For-Fro 



DICTIONARY OF BIOLOGICAL EQUIVALENTS 



Fonngattung /. form-genus. 



Formgestaltung /. form; shape. 



formlos a. amorphic; shapeless. 



Formveränderung/, modification of form. 



Formwechsel m. form change. 



Forschungsanstalt /. research station. 



Forschungsmikroskop n. research micro- 

 scope. 



Forst m. forest. 



Forsteinrichtung /. forest regulation. 



Forstgarten m. arboretum. 



Forstwegweiser m. forest directory. 



Fortbewegungsorgan n. organ of loco- 

 motion. 



fortlaufende Ablesung /. continuous 

 reading. 



Fortleitung/, propagation; transmission; 

 carrying off. 



Fortpflanzung/, propagation; reproduc- 

 tion; transmission. 



Fortpflanzungsbläschen n. embryonic 

 vesicle. 



Fortpflanzungskörper to. body for repro- 

 duction. 



Fortpflanzungsorgane n.pL reproductive 

 organs. 



Fortpflanzungsperiode /. breeding season. 



Fortpflanzungspolyp m. reproductive po- 

 lype. 



Fortpflanzungsrichtung /. direction of 

 propagation (of rays). 



Fortpflanzungsschicht/, {embryol.): re- 

 producing layer. 



Fortpflanzungstrieb to. generative in- 

 stinct. 



Fortpflanzungszelle/, sexual cell; propa- 

 gative cell. 



Fortpfianzungsziichtung /. subsequent 

 cultivation (of bacterial strains etc.). 



fortrieseln v. to ripple (over pebbles). 



Fortsatz to. appendix; process. 



Fortschritt to. progress; improvement. 



fortwachsen v. to continue to grow. 



Fracht /. freight; portage. 



Franzosenkraut n. Galinzoga. 



Fräskultur /. cultivation of the soil by 

 the use of a "fräs" machine. 



Frassbild n. ient.): gallery design (bark 

 beetles). 



Frassgang to. mine; burrow; channel; 



adult mine; larval mine. 

 Frassmehl n. (ewi.): frass. 

 Frasspur /. feeding evidence. 

 Frasszeit /. feeding time. 

 Frauenflachs to. Linaria. 

 Frauenschuh m. Cypripedium. 

 freibeweglich a. motile, 

 freiblättrig a. having several distinct 



sepals or petals. 

 freiblumenblätterig a. polypetalous. 

 Freilandüberwinterung /. hibernating in 



the open. 

 Freilandzucht /. rearing in the open; 



growth in the open field, 

 freilebend a. free-living, 

 freischwebende Flora/, free-floating flora 



(plankton). 

 Freiwandlage /. epistrophy (of plastids). 

 freiwurzlig a. exorrhizal. 

 Fremdbefruchtung /. outbreeding; cross 



fertilization. 

 Fremdbestäubung /. allogamy; cross 



pollination. 

 Fremdgehäuse n. {zo.): shell belonging 



to another animal (e.g. shell of a 



hermit crab). 

 Fremdkörper to. foreign matter. 

 Fressknospe /. hydranth; nutritive po- 

 lype. 

 Fresspolyp to. nutritive polype. 

 Fresswerkzeuge n.pl. masticating appa- 

 ratus. 

 Fresszelle /. phagocyte. 

 Frischgewicht n. fresh weight; green 



weight. 

 Frischwasserkläranlage /. water filtering 



plant. 

 Fritfliege /. (ent.): Oscinis Latr.; frit fly. 

 Frosch TO. frog. 

 Froschader /. ranine artery. 

 Froschbissgewächse n.pl. Hydrocharita- 



ceae. 

 Froschlaich to. frog spawn. 

 Froschlöffelgewächse n.pl. Alismataceae. 

 Froschlurche /. Anura. 

 Froschschwimmhaut /. frog-web. 

 Frostabwitterung /. frost weathering. 

 Frostblase /. frost blister. 



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