 78. |
Home | > | List of families | > | Lamiaceae | > | Ocimum | > | americanum |