170 Annals of the South African Museum. 



2. A. Blitum, Linn., Sp. PL, ed. 1, 990. 



Great Namaqualand : Under shade of large Commiphora in dry 

 river-bed South of Warmbad, 4025. Sandy valley 20 km. North of 

 Raman's Drift, 4519. Sandy valley North of Sabiesis, 4114. 

 Crevices in kopje between Dabaigabis and Grundoorn, 3173- 

 Shady places in dry river-bed, sandy plains West of Ganus, 4480. 



ZYGOPHYLLACEAE.* t 



By Ruth Glover. 



1. TRIBULUS. 



1. T. terrcstris, Linn., Sp. PI., p. 554. 



Great Namaqualand : Sand at Sandverhaar, 4(375. Seeheim, 

 3725. Sand of river-bed at Seeheim, 3723. In sandy plain at 

 Schakalskuppe, 4784. Bushmanland : Common on stony ground 

 at Groot Rozynbosch, 3833. Namaqualand : Sand at Stinkfontein, 

 5521. 



2. T. Zeyheri, Sond., Fl. Cap., i., p. 353. 



Namaqualand : Sandy slopes, Kamabies, 3780. Rietfontein, 3434. 



3. T. pterophorus, Presl., Bot. Bern., p. 30. 



Great Namaqualand : Dry river-bed near Holoog, 4120. Sand 

 dunes at Sandverhaar, 4693. Bushmanland : Near Wortel, 3631. 



4. T. cristatus, Presl., Bot. Bern., p. 30. 



Namaqualand : Sandy river-bed leading down to Bethany Drift, 

 6053. Great Namaqualand : Sandy slopes at Dabainoris, 3015. 

 Kopje between Dabaigabis and Grundoorn, 3154. 



2. SISYNDITE. 



1. S. spartea, E. Mey. 



Sandy banks of Doom Rivier, 3880. Bushmanland : Common in 

 sand between Kweekfontein and Ougrabies, 3791. Great Nama- 

 qualand : Sand at Sandverhaar, 4653. Namaqualand : Sand in 

 Annenous Valley, 5984. Annenous, 6413. 



* Keport of the Percy Sladen Memorial Expeditions in South-West Africa, 

 No. 57. 



t Contributed from the Bolus Herbarium. South African College. 



