GEBANIACE^ 79 



1. OXAUS. Wood Sorkbl. 



Sepals 5, persistent; petals 5, united at the base; sta/mens 10, 

 monadelphous, alternately longer and shorter; styles 5, distinct; 

 pods erect, often on bent pedicels. 



1. O. strScta, L. 



Stems usually more than one, decumbent; leaves pale green, sensitive; 

 flowers yellow, peduncles mostly 2-flowered, the deflexed pedicels and stems 

 covered with appressed hairs. 



2. O. corniculita, L. Ladt's Sobbel. 



Stems resembUng the preceding; leaves deep green often tinged with 

 purple; flowers yellow, the peduncles several-flowered, the pedicels ascending 

 and spreading, with very little, if any, pubescence. Dry soil, across the 

 prairies. Some confusion exists regarding this and the preceding species. 



XLIII. GERANIACE.ffl (Geranium Family). 



Herbs with palmately lobed or cleft, usually stipulate leaves, 

 and perfect, regidar, hypogenous flowers, either solitary or in axillary 

 clusters. Sepals 5, persistent; petals 5, hypogenous; stamens as 

 many, or two or three times the number of sepals, distinct; ovary 

 5-lobed and 5-eelled. 



1. GERANIUM. Cranesbill. 



Sepals 6, imbricated; petals 5, hypogenous, imbricated; stamens 

 10, 5 long and 6^ short; ovary 5-lobed, 5-celled, beak-like, often 

 tipped with the persistent style; ovules 2 in each cell. 



1. G. maculatum, L. 



Perennial, erect, 4-12 in. high, hairy; leaves 5-parted, the divisions still 

 further cut towards the ends; flowers large, hght purple, petals bearded at the 

 base; pedicels and beak of the fruit hairy. Mostly a woodland species and 

 to be looked for in eastern Manitoba. 



2. G. caroliniSnum, L. 



Low, much branched, and hairy, with spreading, sometimes glandular 

 hairs; leaves deeply cut into many oblong segments; flowers pale pink, in 

 cymose clusters; fruit tipped with a short style. Newly burnt woods or 

 around thickets, Man.-Alta. 



3. G. incisum, Nutt. 



Rather coarse, leafy-branched ; pedicers, peduncles, or entire plant gland- 

 ular-hairy with short hairs; leaves 3-5rcleft, or the lower still more divided; 



