Duosperma dichotomum Vollesen

Images: None on this site.

Detailed records: Display species records QDS maps by: Google Maps Point records by Google Maps

Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms:
Common names:
Frequency:
Status: Native
Description:
Erect shrubby perennial herb, up to c. 2 m tall, growing from a woody rootstock. Young stems with mixed glandular and non-glandular hairs. Leaves opposite, elliptic to obovate, up to 7.5 cm long, mostly hairless or with scattered longer hairs on the veins below; base decurrent to the stem with subauriculate lobes; margin scalloped. Flowers appearing in open, branched dichotomous heads, all branches ending in a flower; bracts leaf-like near the base of the inflorescence,glandular hairy. Calyx 7-9 mm long with narrowly triangular teeth, glandular hairy. *** ?? Corolla white with a mauve or uniformly mauve and orange spots at the base of the ; palate with long stiff hairs. Fruit an obovoid hairless capsule, 6-8 mm long.
Notes: Note: Only known from two older collections from northern Mozambique. Probably under collected and may also occur in southern Tanzania. Data deficient but should probably be listed as Vulnerable.
Derivation of specific name: dichotomum: dichotomous; regularly forking into two, referring to the inflorescence.
Habitat: Occurring in grassland on black cotton soil.
Altitude range:
Flowering time:
Worldwide distribution: Northern Mozambique and possibly in southern Tanzania.
Mozambique distribution: N
Growth form(s):
Endemic status: Near Endemic
Red data list status: Vulnerable
Insects associated with this species:
Spot characters: Display spot characters for this species
Literature:

Vollesen, K. (2013). Acanthaceae (Part 1) Flora Zambesiaca 8(5) Pages 161 - 162.

Other sources of information about Duosperma dichotomum:

External websites:

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


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave 2007-17

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2017). Flora of Mozambique: Species information: Duosperma dichotomum.
http://www.mozambiqueflora.com/speciesdata/species.php?species_id=184430, retrieved 11 December 2017

Site software last modified: 26 December 2016 8:46pm
Terms of use