Plants Collected in the Percy Sladen Memorial Expeditions. 267 



4. S. tomentosa, Hiern, /. c, p. 283. 



Great Namaqualand : Kopje between Dabaigabis and Griindoorn, 

 3172. 



5. S. amplexicaulis, Hiern, /. c, p. 2cS7. 



Upper : Eavine at Loeriesfontein, 4841. Namaqualand : With 

 Arundo overhanging brakwater pools, Kuboos, 6086. At foot of 

 kopje, Kamabies, 3466. Dry river-bed, Stinkfontein, 551S. 



6. S. Maxii, Hiern, /. c, p. 288. 



Bushmanland : River-bed, Aggenys, 2930. In river-bed at Aus, 

 4701. Great Namaqualand : Sandstone at Sandverhaar, 4666. 

 River-courses on mountain slopes at Schakalskuppe, 4245. 

 Damaraland : Shallow water-courses on Namib at Welwitsch, 4153. 



7. S. fruticosa, Hiern, /. c. 



Namaqualand : Near Middelkraal, 5614. Sandy ravine below 

 Doornpoort, 6012. Sandy river-bed near Doornpoort water-hole, 

 6137. 



8. S. tristis, Hiern, /. c, p. 289. 



Khamiesbei g : Tweerivieren, 6776. Namaqualand: In sand 

 on low kopje opposite Bowesdorp, 5846. 



9. S. altoplana, Hiern, ? /. c, p. 302. 

 Bushmanland : Groot. Bozynbosch, 3629. 



10. S. cancscens, Hiern, /. c, p. 303. 



Great Namaqualand : Sandy plains North of Ganus, 4505. 



11. S. riijida, L. Bolus, n. sp., omnibus partibus glaberrimis, 

 ramis spinescentibus, foliis polymorphis, floribus in racemulis densis 

 numerosissimis dispositis. 



Frutex rigidus ramosus, omnino glaberrimus, ad 2 metralis ; rami 

 ramulique divaricati vel juniores adscendentes, teretes spinescentes, 

 foliorum delapsorum pulvinis notati, ad 0"4 cm. diam. ; folia fascicu- 

 lata, fasciculis 3-10foliatis alternis, erecta vel erecto - patentia, 

 sessilia vel novellis petiolata, linearia, spathulato-linearia, anguste 

 elliptica vel obovata, obtusa vel rarius acuta, integerrima, 0"2-0 - 9 cm. 

 longa, ad 01 cm. lata; flores in racemulos subsessiles densos, ex 

 fasciculis orientes, ad 2 - 5 cm. longos, dispositi, adscendentes, deinde 

 patentes, - 6-0-8 cm. longi, bracteis linearibus, vix 0-2 cm. longis ; 



