Trees, Shrubs and Vines 
Gronovius DoppER. (C. Gronovii): corolla bell-shaped, 
mostly 5-parted, its tube as long or longer than its ovate blunt 
lobes ; flowers with stems, closely or loosely clustered ; common 
throughout, the chief species in the Northeastern States. 
FLAx-Dopp_Er. (C. epilinum): stigma elnugated ; flower globu- 
lar (corolla 5-parted, stamens not exserted), stemless, in dense 
scattered heads ; in flax fields, introduced from Europe. 
THYME-DopDER. (C. epithymum) : stigma elongated, stamens 
exserted ; introduced ; occasionally in clover-beds. 
FIELD-DopDDER. (C., arvensis): corolla bell-shaped, 5-parted, 
its tube scarcely longer than the broad-lobed calyx, and shorter 
than its own lance-shaped lobes; flower on stem in clusters ; 
June, July; earlier and smaller than the others. New York, 
south and west. 
Compact DoDDER. (C. compacta): corolla with cylindrical 
tube, sepals 5, separate, roundish, slightly toothed, with 3-5 
bracts below like sepals ; flower stemless, clustered. New York 
and New Jersey, south, and along southern frontier. 
BENDING DoppER. (C. inflexa): corolla fleshy, 4-lobed, its 
tube as long as the keeled and pointed calyx-lobes ; its lobes 
ovate, evect and finely serrate; flowers with stems. Southern 
New England, west. 
GREEN-FRUITED DoDDER. (C. chlorocarpa) : corolla open-bell- 
shape, mostly 4-parted, lobes often longer than tube, short- 
stemmed ; coarse plant-stem orange-colored. Pennsylvania and 
Delaware, 
SLENDER-FLOWERED Dopper. (C. tenuiflora): corolla 4- 
parted, its tube twice the length of calyx-lobes ; lobes of calyx 
and corolla oblong and blunt; coarse stems yellow. Pennsyl- 
vania, west and south, in damp ground. 
BEAKED DoDDER. (C. rostrata): corolla bell-shaped, 5-parted, 
its tube twice the length of its ovate blunt lobes ; flower nearly or 
quite 1%’ long, larger than in any other of our species, Allegha- 
nies of Maryland and Virginia. 
CoILED DopDER. (C. glomerata): flowers in very /arge, close 
clusters, each flower with numerous bracts at base, the matted 
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