YELLOW OR YELLOWISH FLOWERS 
Celandine {Chelidonium majus). Poppy family. April to 
September. 
A biennial, a foot or two high. Flowers (one-half inch broad 
or over) with two sepals (quickly falling), four petals, numerous 
stamens. The leaves are pinnately divided into broad leaflets, 
with rounded teeth and irregular lobes. Common, roadsides, etc. 
GROUP vn 
Leaves (alternate) dissected. 
Tansy {TanacHum vulgar e). Composite family. July to 
September. 
A familiar roadside perennial, sometimes three feet high. The 
flowers form large, flat-topped clusters; the flower-heads making 
up these clusters (one-fourth inch or more across) are made up 
of many tiny tubular flowers without rays, the inner perfect, 
outer pistillate. Dry ground. 
Bladderwort (Utricularia vulgaris). Bladderwort family. 
June to August. 
A plant which must be sought. Its tiny flower appears above 
the water on the end of a delicate stalk. The calyx and corolla 
are split, the latter bearing a spur. The submerged leaves bear 
many little bladders. 
GROUP vni 
Leaves (alternate) compound, not over five leaflets. Flowers 
not in umbel. 
The Buttercups and Crowfoot are found on p. 62 et seq. 
Common Cinquefoil (Potentilla canadensis). Rose family. 
April to August. 
A low plant with slender stem, sometimes erect, oftener acting as 
a runner. Flowers generally not over one-half inch broad, with five 
rounded petals, suggesting yellow strawberry blossoms ; five bracts 
alternate with five calyx-lobes. The leaves are palmately divided 
into five sharply-toothed leaflets. Dry ground everjrwhere. 
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