A new classification of the South African endemic family Bruniaceae based on molecular and morphological data
Author
Claßen-Bockhoff, Regine
Institut für Spezielle Botanik, Johannes Gutenberg-Universität Mainz, Germany
classenb@uni-mainz.de
Author
Oliver, Edward G. H.
Department of Botany & Zoology, Stellenbosch University, South Africa
eoliver@sun.ac.za
Author
Hall, Anthony V.
Bolus Herbarium, University of Cape Town, South Africa
Author
Quint, Marcus
Institut für Spezielle Botanik, Johannes Gutenberg-Universität Mainz, Germany
text
TAXON
2019
2019-01-02
60
4
1138
1155
http://dx.doi.org/10.1002/tax.604016
journal article
10.1002/tax.604016
1.
Linconia
L.
,
Mant.Pl.Altera:216.1771
;
PillansinJ.S.African Bot. 13: 130. 1947
– Type:
L. alopecuroidea
L.
Growth form:
erect undershrubs or rock crevice shrublets, lignotubers present.
Leaves:
imbricate (
L. alopecuroidea
) or spreading, small and ericoid (
L. cuspidata
,
L. ericoides
), shortly petiolate, abscising above petiole which remains on the branch; stipules minute; hypostomatic, stomata surrounded by cuticular rim.
Flowers:
pedicellate, terminal on bracteate short-shoots, arranged in spike- or head-like clusters at top of vegetative branches that continue to grow after flowering, usually with 4 bracts per flower.
Petals:
bright pink (
L. alopecuroidea
,
L. ericoides
) or creamy white (
L. cuspidata
), with two ventral thick ridges forming a “V”, i.e., approaching each other, towards base of petal, fused basally in a low me- dian ridge.
Scent:
lacking.
Stamens:
included; anthers sagit- tate (distal ends of thecae clearly diverging and apical ends fused) with pale, sterile tip, blue (white in
L. cuspidata
).
Pollen:
3-colporate.
Ovary:
half to two-thirds inferior, 2-locular (rarely 3-locular in
L. alopecuroidea
) with 2 ovules per locule.
Styles:
two, free.
Fruit:
1
-
or 2-seeded, dry, dehiscent.
Habitat:
relatively dry rock crevices (
L. cuspidata
,
L. ericoides
), or in moist fynbos (fine-leaved shrub vegetation) in partial shade of vegetation on southern slopes (
L. alopecuroidea
), at medium altitudes of 500–600 m (
L. alopecuroidea
,
L. ericoides
), or at high altitudes of 900–1500 m (
L. cuspidata
).
Flowering time:
September to November.
Species:
3 spp.; south-westernregion of Western Cape extending to Heidelberg (Humansdorp vide
Pillans, 1947
).