Crassula. | CRASSULACEZ (Harv.) 
Lvs. ovate, acute or acuminate, geese infl. 
thyrsoid ... .. ss 
Lvs. small, ovato-trigonal, minutely ciliolate ; es 
terminal, few flowered... ... Sics 
4, Subulares.—Slender, wnat iiss or iui, with connate or subdis- 
tinct, fleshy, linear-triquetrous or awlshaped, acute or obtuse, glabrous leaves. 
Cymes corymbose, mostly pedunculate. 
Lys, linear- -trigonous, 3-4 times as long as thick, very blunt 
Lvs. subulate-trigonous or cultrate, acute : 
Lys. 2-3 inches long, 3-4 lines thick, closely set ; — 
obovate-oblong . oe aoe 
Lys. 1—} inches long, Ao lines thick, ‘subdistant : 
Lys. flattened on both sides 3 
Lys sub-terete or trigonous ; bracts minute, toothlike. 
Lys. much longer than internodes ; roe ovate 
subacute ... . 
Lys. not much exceeding internodes ; petals ob- 
long-obovate : 
Lvs. subterete or trigonous ; : bracts ‘subulate, ‘acute 
Lys. 4 inch long or less, very closely set or imbricate : 
Stem dichotomous ; lvs, subulate ; — _— 
many flowered ... 
Stem dichot. ; lvs. subulate ; ; cymes “subsessile, " few- 
flowered... 
Stem branched from base ; : lv. “cultrate ; _Pedunele 
short, laxly few-flowered ... .. oe 
5. Marginales.— Virgate slibediioeas po Se or te Ae laxly leafy. 
connate or connato-vaginate, narrow, or oblong, or obovate, cartilagineo-ciliate, the 
333. 
- 
(7) perforata. 
(8) divaricata. 
(9) brevifolia. 
(10) ramosa, 
(14) biplanata, 
(11) tetragona. 
(13) acutifolia. 
(12) fruticulosa, 
(15) densifolia. 
(16) sarcocaulis. 
(17) alpestris. 
surface glabrous or sparsely setose. Cymes corymbose or panicled. 
Styles << short or scarcely any : (stem simple, virgate). 
labrous ; calyx-lobes pear atts Nac flowers aie. 
Setose ; cal.-lobes ciliate ; flowers red... 
Styles subulate ; stem shrubby or suffruticose : 
Lys. narrow-linear or subulate, acute or subacute : 
Cymes peduncled ; calyx-lobes short, yee 
obtuse ; flowers sm 
Cymes subsessile ; ealyaclobes “Janceolate-subulate ; * 
petals reflexed au 
Lys. oblong, ped or " gpathulate ; stem decum- 
bent at base, with ascending, simple branches, glabrous. 
Lower leaves 1-1} inch long, 3-4 lines wide 
Lower leaves 2-24 inches long, 4-5 lines wide 
Lvs. ovate or oblong ; stem erect, simple, scabrous above 
Lys. ae: stem diffuse, much branched, = 
rous : 
Styles subulate ; stem ‘herbaceous, erect or decumbent : 
Stem more or less albo-setose or hispid : 
Erect ; lvs. obovate, subrotund or ibis blunt ; cal.- 
lobes acuminate... 
Erect ; lvs. oblongo-lanceolate, ‘subacute ; - cal.-lobes acute 
Trailing or decumbent, small ; lvs. subrotund or obovate 
Stem quite glabrous, erect, subsimple ; cymes loose, pedunce. 
6. Squamulose.—Suffrutices or herbs, mostly branching. Stems and foliage — 
be vaginata. 
19) rubicunda 
7. 
(20) cymosa. 
(21) flava. 
(22) undulata, 
(23) dejecta. 
(24) albiflora. 
(25) rubricaulis. 
(26) stachyera. 
(28) Meyeri. 
(27) lasiantha. 
(29) crenulata. 
Leaves 
> 
' 
— 
‘ } 
more or less clothed with bristles or inflated hairs, or spreading or reflexed = 
hairs, or scabrous. Cymes corymbose, many or few-flowered. 
(1) Stem and foliage densely clothed with reflexed flattened 
hairs or scales : 
Erect, simple, or re, with nine) eae 
leaves subulate . ie 
°) Sesiuloes. 
% 
if? 
