Psoralea lucens (C.H.Stirt. & Muasya) C.H.Stirt.
Indigenous Endemic

Morphological description

A resprouting shrub to 60 cm tall. Stems many, branching near the base, cracked, yellowish-brown to black, scurfy; seasonal shoots leafy, rest of plant without leaves, twigs pubescent with prominent raised shiny glands. Leaves trifoliolate, petiolate, symmetrical; terminal leaflet 13-16 x 4-6.5 mm, obovate; laterals slightly smaller; stem leaflets larger, 20-30 cm long, 8-13 mm wide; apex obtuse, base cuneate; prominently covered in variously sized, raised, crateriform, shiny orange glands (in dried state), about the same number and pattern on both surfaces, raised on lower, flush on upper; glabrous; petiole 2-3 mm long, petiolule 1 mm long. Stipules 2-3 mm long, subulate, appressed. Inflorescences axillary on short seasonal shoots, peduncle 3-5 mm long, comprised of 1-2 triplets of shortly pedicellate flowers, each triplet subtended by a single 1-1.5 mm long, oblong, multi-toothed, flabellate, 1-2 mm long bract with blunt apex. Flowers 9 mm long, white, nectar guide absent. Calyx % the length of the corolla; lobes equal, 4-5 mm long, tube 3.5 mm long; teeth triangular, apex acute, much shorter than tube; ribs prominent, glandular over entire surface, black pubescent. Standard 9-10 x 7-8 mm, claw < 1 mm long; elliptic, white with green basal nectar guide, apex emarginate, auricle scarcely developed. Wing petals 8.5-10 x 2.5-3 mm, claw 2.5-3 mm long, auriculate; sculpturing present, upper basal and central, comprised of 25-50 inter- and intracostal interlocking lamellae. Keel petals 7-8 x 2-3 mm, claw 3-3.5 mm long. Androecium 7 mm long, pseudomonadelphous, vexillary stamen has an undulating surface; sculpturing upper central, comprising 30-35 transcostal lamellae. Pistil 7 mm long, ovary 2.5 mm long, hirsute, gynophore 1 mm long, height of curvature 1.5-1.8 mm, entasis best developed before point of flexure, stigma capitate. Fruits and seeds unknown. From: Stirton, CH; Muasya, AM. 2017. Ten new species and a new record for the genus Otholobium (Psoraleeae, Leguminosae) from South Africa. Kew Bull. 72: 1-27. [https://doi.org/10.1007/s12225-017-9722-5] [All rights reserved] As: Otholobium lucens C.H.Stirt. & Muasya

Habitat

This strong resprouter frequents the transition between South Swartberg Sandstone Fynbos (FFs 24) and Swartberg Shale Renosterveld (FRs 15). From: Stirton, CH; Muasya, AM. 2017. Ten new species and a new record for the genus Otholobium (Psoraleeae, Leguminosae) from South Africa. Kew Bull. 72: 1-27. [https://doi.org/10.1007/s12225-017-9722-5] [All rights reserved] As: Otholobium lucens C.H.Stirt. & Muasya

Distribution

It is found in Africa: South Africa, Western Cape, confined to the foothills of the Groot Swartberg Mountains in the Oudtshoorn area. From: Stirton, CH; Muasya, AM. 2017. Ten new species and a new record for the genus Otholobium (Psoraleeae, Leguminosae) from South Africa. Kew Bull. 72: 1-27. [https://doi.org/10.1007/s12225-017-9722-5] [All rights reserved] As: Otholobium lucens C.H.Stirt. & Muasya

Occurrence records map

This map contains point-based occurrences at different locations

iNaturalist: BODATSA: Data partners records:

Residence status

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

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Names and Sources

Accepted name
Psoralea lucens (C.H.Stirt. & Muasya) C.H.Stirt.

Published in: Bot. J. Linn. Soc. 200(1): 68 (2022)

Type: South Africa, Western Cape, Oudtshoorn district, Cango Valley, Rus-en-Vrede, 11 Nov. 1986, Stirton, Vlok & Žantovská 11561 (NBG, holo.; BOL, C, G, K, MO, NSW, PRE, S, iso.)

Synonym(s)

Otholobium lucens C.H.Stirt. & Muasya

Published in: Kew Bull. 72(4)-50: 15 (2017)

Type: South Africa, Western Cape Province, Oudtshoorn distr., Cango Valley, Rus-en-Vrede, 11 Nov. 1986, Stirton, Vlok & Žantovská 11561 (NBG, holo.; BOL, C, G, K, MO, NSW, PRE, S, iso.)


Classification

KINGDOM Plantae

SUBKINGDOM Phanerogamae

ORDER Fabales

FAMILY Fabaceae

SUBGENUS Otholobium

SPECIES lucens

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Specimen records

Barcode: PRE0825979-0 Collector(s) & number: Stirton, CH, 11561 | 1986-11-11

South Africa, Western Cape, Oudtshoorn District: Rus-en-Vrede; short mowed area.

General notes: ISOTYPE Det: C.H. Stirton

Data Resource: BODATSA View record

Barcode: NBG0135235-2 Collector(s) & number: Stirton, CH, 11561 | 1986-11-11

South Africa, Western Cape, Oudtshoorn District. Rus-en-Vrede.

General notes: Grassy Fynbos. Erect much-brached resprouter with white flowers.

Data Resource: BODATSA View record

Barcode: PRE0426687-0 Collector(s) & number: Marloth, HWR, 12131 | 1925-7-

South Africa, Western Cape, OUDTSHOORN DIST.; CANGO VALLEY

Data Resource: BODATSA View record

Barcode: NBG0135235-1 Collector(s) & number: Stirton, CH, 11561 | 1986-11-11

South Africa, Western Cape, Oudtshoorn District. Rus-en-Vrede.

General notes: Short mowed area. Resprouted in burnt area. Petals white. Multi-stemmed. (Photo, spirit, wood.)

Data Resource: BODATSA View record

Observation records

Date: 2/5/2022 12:17:00 PM

Western Cape

Data Resource: iNaturalist View record

Plant occurence records per dataset

Plant occurence records per year

Occurrence records map

This map contains point-based occurrences at different locations

iNaturalist: BODATSA: Data partners records:

2012

SERIES CHAPTER

Fabaceae: Otholobium C.H.Stirt. Stirton, CH; Schutte, AL

In: J Manning & P Goldblatt (eds), Plants of the Greater Cape Floristic Region 1: The Core Cape flora. Strelitzia 29: 566-569

South African National Biodiversity Institute, Pretoria

No results found for Psoralea lucens (C.H.Stirt. & Muasya) C.H.Stirt.

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