Endangered plants of Saudi Arabia

*  :     Endangered Endemic                                      

@:     Extinct-Endemic

#  :     Endangered non-endemic

X  :    ‘extinct’ non-endemic

+  :     not endangered endemic

-   :     not endangered or endemic                                    

 

R :     rare 

O:     occasional  

L:      local

C:      locally common 

FW:   fairly widespread

W:     widespread 

WX:  widespread/overexploited 

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Endemic Plants  

ACANTHACEAE

Barleria proxima  (# R)

Crossandra wissmannii (- O)

Cros 

AIZOACEAE

Delosperma harazianum  #  LC

 

ALLIACEAE

Allium asirense *  O

 

ALOEACEAE

Aloe armatissima * L

Aloe brunneodentata * R

Aloe castellorum - FW

Aloe cephalophora * R

Aloe fleurentinorum # LC

Aloe parvicapsula * L

Aloe parvicoma * R

Aloe porphyrostachys * LC

Aloe pseudorubroviolacea + FW

Aloe rivierei # R

Aloe sabaea - FW

Aloe shadensis * O

Aloe sheilae * LC

Aloe vera var.officinalis - W 

Aloe vulcanica * R

Aloe x abhaica * R

Aloe x qaharensis * R

Aloe yemenica # LC

 

AMARANTHACEAE

Nothosaerva brachiata # R

 

AMARYLLIDACEAE

Crinum album - W                                         

Pancratium maximum - O

Pancratium tortuosum -  FW

Scadoxus multiflorus - O

 

ANACARDIACEAE

Pistacia cf.khinjuk *  LC

Rhus abyssinica # R

 

ANNONACEAE

Annona squamosa # O

 

APOCYNACEAE

Adenium arabicum - W

 

ARACEAE

Arisaema flavum # R

 

ASCLEPIADACEAE

Angolluma commulata ssp.sheilae * FW

Angolluma deflersiana # LC

Angolluma eremastrum # LC

Caudanthera sinaica # O

Caudanthera sinaica ssp.baradi # O

Ceropegia arabica # L

Ceropegia arabica ssp.abbreviata * LC

Ceropegia aristolochioides ssp.deflersiana + W

Ceropegia botrys # O

Ceropegia bulbosa # R

Ceropegia rupicola # R

Ceropegia somalensis # R

Ceropegia superba # L

Ceropegia tihamana * R

Ceropegia variegata var.adelaidae # FW

Ceropegia variegata var.variegata  # FW

Ceropegia vignaldiana # R

Crenulluma petraea # FW

Cylindrilluma solenophora # R

Cynanchum acutum ssp.sibiricum # LC

Diplostigma canescens # R

Duvalia sulcata # R

Duvalia velutina * FW

Glossonema sp.aff. boveanum * LC

Gymnema sylvestre # LC

Huernia arabica X

Huernia laevis # R

Huernia saudi-arabica * FW

Huernia sp.aff. lodarensis * R

Huernia sp.nov.aff. boleana + LC

Periploca visciformis # W

Rhytidocaulon macrolobum # O

Rhytidocaulon macrolobum ssp. minimum @

Rhytidocaulon sheilae * L

Sarcostemma arabica + FW

Sarcostemma forskaolianum + W

Sarcostemma vanlessenii # R

Sarcostemma viminale ssp.stipitaceum + FW

Sulcolluma shadhbana + O

Sulcolluma shadhbana var.barhana + O

 

BURSERACEAE

Commiphora erythraea # LC

 

 

CAPPARACEAE

Boscia angustifolia # O

Cleome hanburyana # O

Capparis spinosa (blue-leaved)  –  LC
Maerua triphylla # L

 

CARYOPHYLLACEAE

Dianthus deserti * FW

Dianthus judaicus # O

Gypsophila umbricola * O

Petrorhagia cretica  # L

Silene asirensis * LC

Silene corylina * LC

Sphaerocoma aucheri # LC

 

CELASTRACEAE

Maytenus heterophylla # R

Maytenus undata # R

 

CHENOPODIACEAE

Cornulaca arabica * LC

 

COMPOSITAE

Anthemis sheilae * LC

Anthemis zoharyana ssp.brachyota * O

Crepis sancta ssp.sancta  * O

Centaurothamnus maximus + L

Dicoma tomentosa # R

Kleinia pendula # LC

 

 

CONVOLVULACEAE

Astripomea malvaceae X

Convolvulus excelsus * R

Convolvulus infantispinosus * LC

Convolvulus siculus # LC

Cuscuta hyalina X

Xerostegia tridentata X

 

CRUCIFERAE

Dolichorhyncus arabicus * R

Erysimum hedgianum * R

 

CYPERACEAE

Cyperus alternifolius ssp.flabelliformis  – O

 

DIPSACACEAE

Pterocephalus sp.aff.sanctus * R

Pterocephalus brevis # R

 

DRACAENACEAE

Dracaena ombet – O

Sansevieria ehrenbergii – FW

 

EBENACEAE

Diosporus mespiliformis # LC

 

ERICACEAE

Erica arborea – O

 

EUPHORBIACEAE

Euphorbia agowensis X

Euphorbia ammak – LC

Euphorbia sp.aff.cactus – LC

Euphorbia sp.aff.fruticosa * R

Euphorbia pirottae X

Euphorbia sp.aff.parciramulosa + O

 

FLACOURTIACEAE

Oncoba spinosa X

 

GLOBULARIACEAE

Globularia arabica # LC

 

GRAMINAE

Sporobolus pellucidas – LC

Trisetaria chaudharyana * LC

 

HYACINTHACEAE

Albuca pendula * LC

Leopoldia tenuiflorum # O

 

HYDNORACEAE

Hydnora johannis # R

 

 

HYPERICACEAE

Hypericum collenettiae @

 

IRIDACEAE

Gladiolus dalenii – O

Iris albicans # R

Iris postii # R

 

LABIATAE

Ajuga arabica * LC

Lallemantis royleana # O

Nepeta sheilae * LC

Phlomis brachyodon # LC

Plectranthus arabicus X

Teucrium hijazicum

Teucrium popovii * R

Thuspeinanta persica X

Thymus decussatus # R

 

LEGUMINOSAE

Abrus precatorius # LC

Acacia seyal  – L

Acacia seyal  var.fistula – L

Acacia tortilis - WX

Argyrolobium confertum # LC

Argyrolobium crotalarioides * LC

Astragalus collenettiae * O

Astragalus echinus ssp.arabica * L

Cicer cuneata X

Crotolaria persica # LC

Cyamopsis senegalensis # LC

Desmodium gangeticum X

Faidherbia albida # R

Glycyrrhiza glabra # R

Indigofera linifolia # LC

Indigofera volkensii # LC

Tephrosia pumila # OL

Tephrosia subtriflora # OL

Vigna ambacensis # R

 

LILIACEAE

Tulipa biflora # R

 

MALVACEAE

Alcea striata # W

Pavonia hildebrandtii # R

 

MORACEAE

Dorstenia foetida – FW

 

MORINGACEAE

Moringa peregrina – FW

 

MYRTACEAE

Myrtus communis # R

 

NYCTAGINACEAE

Boerhavia elegans ssp.elegans * R

 

OCHNACEAE

Ochna inermis # R

 

ORCHIDACEAE

Bonatea steudneri # R

Epipactis veratrifolia # R

Eulophia guineensis # O

Eulophia petersii – FW

Eulophia speciosa #

Holothrix arachnoidea – O

Orchis laxifolia X

 

PASSIFLORACEAE

Adenia venenata – O

 

PITTOSPORACEAE

Pittosporum viridiflorum ssp.arabicum # R

 

POLYGONACEAE

Atraphaxis spinosa # O

Calligonum comosum – W

Calligonum crinitum ssp.arabicum + O

Persicaria amphibia X

Rheum palaestinum X

 

PRIMULACEAE

Androsace maxima # R

 

PSILOTACEAE

Acrostichum aureum # R

Psilotum nudum # R

 

RANUNCULACEAE

Delphinium sheilae * FW

 

RESEDACEAE

Ochradenus arabicus + O

Reseda pentagyna * LC

 

RHAMNACEAE

Ziziphus mucronata # L

 

RHIZOPHORACEAE

Rhizophora mucronata – O

 

ROSACEAE

Crataegus sinaica # R

Potentilla dentata # R

Prunus korshinskyi # OL

 

RUBIACEAE

Crucianella ciliata ssp.arabica * R

Tarenna graveolens * R

 

SALVADORACEAE

Salvadora persica - WX

 

SAPINDACEAE

Cardiospermum halicacabum # R

 

SAPOTACEAE

Mimusops laurifolia – O

 

SCROPHULARIACEAE

Chaenorhinum rubrifolium *

Halleria lucida # R

Harveya obtusifolia X

Kickxia collenettiana @

Kickxia elatina ssp.crinata X

Verbascum decaisneanum # LC

 

SOLANACEAE

Physalis minima # R

Solanum cordatum * LW

 

STERCULIACEAE

Glossostemon bruguieri # O

 

TAMARICACEAE

Tamarix tetragyna X

 

THYMELACEAE

Daphne linearifolia # O

Thymelaea mesopotamica # O

 

UMBELLIFERAE

Oreoschimperella arabiae - felicis var.laevis * O

Peucedanum inaccessum * R

 

URTICACEAE

Parietaria umbricola * R

 

VALERIANACEAE

Valerianella cf.sclerocarpa * LC

Valerianella muricata # LC

 

VELLOZIACEAE

Xerophyta arabica # R

 

VERBENACEAE

Avicennia marina – FW

 

ZYGOPHYLLACEAE

Tribulus macropterus var.collenettiae * LC

Zygophyllum mandevillei + LC         

 

 

(Courtesy:   Sheila Collenette,  NCWCD, Dr. Ahmed H. Alfarhan)                         

 

Last updated on 14-5-2006, you may send your comments to Dr. Jacob Thomas, Herbarium, King Saud University.