Trees, Shrubs and Vines 



Gronovius Dodder. (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-Dodder. (C. epilinum) : stigma elongated ; flower globu- 

 lar (corolla 5-parted, stamens not exserted), stemless, in dense 

 scattered heads ; in flax fields, introduced from Europe. 



Thyme-Dodder. (C. epithymum) : stigma elongated, stamens 

 exserted ; introduced ; occasionally in clover-beds. 



Field-Dodder. (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 Yor^- 

 and New Jersey, south, and along southern frontier. 



Bending Dodder. (C. inflexa) : corolla fleshy, 4-lobed, its 

 tube as long as the keeled and pointed calyx-lobes ; its lobes 

 ovate, erect 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 Dodder. (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 ^' long, larger than in any other of our species. Allegha- 

 nies of Maryland and Virginia. 



Coiled Dodder. (C. glomerata) : flowers in very large, close 

 clusters, each flower with numerous bracts at base, the matted 

 34a 



