194 thrt t^e names I^. ^uschienu •^". ■'"^uschioruirij^^inte: to 

 the same plant. There is no ..ejcrlrtion of L-. RuschiaiiLu^, _.3rely 

 a i^rief sentence in --erman (quite inadequate for i'lentif ice tion) 

 indicEtinp- that it is e shrubb:* species, v.-liich I regret to say I 

 dici'not heed, as I hp.d no sus^^icion that, contrary to usere and 

 common sense, the same author would use tv/o such slight variants 

 of the ssr.e heme for different species of the same genus, ^-r. 

 Cinter does not admit Lithops as a distinct genus, hut uses it 

 mere!'3'' as a section of I'^esemhryantheraum, his names heins? published 

 thus? — Kesemhryanthemun (-i-it'iors) ^ushiorum, Dint. 



5.— GI_ ,. , HAW. 



I '■' " " " ?re like to st^te thrt t-e :.'ollOY;ine^- recount of the 

 vpr;"" re^'-- ■ "e end interesting plants composing this genus has 

 onl7;' heen made nossib."!e by the invaluable end freely given aid 

 I hpve received from ^r. '^ . ^^uir of ^-^iversdele, v/ho hf-s contribu- 

 ted m-r'teri-'^l of most o'* f'^e sriooie'^ of this genus pcccm.T"' ri^^d by 

 am.^le notes, of • ':"ee use in the fol" s- 



cri'-tions. 



i:3Y TO -::3 srsciss. 



dnclu'" '" se th- "- ' -"■ "been, previously described.) 



1. — 3pse of the notch or fissure not exte '. ; ;• 



bro^des"!" part of the gro- '' id norrx. lly s^i^cll ;.ncl sit- 

 uated obliquely at or ne- . top of it; grc ths soft 

 in substance or pulpy, light green, sometimes tinted 

 r»urr]is''; flor'ers bright rose pinlc. 2 



"Base o" the fissure (or, --hen under cultivption the tv/o 

 leaves com^rosing the grov-th are seperated -'nd spread- 

 ing, the base of the gape beti-een the leaves) -^-tend- 

 ing across or situated at the broadest part o:' 

 gro''-th, usually distinctly lateral, except in . bum 

 and '^. dispar, where the fissure (in native-gi- .. lants) 

 extends across the oblique top, as the tv^o leaves com- 

 posing the grov;th are sometimes subeoual; ~ro?'ths mod- 

 erately firm, siTvi--vr v-vn'tp^ r-vr^-^nc;' or ."Teen; ""lov/ers 

 rosy or vrhite. 3 



2. — Crrovrths pubescent -'ith outst?n "- n-- ^-n^ ■ distinctly 



visible to the naked eye,, pilosulum 



Grovrths glabrous or if faintly velvety to the touch i-itli- 

 out a visible pubescence. molle, 



r^.-.The part of the larger leaf or lobe above the mouth of ■'"1'!'^ 

 fissure (-^'hich is bpsal), 5-4 times as long as the 

 smaller leaf or lobe and subterete, "-4 lines thick; 

 -flo-:'=-r=; •po-"-'. geminum 



Tl-;e part of the larger leaf or lobe ^bove the mouth of 

 the f?-^cii---> OT vTrhen un'''^'^ oi'' ■'"■"'"- ■':.'_oi ''.'"'^ "ipr ^;i^s of 

 the gr resd- 



l'^5 ing) above the f' -e].- surfr ce of the le ely 



more end usna''ly I ^ ' ^ n t-'/ice -^ ■> -- ■ '■ ^ entire 



smaller le?f or loV : ' occasio. little 



longer '" '" e latter, rf.:''^ (unless tae " i- 



