Occultia (Scilloideae, Asparagaceae), a new genus from Malawi and Mozambique
Author
Stedje, Brita
0000-0003-3892-6784
Natural History Museum, University of Oslo, PO Box 1172, N- 0316 Oslo, Norway & brita. stedje @ nhm. uio. no; https: // orcid. org / 0000 - 0003 - 3892 - 6784
brita.stedje@nhm.uio.no
Author
Rulkens, Antonius J. H.
0000-0003-0910-0000
Akerstraat 161, 6466 HG Kerkrade, The Netherlands & ton. rulkens @ gmail. com; https: // orcid. org / 0000 - 0003 - 0910 - 0000
ton.rulkens@gmail.com
Author
Hankey, Andrew J.
0000-0002-2144-3092
Walter Sisulu National Botanical Garden, PO Box 2194, Wilro Park, Roodepoort, South Africa & A. Hankey @ sanbi. org. za; https: // orcid. org / 0000 - 0002 - 2144 - 3092
ankey@sanbi.org.za
text
Phytotaxa
2022
2022-12-08
575
2
166
172
http://dx.doi.org/10.11646/phytotaxa.575.2.6
journal article
10.11646/phytotaxa.575.2.6
ed685dd2-5ac2-4df1-8de8-56ba9465fadf
1179-3163
7413245
2.
Occultia fragrans
Rulkens & Stedje
sp. nov.
Figs. 2
,
3D–F
Similar to
O. ledebourioides
in general appearance of the flowers, but it differs in flowers being white and green, and fragrant. The leaves are usually solitary, ovate, spotted dark green and lying flat at the ground.
Type:
—
MOZAMBIQUE
.
Cabo Delgado Province
:
Ancuabe district
,
Mopane
woodland at base of
Mount Yokolo
,
13.2098° S
40.1094° E
,
223 m
of elevation, collected in nature on
14 December 2015
,
Rulkens
110, the herbarium specimen prepared from the living cultivated plant on
7 January 2016
(
LMA
!,
holotype
)
.
Bulbous herb up to
14 cm
high; bulb ovoid to subglobose with thick white scales, up to
3 cm
high. Leaves 1 (rarely 2 or 3) with a distinct, usually subterranean, pseudopetiole to
2.5 cm
long; lamina ovate, to
8 cm
long and
6 cm
wide, flat on the ground, glabrous, pale green with darker green irregularly shaped spots adaxially, often dark purple abaxially. Inflorescence relatively lax with up to about 40 flowers; pedicels patent to suberect, about
2 mm
long in flower. Perianth cylindrical, white, green towards the base at the outer side, about
4 mm
long; united into a tube for 1/3 to half its length, free parts spreading. Stamens adnate to tepals and arising in two levels from the top of perianth tube, filaments very short. Ovary sessile, subglobose c.
1 mm
long; style c.
1 mm
long; stigma capitate. Flowers fragrant at late afternoon and night. Capsule and seeds not seen.
Ecology:—
Underground of small patches of mophane woodland, or on gneiss inselbergs, soil mainly dark and humus-rich; between
200–900 m
of elevation.
Conservation note:—
Data Deficient, probably overlooked.
Distribution:—
Northwestern and central
Mozambique
.
Examined specimens:
—
MOZAMBIQUE
.
Niassa Province
:
Mandimba
;
06 November 1941
,
Hornby
3476 (
K
!)
.
Zambezia Province
:
Mocuba District
,
Mopane
woodland on
Mount Pozo
,
16.4848° S
37.2925° E
,
470 m
of elevation, collected
5 May 2015
, flowered
25 October
2018
in garden at Xai-Xai, Mozambique,
Rulkens
50 (
LMA
!)
.
Niassa Province
:
Near
Lake
Nyassa
, 1902,
Johnson
525 (
K
!)
.