GLOSSARY. 101 



Embryo : the rudimentary plantlet in the seed. It consists of a stem- 

 let (radicle) and 1, 2 — rarely more — small leaves (cotyledons). 

 The terms accumbent^ incumbent, and condupUcate serve to distin- 

 guish the different modes in which the embiyo is curved in the 

 Crucifers. Cotyledons accumbent : the margins of the cotyledons 

 on one side applied to the radicle (0=). Cotyledons incumbent: 

 the back of one cotyledon applied to the radicle (0 ||). Cotyledons 

 condupUcate : cotyledons folded upon themselves (O^^-). 



Endocakp : the inner layer of a pericarp. 



Endogens : plants with the substance of the stem, the branches, peti- 

 oles, etc., not arranged in annual rings. They are also called Mono- 

 cotyledons. 



Ensiform : sword-shaped. 



Entire leaves : leaves with the margins even, not toothed, nor 

 notched or divided. 



Epicarp : the outermost layer of a fruit. 



Epigynous : upon the ovary. 



Equally Pinnate : pinnate without an odd leaflet. 



Equitant : riding straddle, a term applied to leaves, the older partial- 

 ly covering the younger ones. 



Evergreen: holding the leaves over winter. 



ExoGENS : plants with the substance of the stem, branches, etc., dis- 

 posed in annual circles. They are also called Dicotyledons. 



ExsERTED : growing beyond ; a term applied to stamens and pistils, 

 extending beyond the free border of the corolla or perianth. 



ExsTiPELLATE : without stipels. 



ExsTiPULATE : without stipules. 



Extra- AXILLARY : a little out of the axil. 



ExTRORSE : turned outward ; applied to anthers which open on the 

 side facing the perianth. 



Falcate: scythe-shaped. 



Fascicle : a bundle or close cluster. 



Fascicled : growing in a bundle or tuft. 



Feather-veined leaves : leaves with the veins springing from along 



the sides of a midrib. 

 Ferkugineous : rusty, red-grayish. 

 Fertile : producing or bearing fruit, or yielding good pollen. We 



speak of fertile flowers, fertile stems, fertile stamens, etc. 

 Filament : the stalk of a stamen. 

 Filiform : thread-shaped. 

 Fimbriate : fringed. 

 FiSTULAR : terete and hollow. 



