THE AMERICAN BOTANIST 99 



Lnpinus micranthns, upper petal blue with white dots, 

 lateral petals dark blue. 



Lotus bicolor, upper blue with a white stripe dotted with 

 blue lateral petals dark blue. 



Oxalis orcgana, petals white with purple veins. 



Viola Hallii, 2 upper petals dark violet, 3 lower lemon- 

 vellow. 



Curniis NuttalUi, petal-like bracts of spring flowers white, 

 of fall flowers purple. 



DodecatJieon dentatiun, corolla white with 2 purple spots 

 at base of each lobe. 



Dodecatheon latifolinm, corolla dark-purple with yellow 

 center. 



Gilia bicolor , limb pink, tube yellow. 



Gilia gracilis, limb purple, yellow tube. 



Myosotis scorpioidcs, blue with yellow center. 



Linaria Blatine, upper lip lemon-yellow, lower purple. 



Collinsia tenclla, corolla blue and white. 



Collinsia grandiflora, upper lip light blue, middle lobe of 

 lower lip purple, the lateral lobes dark blue ; throat white. 



Gratiola virginiana, tube yellow, lobes whitish. 



Lonicera Jiispidula, corolla reddish outside, yellowish in- 

 side. 



Dozvniiigia clcgans, corolla blue with white and yellow 

 center. 



Coreopsis Atkinsoniana, ray-flowers yellow with brown 

 base. > 



F1.0WER Changing in Anthesis. 



Trillium ovatmn, from white through pink to dark red. 



Draba neinorosa, yellow becoming white. 



Gormania oregana, yellow becoming pink. 



Tcllinia grandiflora, greenish to dark red. 



Holodiscus discolor, white becoming yellowish. 



Vicia Cracca, blue (rarely white) turning purple. 



Lathyrus sidphureus, pinkish-yellow, fading to ochrace- 

 ous. 



Myosotis lutca var, versicolor, pale yellow to blue, then 

 to violet. 



