42 



SELECTED "WESTERN FLORA 



-^fe^ 



Fig. 37 . — 

 , Agrostemma 

 githago. 



3. AGROSTEMMA. Corn Cockle. 



Calyx 5-olef t, the long narrow divisions much ex- 

 ceeding the 6 large petals ; stamens 10 ; styles 5, op- 

 posite the petals. Soft-hairy annual or biennial 

 herbs occurring in grain crops. 



1. A. Githigo, L. Puk'ple Cockle. 



Erect, 1-3 ft. high, little it at all branched ; leaves linear 

 or nearly so ; flowers large, solitary, purplish red often 

 spotted with black, and paler towards the centre of the 

 flowers. A fairly common introduced weed in cultivated 

 crops. 



4. SILSnE. Catchply or Campion. 



Calyx 5-toothed, usually strongly marked with 

 not less than 10 nerves; stamens 10; styles 3; flowers 

 mostly solitary or in cymes, but occasionally ra- 

 cemose. 



Calyx not inflated. 



1. S. noctiflSra, L. Night-flowebing Catchfly. 



Stem tall; lower leaves large and somewhat spatulate, 

 upper smaller and narrower; both stem and leave^Viscid-pubescent; flowers 

 few, large, white or pinkish, sweet-scented, and opening at night. A field 

 weed in cultivated ground, introduced. 



2. S. Menziesii, Hook. 



Stem low, weak, forked-branched; petals 2-cleft, flowers small, white, in 

 leafy cymes. N. Man.-Alta. 



Calyx much inflated. 



3. S. latifdlia, (Mill.) Britten and Rendle. Bladdeb Campion. 



Stem weak, growing in clumps, glaucous; leaves opposite, ovate-lance- 

 . olate ; calyx much inflated ; petals 2-cleft. An introduced weed occasionally 

 found about dwellings. 



5. LYCHNIS. Campion. 



Closely resembling Silene but with 5 styles, and the pod opening 

 with 10 teeth. 



1. L. alba, Mill. White Cockle. 



Leaves ovate to oblong ; flowers white, opening in the evening, A 

 biennial weed in cultivated ground distinguished from SilSne nootiflora by 

 its 5 styles. 



