PLANTAE / PHANEROGAMAE / ANTHOPHYTA / ASTERALES / ASTERACEAE / ASTEROIDEAE / GNAPHALIEAE / AMPHIGLOSSA / TECTA
Erect, robust, single or multistemmed shrub, to 0.6 m tall, aromatic. Stems gnarled, dark grey, up to 40 mm diam., often buried in sand towards base; secondary branches up to 5 mm thick, bark thin, golden chestnut-brown to reddish brown or reddish in places, glabrous or with golden flakes pealing off; tertiary branches white tomentose when young, becoming golden-yellow, glabrous and peeling when older. Leaves alternate, sessile, linear, 1.0-11.0 x 0.7-2.2 mm, broadest at base, ascending but spreading in upper half, margins involute; upper surface canaliculate, woolly-white; abaxially glabrous, epidermis sloughing off and becoming folliculate, especially at base; midrib raised, particularly at base, apex obtuse, mucro very small, inconspicuous. Capitula discoid, solitary, terminal, sessile, homogamous, discoid, cylindrical, 7.0-8.0 x 2.5-3.5 mm, 10-12-flowered. Involucral bracts 20-26, becoming progressively longer inwardly, tips hooded, pellucid, bronze, innermost bracts glabrous, lanceolate, up to 6.0 x 0.8-1.0 mm, remaining bracts ovate, 1.5-6.0 x 1.5—2.0 mm, stereomes entire, with conspicuous white-tomentose patches at apices. Receptacle honeycombed, ridges between cypsela bases shorter than 1 mm. Disc florets bisexual and fertile. ± 7 mm long; corolla white or pale mauve from above, ± 5.5 mm long, 5-lobed; tube cylindrical and widening towards apex, 5 mm long, purplish above, becoming pale greenish below; lobes deltoid, acute, spreading. Nectary present. Cypsela subterete, 1.0-1.8 mm long, glabrous, papillose, cream-coloured, 5-ribbed, apex with thickened ring, does not seem to have a loose ectocarp or cavity filled with gel-like substance. Pappus bristles free, plumose, but base barbed, 3.5-4.5 mm long. From: Koekemoer, M. 1999. The genus Amphiglossa (Gnaphalieae, Relhaniinae, Asteraceae) in southern Africa. Bothalia 21(1): 65-75. [CC BY]
Capitula 10-12-flowered; involucre with conspicuous white tomentose patches abaxially; innermost bracts with tips hooded; restricted to Witsand. From: Koekemoer, M. 1999. The genus Amphiglossa (Gnaphalieae, Relhaniinae, Asteraceae) in southern Africa. Bothalia 21(1): 65-75. [CC BY]
White sand dunes of Aeolian origin, deposited during the Middle and Upper Pleistocene, as were the red Kalahari sands. The water table in the dune complex is high and acts as a reservoir to support vegetation in the basin. From: Koekemoer, M. 1999. The genus Amphiglossa (Gnaphalieae, Relhaniinae, Asteraceae) in southern Africa. Bothalia 21(1): 65-75. [CC BY]
It has a restricted distribution in the northwestern area of the Witsand dune complex, 70 km southwest of Postmasburg in the Northern Cape. From: Koekemoer, M. 1999. The genus Amphiglossa (Gnaphalieae, Relhaniinae, Asteraceae) in southern Africa. Bothalia 21(1): 65-75. [CC BY]
March
1100 to 1300 m
This map contains point-based occurrences at different locations
Occurrence in the Flora of Southern Africa (FSA) countries and South African provinces. Residence status indicates if a taxon is indigenous, endemic, naturalised or invasive in a specific region. This data is based on specimen records and literature
FSA
SA
BOT
NAM
ESW
LES
WC
EC
NC
FS
GA
KZN
LP
MP
NW
Absent
Indigenous
Endemic
Naturalised
Invasive
Names and Sources
Pterothrix tecta Brusse
Classification
KINGDOM Plantae
SUBKINGDOM Phanerogamae
PHYLUM Anthophyta
ORDER Asterales
FAMILY Asteraceae
SUBFAMILY Asteroideae
TRIBE Gnaphalieae
GENUS Amphiglossa
SPECIES tecta
12 results for Amphiglossa tecta (Brusse) Koekemoer
Barcode: PRE0749836-0 Collector(s) & number: Gubb, AA, 1219 | 1986-3-18
South Africa, Northern Cape, LANGEBERG; WITSAND; DOORNAAR FARM, SEEP EDGE BETWEEN WHITE DUNES ON HIGHER GROUND
Data Resource: BODATSA View record
Barcode: PRE0812611-0 Collector(s) & number: Koekemoer, M, 1066 | 1995-11-18
South Africa, Northern Cape, Witsand: Dunes on eastern side of quartzite depression of Homestead.
General notes: Plant height: 40 - 80 cm. Abundant. Distribution limited to dunes on the eastern side of the Witsand depression. Not seen on more vegetated western dunes. Photos and FAA sample taken.
Data Resource: BODATSA View record
Barcode: NBG0190711-0 Collector(s) & number: Brusse, FA, 5629 | 1989-11-26
South Africa, Northern Cape, Hay District. Glen Lyon. Witsand, some 70km SW of Postmasburg. Farm Witsands 250. Approximately 2km W of Doornaar homestead. White Kalahari Sand outlier, just W of the Langeberg.
General notes: Clump forming shrub, up to 400mm tall, and up to 3.5m wide. Florets white or pale mauve from above. Involucral bracts a golden colour. Main stems gnarled, dark grey, up to 40mm diam. Buried in sand below. Bark pooly developed. Leaves with camphor odour when crushed. Occurs in sparsely grassy dune shrubland, with Lopholaena cneorifolia and Crotalaria virgulatis, in locally level place, on E slope, near summit of rocky hill, overlain with white dune sand. Locally common.
Data Resource: BODATSA View record
Barcode: PRE0173352-0 Collector(s) & number: Leistner, OA, 1170 | 1958-7-24
South Africa, Northern Cape, HAY DIV.; WITSAND
Data Resource: BODATSA View record
Barcode: PRE0173350-0 Collector(s) & number: Acocks, JPH, 2157 | 1937-3-30
South Africa, Northern Cape, HAY DIV.; WITSAND
Data Resource: BODATSA View record
Barcode: NBG0157665-0 Collector(s) & number: Koekemoer, M, 1066 | 1995-11-18
South Africa, Northern Cape, Witsand. Dunes on eastrern side of quartzite depression of homestead.
General notes: Plant height 40 - 80 cm. Abundant. Distribution limited to dunes on the eastern side of the Witsand depression. Not seen on more vegetaed western dunes. Photos and FAA sample taken.
Data Resource: BODATSA View record
Barcode: NH0113132-0 Collector(s) & number: Brusse, F, 5629 | 1989-11-26
South Africa, Northern Cape, Glen Lyon. Hay district; Witsand, some 70 km S.W. of Postmasburg. Farm Witsands 250. Approximately 2 km W of Doornaar homestead. White Kalahari Sand outlier, just W of the Langeberg.
General notes: Locally common. IsoTYPE. Bothalia 20: 67.
Data Resource: BODATSA View record
Barcode: PRE0496175-0 Collector(s) & number: MacDonald, IAW, 76/43 | 1976-11-26
South Africa, Northern Cape, HAY; WITSAND
Data Resource: BODATSA View record
Barcode: PRE0173353-0 Collector(s) & number: Leistner, OA, 1614 | 1960-1-19
South Africa, Northern Cape, HAY DIV.; WITSAND; 1 MI. W. OF DOORNAAR HOMESTEAD
Data Resource: BODATSA View record
Barcode: PRE0775830-0 Collector(s) & number: Brusse, FA, 5629 | 1989-11-26
South Africa, Northern Cape, HAY DISTRICT; GLEN LYON; WITSAND C 70 KM SW OF POSTMASBURG 2 KM W OF DOORNAAR HOMESTEAD NEAR SUMMIT OF HILL
Data Resource: BODATSA View record
Barcode: PRE0817784-0 Collector(s) & number: Koekemoer, M, 405 | 1990-9-8
South Africa, Northern Cape, Hay District: Witsand; Doornaar Farm, on dunes west of campsite.
General notes: Grass- and bushland. Sand. Moderate slope. Plant height: 300 mm. Plants not in full flower. Abundant.
Data Resource: BODATSA View record
Barcode: PRE0173351-0 Collector(s) & number: Leistner, OA, 1390 | 1959-3-25
South Africa, Northern Cape, HAY DIV.; WITSAND; I MI. W. OF DOORNAAR HOMESTEAD
General notes: Slopes and crests of white sand dunes. Shrublets 30 to 60 cm high. Propagation apparantly mainly vegetative. All flowerheads investigated were sterile.
Data Resource: BODATSA View record
This map contains point-based occurrences at different locations
1999
PERIODICAL/JOURNAL
The genus Amphiglossa (Gnaphalieae, Relhaniinae, Asteraceae) in southern Africa Koekemoer, MBothalia 21(1)65-75
1990
PERIODICAL/JOURNAL
Notes on African Plants: Asteraceae. A new species of Pterothrix (Gnaphalieae) from the northern Cap Brusse, FABothalia 20(1&2)67-70
No results found for Amphiglossa tecta (Brusse) Koekemoer
Status and criteria
LC
Assessor(s)
Plantae Coordinator
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