Dissotis romiana De Wild.

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Synonyms:
Common names:
Frequency:
Status: Native
Description:
A shrub or small tree up to c. 3 m. high. Young branches striate, scabrous with minute brownish echinulate scales, the oldest greyish, glabrescent. Leaves opposite, petiolate; lamina up to 18 x 6 cm., ovate-lanceolate to ovate, very attenuate and acute at the apex, round or subcordate at the base, crenulate at the margin, somewhat discolorous, light or dark green and with short slightly raised white lines ending in a minute pectinate bristle on the upper face, pale- or yellowish-green and with pectinate or flabellate bristles beneath, longitudinally 5–7-nerved, the longitudinal nerves impressed above, very prominent (especially the midrib) and densely scaly (scales minutely echinulate-setulose) beneath, the transverse nerves and the reticulation inconspicuous above, slightly visible beneath; petiole up to 4–5 cm. long, rough-scaly. Flowers 5-merous, in panicles up to 20 x 12 cm., terminal, pyramidal, somewhat lax; pedicels 1·2 mm. long in flower. Bracts 12–17 x 8–9 mm., ovate to oblong-ovate, acuminate, purplish, shortly setose, caducous. Receptacle 10–12 x 5 mm., cylindric, densely scaly, the scales very minute, appressed, echinulate. Sepals 9–10 mm. long and c. 3 mm. wide at base, lanceolate, attenuate, acute, pink or purple, scaly like the receptacle, caducous; intersepalar segments linear, dilated at the apex into a stellate-setose disk, caducous. Petals c. 2 cm. long, purple. Longer stamens: anthers 11–14 mm. long; pedoconnective c. 22 mm. long with the bifid appendage c. 1 mm. long. Shorter stamens: anthers 10–12 mm. long; pedoconnective c. 2·5 mm. long with the appendage less than 1 mm. long. Fructiferous receptacle 12–13 x 8 mm., urceolate, somewhat contracted above the capsule. Capsule c. 6 mm. in diameter, sub-spherical, appressed-setose, the bristles short, simple. Seeds c. 0·5 mm. long, papillose.
From FZ, Vol 4, Part 0, page 220, (1978) Author: R. and A. Fernandes
Type location:
DRC
Notes:
Derivation of specific name:
Habitat: In swampy forests along rivers.
Altitude range:
Flowering time:
Worldwide distribution:
Zambian distribution (Flora Zambesiaca): N,W
Zambian distribution (Provinces): Nw,N
Growth form(s):
Endemic status: Near Endemic?
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Content last updated: Tuesday 22 August 2017
Literature:

Fernandes, R. & A. (1961). Contribution to the knowledge of the MELASTOMATOIDEAE of the Federation of Rhodesia and Nyasaland Kirkia 1 Page 75.

Fernandes, R. & A. (1978). Melastomataceae Flora Zambesiaca 4 Page 261.

Other sources of information about Dissotis romiana:

External websites:

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


Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-19

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2019). Flora of Zambia: Species information: Dissotis romiana.
https://www.zambiaflora.com/speciesdata/species.php?species_id=191940, retrieved 24 March 2019

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