46 COMMON CANADIAN WILD PL \ NTS. 



Botryapium lias ovate-oblong leaves, very sharply serrate, and 

 white flowers in long drooping racemes, the petals 1 times as 

 long as the calyx. The variety rotundifolia has broader leaves 

 and shorter petals, and 6-10-flowered racemes. 



ORDER XXXIII. SAXIFRAGA'CEJE. (SAXIFRAGE F. ) 

 Herbs or shrubs, distinguished from Rosacea) chiefly in having 

 opposite as well as alternate leaves, and usually no stipules ; 

 stamens only as many or twice as many as the (usually 5) petals ; 

 and the carpels fewer than the petals (mostly 2), and usually 

 more or less united with each other. Stamens and petals gen< ; -al I y 

 inserted on the calyx. 



Synopsis of the Genera. 



1. Ki'bes. Shrubs, sometimes prickly, with alternate and palmately-veined 



and lobed leaves, which are plaited in the bud. Calyx f.-lobed, the tube 

 adherent to the ovary (superior). Petals r>, small, inserted on the calyx. 

 Stamens 5. Styles 2. Fritit a many+seeded berry. 



2. Parnas'sia. Smooth herbs, with entire and chiefly radical leaves, and 



solitary flowers terminating the long scapes. Petals 5, large, veiny, each 

 with a cluster <if xte rile, filaments at the base.. Proper stamens f>. Stig- 

 mas 4. Pod 4-valvad. Calyx free from the ovary. 



3. Saxif raga. Herbs with cluttered root-leaves. Flo%vers in close cymes. 



Calyx-lobes hardly adherent to the ovary. Petals f>. Stamens 10. 

 Fruit ft, p.tir of f<iUi<:l''x, slightly united at the base. 



4. Mjtel'la. Low atrl slender herbs, with round heart-shaped radical leaves, 



those on the scape (if any) opposite. Flowers in terminal racemes. 

 Calyx 5-lobed, adherent to the base of the ovary. Petals f>, slender, 

 p! unatifid. Siamens 10, short. Styles 2. Pod 2-beaked, but l-ccll-d. 



5. Tiarel'la. Slender herbs, with radical heart-shaped leaves, ami 



scapes, bearing a simple raceme of flowers. Calyx bell-shaped, ">-nart.'d. 

 Petals 5, entire. Stamens 10, long and' slender. Pod 2-valved, the 

 redoes unequal. 



G. Chrysople'miim. Small and smooth herbs, with mostly opposite 

 roundish leaves. Calyx-tube adherent to the ovary. 1',-tnh n<ni>'. 

 Stamens twice as many as fru; ralyx-lobes (8-10), inserted on a con- 

 spicuous disk. Pod -2-lobed. 



1. RI'HES, L. CURRANT. GOOSEBERRY. 



1. R. Cynos'bati, L. (\Vn.D <;ix^i':r.i:ui;v.) Stem with small 

 thorns at the bases of the lr;iv<-s, tin; Litter downy, on slender 

 petioles, roundish heart-shaped, 3-5-lobcd. / 

 2 3-flowered. Berry <<><> , <l. ////// /<>,/,/ />/'/'/./,.-. Open woods 

 and clearings. 



