Selago serpentina Hilliard

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Synonyms: Walafrida angolensis sensu Philcox auct. non (Rolfe) Rolfe p.p.
Common names:
Frequency: Local and uncommon
Status: Native
Perennial herb with several stems growing in a tuft from a stout woody rootstock. Stems c.300-400 mm long, erect or dccumbent, sparingly branched, puberulous. Leaves opposite becoming alternate towards the top, linear-oblong or very narrowly elliptic, primary largest l5-35 mm long (axillary leaves smaller otherwise similar, midrib raised beneath, depressed above, both surfaces glandular-punctate; margin thickened, entire or rarely with a very minute callose teeth. Inflorescence a small well-branched terminal corymbose panicle up to c. 40 mm in diameter, composed of racemes up to c. 15-35 mm in fruit. Calyx 2-2.25 mm long, very minutely glandular outside. Corolla broadly funnel-shaped, 1.8-2 mm long and 3-4 mm wide, white; lobes oblong or elliptic.
Derivation of specific name: serpentina: serpentine, referring to its restricted habitat on the serpentine soils of the Great Dyke.
Habitat: Grassland on serpentine soils. Very rarely on nearby granite.
Altitude range: (metres)
Flowering time:Jan - Apr
Worldwide distribution: Only known from the Great Dyke in Zimbabwe
Zimbabwe distribution: C,S
Growth form(s):
Endemic status: Endemic
Red data list status: Vulnerable
Insects associated with this species:
Spot characters: Display spot characters for this species

Golding, J.S. (ed.) (2002). Zimbabwe Plant Red Data List. Southern African Plant Red Data Lists. SABONET 14 Page 169.

Hilliard, O.M. (1997). New names and combinations in Selago. 3. Edinburgh Journal of Botany 54(1) Page 107. Protologue

Hilliard, O.M. (1999). The tribe Selagineae (Scrophulariaceae) Kew Publishing Pages 259 - 260.

Mapaura, A. (2002). Endemic Plant Species of Zimbabwe. Kirkia 18(1) Page 148.

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 79. Under Selaginaceae

Philcox, D. (1990). Scrophulariaceae Flora Zambesiaca 8(2) Pages 166 - 167. as Walafrida angolensis p.p.

Other sources of information about Selago serpentina:

External websites:

African Plants: A Photo Guide (Senckenberg): Selago serpentina
African Plant Database: Selago serpentina
BHL (Biodiversity Heritage Library): Selago serpentina
EOL (Encyclopedia of Life): Selago serpentina
GBIF (Global Biodiversity Information Facility): Selago serpentina
Google: Web - Images - Scholar
iNaturalist: Selago serpentina
IPNI (International Plant Names Index): Selago serpentina
JSTOR Plant Science: Selago serpentina
Mansfeld World Database of Agricultural and Horticultural Crops: Selago serpentina
Plants of the World Online: Selago serpentina
Tropicos: Selago serpentina
Wikipedia: Selago serpentina

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Zimbabwe: Species information: Selago serpentina., retrieved 5 March 2024

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