146 



4 



I may again be at Kew, it seems desirable to place on record 

 the data already obtained, as a working basis for further investi- 

 gations in the field and herbarium. If it is clearly understood 

 that the determinations in the case of these critical families are 



mi 



The nomenclature of families and genera here followed, is that 

 of De Dalla Torre and Harms in the Genera Siphonogamarum. 

 lo avoid confusion between their sequence and that of Bentham 

 and Hooker as followed in the Kew herbarium, I have com- 

 promised by arranging the families and genera alphabetically, 

 winch though not scientific, has the advantage of simplicity and 

 facility of reference. 



Twelve genera and seventy-nine species have been added to the 

 original list, while thirteen specific names have been dropped as 

 Deing synonyms or for other reasons. The corrected totals at 

 present stand : o7 families, 141 genera, 3:55 species. When more 

 is known about them, a number of these species will almost 

 certain y be found not to attain the minimum height*of ten feet, 



iTJ? p? ^ l0Wer limit of a " tree -" This is the case in the 

 in? i' (T y ]) ™ 08 P»ria, Plectronia (and some other Rubiaceae), 

 foyena ^ and perhaps occasionally also in Combretum and Acacia, 

 xrith Zu< if th ™ u gh these genera it was found desirable to deal 

 3^mw-« Tran . svaal s P ecie s of the genus, and to place the 

 W Jl -° gai . ned on record - Moreover, our knowledge of 



sp! mem :r sss^**™™ «*«* finding «* 



While 



become 



arr^ ^ R ,"• t0 plaCe 0n record some of the determinations 

 to furH«h aSS 5 m T J T Cases * have not had sufficient material 

 fore ^W t\ pllcate8 for Kew. It does not always follow there- 



I^^^w^^ - ** «-y are also 



coSedfTomXn!-^?, 11 ^ 68 an<1 of D «tch words has been 

 alwavs correct T ^ ^ ° f the collections, and though not 

 fear a of 9 ™^^™*™^ ** *>l to 'alter it here, for 



p 



I.-GYMNOSPERMAE. 



TAXACEAE. 



Pflan. 



"*ve oeen calling Podocarmi* TV.,,.,/ •• s ic 1 uccmuui '> Wllltu wo 

 distinct sections of U,e ^'^ ''^ and ™-M™t«, ™ two 

 thickened receptacle anri o* ? ' 1,e, » bu-i'odocarpus having a 

 shows no appa^nt dlVe£nm«f' y A a,7WM ' in ^ch the receptacle 

 and Robert Brown werlP^h 1 ' AcC01 ? in ^ to this view Thunberg 

 species, and the names *iv™ k V° ering these to be distinct 

 P™Wo ~ y ° Wn shottld stand, as follows i- 



^^Muflfe*^^S^^rg forests (PatataboU), 



8 forests, Lydenbnrg District, Legal. 



