222 Key to the System of 



SWAINSONA. 



1040. Petals yellowish or somewhat orange-colored ... 1041 



Petals pink, deep-red or violet-colored ... .. 1042 



1041. Fruit with a stalk-like base. 



Tall, nearly glabrous ; leaflets from roundish-ovate to ellip- 

 tical ; stipules rather broad, curved ; racemes elongated ; 

 petals yellowish ; lower petals simply curved ; upper 

 petal without supra-basal callosities ; stigma accompanied 

 by a tuft of hairlets ; fruit inflated. S. laxa. 



Fruit without any stalk-like base. 



Depressed or ascending, densely beset with very short 

 whitish hairlets ; stipules particularly broad, often in- 

 dented ; leaflets cuneate- r elliptic-linear ; racemes short ; 

 petals partly orange-colored, the upper without supra- 

 basal callosities ; lower petals simply curved, blunt ; 

 style rigid, much incurved ; fruit almost narrow-ellipsoid. 

 (S. phacifolia.) S. stipularis. 



1042. Lower petals twisted ... ... 1043 



Lower petals simply curved ... .. ... ... 1044 



1043. Flowers comparatively small. 



Prostrate or ascendant, nmch beset with soft hairlets ; 

 leaflets rather small, from obcordate- to lanceolar-ovate ; 

 stipules conspicuous ; flowers in short racemes ; petals 

 violet-colored, the lower circularly curved, bluntish ; 

 upper devoid of prominent supra-basal callosities ; fruit 

 depressed-ellipsoid, rather small, without any stalk-like 

 base. S. onciuotropis. 



Flowers comparatively large. 



Prostrate or ascendant, beset with soft hairlets ; leaflets 

 rather numerous, from elliptic- to lanceolate-linear ; 

 flowers fragrant ; petals violet-colored, the lower cir- 

 cularly curved and additionally somewhat spiral ; upper 

 petal devoid of supra-basal callosities ; fruit rather large, 

 firm, without any stalk-like base. S. procumbens. 



1044. Fruit with a long stalk-like base. 



Very tall, deleterious, imperfectly invested with close 

 short whitish hairlets ; leaflets comparatively large, from 



