ANALYTICAL KEY. lxv 
22 Leaves opposite . - . . ; - ; . 23 
Paver alternate, or radical, or none. : : : : . 380 
23 J Trees or shrubs . y : ‘ , é ; ; ; - 2h 
\Herbs . : hed, S é 25 
Stamens 2. Leaves pinnate . P | OLEACER (p. 297. ) 
94, Stamens 4 or 5. Leaves ovate, Poorlicd: : CELASTRACER (p. 104.) 
Stamens about 8. Leaves broadly lobed or angular. 
ACERACEZ (p. 96.) 
Petals inserted on the tubular calyx, near the top. 
25) LYTHRARIEZ (p. 155.) 
Petals inserted within the base of the calyx . - #4 20 
J Leaves divided, cut, or toothed . .  . GERANIACE® (p. 88.) 
| Leaves quite entire : ar 
f Capsule one-celled, with a central ‘placenta and several seeds. 
CARYOPHYLLACEZ (p. 58.) 
Capsule with a single seed . . LLLECEBRACEE (p. 368. ) 
Capsule and ovary divided into several cells . : ‘ pels: 
Petals 3 or 4, with twice as many stamens. Flowers ver ry minute. 
98 ELATINE (p. 78.) 
parte 4 or 5. Stamens the same, or rarely one or two additional 
26 < 
27 
ones . : : . ; : -< OF 
{ Calyx tubular, five-toothed . , "FRANKENIA (p..57-) 
29 , Calyx many- toothed. Flowers very small. - RADIOLA (p. 84.) 
| Sepals 5, quite free . . Linum catharticum (p. 84.) 
31 
| Trees or shrubs 
Low procumbent heath- like undershrub, with 3 petals and stamens. 
EMPETRUM (p. oe } 
Herbs rarely slightly woody at the base ; : 
eee and stamens 6. Berry one- or two- seeded. BERBERIS (p. 16. ) 
Petals 4 or 5. Stamens as many, or twice as many. 32 
Branches twiggy, with small green scale-like leaves. Capsule 
g9' _one-celled. Seeds cottony : . TAMARIX (p. 77.) 
‘eon or trees, with flat leaves. Ovary and trait (usually a 
berry) divided into cells. . . . . 33 
Petals white, alternating with the stamens ‘ : ; Inex (p. 98.) 
33 , Petals very small, green and behind the stamens, or none. 
l RAAMNUS (p. 99.) 
Petals 4 , : ‘ : : 5 ; : ° . 30 
Petals 5 : 6 
Leafless herbs, with brown scales, Stamens 8. Monorropa (p. 287. ) 
Herbs with entire or divided leaves. Stamens 6, of which two are 
as! 
@ shorter, or rarely wanting. : : . CRUCIFERZ (p. 22.) 
Herb with compound leaves. Stamens4  . EPIMEDIUM (p. 15.) 
36 | Stamens 10 . ; : - : : : : : : Ref) 
\Stamens5 . R313: 
Style single, with a broad ‘stigma, Leaves entire or © minutely 
toothed . : . Pyrowa (p. 286.) 
37) Two styles or two distinct stigmas. “Leaves often toothed or 
divided . ; : ‘ SAXIFRAGA (p. 166.) 
Five styles. Leaves of three leaflets. ; : OXALIS (p. 94.) 
38 ! Leaves all radical, or only one on the stem . ‘ ; : Ses, 
Stem-leaves several, entire . : : : ‘ : d . 40 
dl 
