GLOSSARY. 355 



Silique: like a silicle, but much longer. 



Silver-grain: the glittering plates (Medullary Eays) in exogenous 



wood. 

 Simple : not compound ; of one piece or part. 

 Sinuate : with deep waves. 



Sirrns : a recess or space between two lobes or projections. 

 Smooth : not hairy nor hispid. 

 Sori : plural of sorus. 



Sorus : the fruit-dot or mass of sporangia in Ferns. 

 Spadiceous : having a'spadix. 



tadix : a fleshy spike. 

 ^ aihe : a large bract which envelops a flower-cluster. 

 Spatvlaie: widened at the top like a spatula. 

 Species: all the individuals of one kind, descended as such from 



common parents. 

 Spemiogonium : cavity which contains the filaments that hear the 



spermatia. 

 Spemudia ; the spore-like bodies produced in the sperinogonia. 

 Spermatomids : the protoplasmic bodies or cells developed within the 



antheridia. 

 Spicaie: like a spike. 



i^ke ; a flower-cluster similar to the raceme, hut with sessile flowers. 

 Spikelet : a secondary spike ; the cluster of flowers in Grasses sur- 

 rounded by glumes. 

 i^ine : thorn ; an indurated leaf or branch. 

 Spinose : having spines. 



Sporangium: the organ in which spores develop. 

 Spore: the body resulting from fructification in the floWerless or 



Cryptogamous plants ; destitute of an embryo, but having a 



function siniilar to that of the seed. 

 Spore-ease : sporahigilinii ; capsule containing the spores. 

 Sppridia : secondary spores, or those produced on the pro-embryo, or 



what develops directly from the spore. 

 Sporiferoua ;. bearing spores. 

 Spm-oedrp : the reproductive as opposed to the vegetative part in 



Cryptogams. 

 Sport: an individual deviating much from the type, but whose 



chara,cters are not transmitted. 

 Sffar : a projecting, more or less horn-like, appendage. 

 Spkii-ed : like or having spurs. ' 

 Sguamate, Squam'ose ':' having or likfe scales. 



Stamen: the floral organ which produces (in the anther) the pollen. 

 Staminate : having stamens. 

 Staminodium : a sterile or abortive stamen. 

 Stellate : staf-shaped. 

 Stem: the ascending axis of the plant. 

 Sternless : acaulescent ; having no apparent stem. 

 Sterigma: the slender stalk or support of the spores in some Fungi. 

 Sterile: unfruitful. 

 Sterile flower : one with stamens but no pistils. 



