Home | > | List of families | > | Boraginaceae | > | Heliotropium | > | supinum |
Synonyms: | |
Common names: | |
Frequency: | |
Status: | Native |
Description: |
Prostrate or decumbent annual herb with stems up to 35 cm long, more or less densely covered with a mix of appressed and longer spreading hairs. Leaves alternate or subopposite near the base, broadly ovate to broadly obovate, or rarely almost round, 10–35 mm long, densely appressed-pubescent above, pubescent or tomentose and bristly on the veins beneath, often very asymmetrical at base, veins usually impressed above, prominent beneath; petiole 3–15 mm long (up to 27 mm on the basal leaves). Inlorescences mostly 1, rarely 2–3 on each terminal peduncle, short. Flowers (sub)sessile. Calyx 2.0–2.8 mm long, enlarged up to 4.5(6) mm in fruit, bristly outside, appressed hairy inside. Corolla as long as or slightly longer than the calyx, persisting over the fruit; tube greenish, densely clothed with retrorse appressed hairs outside, hairless inside; limb white, divided into 5 minute oblong subequal lobes. Fruits ovoid, up to 4 mm long, hairless, enclosed in the calyx. |
Notes: | |
Derivation of specific name: | supinum: prostrate |
Habitat: | In dried-up water holes and pools, on heavy black or brown soils. |
Flowering time: | |
Worldwide distribution: | Throughout Africa, Southern Europe, Middle East, Arabia, Iraq, India. |
Botswana distribution: | N,SE |
Growth form(s): | |
Endemic status: | |
Red data list status: | |
Insects associated with this species: | |
Spot characters: | Display spot characters for this species |
Content last updated: | Tuesday 13 March 2018 |
Literature: |
Heath, A. & Heath, R. (2009). Field Guide to the Plants of Northern Botswana including the Okavango Delta Kew Publishing Page 356. (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 30. Martins, E.S. (1990). Boraginaceae Flora Zambesiaca 7(4) Page 93. (Includes a picture). Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 41. |
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