GLOSS AKV 385 



Host : a [ilant or animal attaoked by a [)ai-a,site. 



IIvi'Iia: ail individual filament of a niyceliiini. 



lIvpocoTYL: the axis of tlio embryo sporfipliyte Ijetween the root-tip 



and the cotyledons. 

 Ilvpoovxous : ap|ilied to a llower whose outer parts arise from beneath 



the ovary. 



Ixklorksceni'e: a, flower-cluster. 



Integument: in Speiiuatophytes a uiemliranc investing the uueellus. 



LsoGAMous: aiiplied to plants whose pairing ga?uetes are similar. 



Male cele: in Spermatoiihytes the fertilizing cell conducted by the 



pollen-tiilie to the egg. 

 Mehaspduanoium ; a sporangium wdneh produces only iiiegas]iores. 

 Megaspore : in heterosporous plants the large spore which produces a 



female ganietophyte. 

 Megaspohophvle ; a sporojihyll which produces only megasporangia. 

 IMesophvll: the tissue of a leaf lietween the two epidernuil layers which 



usually contains chloroplasts. 

 MiCROSPoEA.NOiu.M : a Sporangium which produces only mii-rospores. 

 Microspore: in heterosporous plants the small spoi'c which produces a 



male gametophyte. 

 Microspobopiiyll: a sporophyll wliieh produces ordy luicrospiu'augia. 

 Micropvee: the passageway to the micellus left liy the integument. 

 MoNCECious ; apjjlied to plants in which the two sex organs are upon 



the same individual. 

 MvcELiuii : the mat of filaments which composes the working body of 



a fungus. 



Naked flower : one with no floral leaves. 

 NicELLrs: the main liody of the ovule. 



Oogonium: the female, egg-producing organ of Thalh^phytes. 



Oosphere: the female gamete, or egg. 



Oospore : the sexual spore resulting from fertilization. 



Ovary: in xVngiosperms the bulbous part of the pistil, which contains 



the ovides. 

 Ovule: the niegaspoi'angium of Sperniatophytes. 



Parasite: a plant which obtains food by attacking living plants or 



animals. 

 Perianth: the set of floral leaves when not differentiated into calyx 



and corolla. 



