816 



GLOSSARY. 



ExciPULtis, a receptacle containing fructifica- 

 tion in Lichens. 

 ExcuRRENT, running out beyond the edge or 



point. 

 ExiNTiNE, one of the inner coverings of the 



pollen grain. 

 Exo, in composition, on the outside. 

 ExoGEN, outside grower, same as Dicotyledon. 

 ExoRHiZALj radicle proceeding directly from 



the axis, and afterwards branching, as in 



Exogens. 

 ExosMOSE, the passing outwards of a fluid 



through a membrane. 

 ExosPOROUS, Fungi, having naked spores. 

 ExosTOME, the outer opening of the foramen 



of the ovule. 

 ExoTHECiUM, the outer coat of the anther. 

 ExSERTED, extending beyond an organ, as 



stamens beyond the corolla. 

 ExsTiPULATE, without stipuIes. 

 ExTiNE, the outer covering of the pollen-grain. 

 ExTRA-AXiLLARV, removed from the axil of the 



leaf, as in the case of some buds. 

 ExTRORSE, applied to anthers which dehisce 



on the side farthest removed from the pistil. 

 ExuTivE, applied by Miers to seeds wanting 



the usual integumentary covering, as in 



Olacaceas. 



Falcate or Falciform, bent like a sickle. 

 False Axes of Inflorescence, an elongated 



axis produced by the union of several single- 

 flowered axes, which are joined together by 



their extremities. 

 Farinaceous, mealy, containing much starch. 

 Fasciation, union of branches of stems, so as 



to present a flattened riband-like form. 

 Fascicle, a shortened umbellate cyme, as in 



some species of Dianthus. 

 Fastigiate, having a pyramidal form, from 



the branches being parallel and erect, as 



Lombardy Poplar. 

 Favella, a kind of conceptacle in Algas. 

 Favellidia, spherical masses of spores, usually 



contained in sacs called capsules. 

 Feather-veined, a leaf having the veins 



passing from the midrib at a more or less 



acute angle, and extending to the margin. 

 Fenestrate, applied to a replum or leaf with 



openings in it, compared to windows. 

 Fertile, applied to pistillate flowers ; and to 



the fruit-bearing frond of Ferns. 

 FiBRO-CELLULAR tissue, composed of spiral 



cells. 

 Fibrous, composed of numerous fibres, as some 



roots. 

 FiBRO-vASCULAR TISSUE, composed of vessels 



containing spiral and other fibres. 

 Fid, in composition, cleft, cut down to about 



the middle. 

 Filament, stalk supporting the anther. 

 Filamentous, a string of cells placed end to 



end. 

 Filiform, like a thread. 

 Fimbriated, fringed at the margin. 

 FissiPAROUS, dividing spontaneously into two 



parts by means of a septum. 

 Fissure, a straight slit in an organ for the dis- 

 charge of its contents. 

 Fistulous, hollow, like the stem of Grasses. 

 Flabelliform, fan-shaped, as the leaves of 



some Palms. 



Flagellum, a runner, a weak creejiing stem 

 bearing rooting buds at different points, as in 

 the Strawberry. 



Flexuose or Flexuous, having alternate cur- 

 vations in opposite directions ; bent in a zig- 

 zag manner. 



Flocci, woolly filaments with sponiles in Fungi 

 and Algze. 



Floccose, covered with wool-like tufts. 



Floral Envelopes, the calyx and corolla. 



Flosculous, the tubular florets of Compositse. 



Foliation, the development of leaves. 



Foliola, same as Phylla and Sepala. 



Follicle, a fruit formed by a single carpel, de- 

 hiscing by one suture, which is usually the 

 ventr^. 



Foot, French, equal to i '07892 foot British. 



Foramen, the opening in the coverings of the 

 ovule. 



Foveate or Foveolate; having pits or depres- 

 sions called fovese or foveolae. 



FoviLLA, minute granular matter in the pollen- 

 grain. 



Frond, the leaf-like organ of Ferns bearing 

 the fructification ; also applied to the thallus 

 of many Cryptogams. 



Frondose, applied to Cryptogams with folia- 

 ceous or leaf-like expansions. 



Frustules, the parts or fragments into which 

 Diatomaceae separate. 



Frutex, a shrub ; Fruticose, shrubby. 



Fugacious, evanescent, falling off early, as the 

 petals of Cistus. 



Fulvous, tawny-yellow. 



Funiculus, the umbilical cord connecting the 

 hilum of the ovule to the placenta. 



Furcate, divided into.two branches like a two- 

 pronged fork. * 



Furfuraceous, scurfy or scaly. 



Fusiform, shaped like a spindle. 



Galbulus, the polygynoecial confluent succu- 

 lent fruit of Juniper. 



Galea, applied to a sepal or petal shaped like 

 a helmet ; the part is called Galeaie. 



Gamo, in composition, means union of parts. 



Gamopetalous, same as Monopeialotis, petals 

 united. 



Gamophyllous and Gamosepalous, same as 

 Monofkyllous and Monosepalous, sepals 

 united. 



Geminate, twin organs combined in pairs, 

 same as Binate. 



Gemma, a leaf-bud ; Gemmaiion, the develop- 

 ment of leaf-buds. 



Gemmiferous, bearing buds. 



Gemmiparous, reproduction by buds. 



Gemmule, same as Plumule, the first bud of 

 the embryo. 



Geniculate, bent like a knee. 



Germen, a name for the ovary. 



Germinal Vesicle, a cell contained in the 

 embryo sac, from which the embryo is de- 

 veloped. 



Germination, the sprouting of the young 

 plant. 



Gibbosity, a swelling at the base of an organ, 

 such as the calyx or corolla, as in Dielytra. 



Gibbous, swollen at the base, or having a dis- 

 tinct swelling at some part of the surface. 



Glabrous, smooth, without hairs. 



Gland, an organ of secretion consisting of cells, 



