Crassula expansa Dryand.
subsp. fragilis (Baker) Tölken
var. suborbicularis R. Fern.

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Synonyms: Crassula fragilis Baker subsp. orbicularis R. Fern.
Common names:
Frequency: Rare
Status: Native
Description:
See var. fragilis for general description. This variety is mainly distinguished by very broadly obovate to subcircular leaves, which are more densely hairy, rounded at the apex and with a distinct petiole, 1-5 mm long. It also has slightly longer, corollas, filaments, follicles and styles.
Notes:
Derivation of specific name: expansa: expanding, spreading;
fragilis: delicate, fragile;
suborbicularis: almost round.
Habitat: In shade on massive shale outcrops, in rock cracks and very thin soil.
Altitude range: (metres) 1120 m (approx)
Flowering time:
Worldwide distribution: It is known only from the type specimen, which was collected in the Chipinge area.
Zimbabwe distribution: E
Growth form:
Endemic status: Endemic
Red data list status: Vulnerable
Insects (whose larvae eat this species):
Spot characters: Display spot characters for this species
Literature:

Fernandes, R. (1983). Crassulaceae FZ 7(1) Pages 14 - 15. as Crassula fragilis var. suborbicularis

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 37.

Mapaura, A. (2002). Endemic Plant Species of Zimbabwe. Kirkia 18(1) Page 136.


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Other sources of information about Crassula expansa:

Biodiversity Explorer (Biodiversity of southern Africa): Crassula expansa
EOL (Encyclopedia of Life): Crassula expansa
ePIC (electronic Plant Information Center): Crassula expansa
Flora Zambesiaca web site: Crassula expansa
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Crassula expansa
IPNI (International Plant Names Index): Crassula expansa
JSTOR Plant Science: Crassula expansa
Kew Herbarium catalogue: Crassula expansa
Tropicos: Crassula expansa
West African Plants database: Crassula expansa


Copyright: Mark Hyde, Bart Wursten and Petra Ballings, 2002-13

Hyde, M.A., Wursten, B.T. & Ballings, P. (2013). Flora of Zimbabwe: Species information: Crassula expansa subsp. fragilis var. suborbicularis.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=125090, retrieved 21 May 2013

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