facultative 



fasciariuB 



OBLIGATE ; •'- An'aerobes, organisms 

 which can exist without the presence 

 of free oxygen or air ; ~ Par'asites, 

 normally saprophytes, but able to 

 develop as jiarasites ; ~ Sap'ro- 

 phytes, the converse of the last, 

 parasites which can run their course 

 as saproj)hytes ; ~' Sym'biont, an 

 organism which can either exist and 

 reach maturity independently or in 

 symbiosis with another. 



fa'ding, withering, without imraedi- 

 diately falling away. 



Fae'cula, see Fecui.a. 



Fage'tum {fagus, a beech-tree), an 

 association of beeches ; Fage'ta, 

 pi., asperulo'sa, beech forests with 

 ground- vegetation and Asperula ; ~ 

 myrtillo'sa, the same with Vac- 

 cinium Myrtilhis in place of As- 

 perula; Fagi'on ( -|-ion), a formation 

 of beeches. 



Fairy-ring, a circular patch of Agarics 

 which have grown centrifugally, and 

 whose influence on the soil is shown 

 by greener grass after they have 

 disappeared. 



farcate,/a/ca'^w5(Lat.), sickle-shaped ; 

 falca'rius, falcator'ius, ai** Latin 

 synonyms ; farciform, falciform' is 

 ( jdlx, a sickle \ forma, shape), sickle;^ 

 like. 



Fall of the Leaf, defoliation, casting 

 off the leaves, as done in temperate 

 climates by deciduous trees in 

 autumn. 



False, /a/'i'jw (Lat., untrue), spurious, 

 having a specious resemblance ; 

 -^ . Ax'is, a pseudaxis, see S^m- 

 PODIFM ; '- Bark, a layer on the 

 outside of endogens of cellular 

 tissue, into which tibrous tissue 

 passes obliquely ; ~ Dichot'omy, a 

 dichasium, in which the lateral axes 

 are two ; ~ Dissepiment, a par- 

 tition which does not arise from the 

 3dges of carpels, but some form of 

 cellular tissue ; "- Foot, the base 

 of the seta in some Bryophytes, 

 which becomes dilated ; -^ Fruit, 

 a p'-endocarj), as a Strawberry ; 

 ~ Hy'bridism, Millardet's term 

 when the hybrid shows the char 



acter of one parent only ; '/. Moxo- 

 LEPsis ; ~ Indu'sium, the recurved 

 margin of some Fern-pinnules, which 

 serves to protect the sori ; ^^ Par- 

 ench'yma = Pseudopauenchyma ; 

 '-' Plank'ton, Plankton, at first 

 fixed, afterwards broken loose, and 

 floating (Warming) ; ~ Raceme' = 

 Helicoii) Cyme ; -- Ray, bands or 

 aggregations of uniseriate rays in 

 the wood of certain Cupuliferae 

 (I. W. Baiky) ; ^ -stom'ata 

 (-}- Stoma), pores in the epidermis 

 of Eqnisftam ; ~ Tis'sue, hyphal 

 or mycelial felted ti>sue ; falsiner^vis 

 {nerviis, a nerve), when nerves are 

 foruied of cellular tissue. Without 

 fibrovascular bundles, as in Mosses, 



Family, Famil'ia; (1) a group of 

 genera, formerly styled Order ; 

 (2) "a group of individuals belong- 

 ing to one species " (Clements) : i. e. 

 the lowest association. 



Fan, an equivalent of Rhipidium ; 

 '-' -nerved, having the nerves dis- 

 posed in the fashion of a fan, 

 radiating fi'om the base ; ^ shaped, 

 flabelliform ; ~ veined, = ^ nerved. 



farc'tate./a?-c7M5 (Lat. , stufl"ed), filled 

 up, not hollow or tubular. 



fa'riam, = in rows, as bi-fariam, in 

 two rows, etc. 



Fari'na (Lat., meal), (1) Blair's term 

 for pollen ; (2) starch or starchy 

 matter ; farina'ceous ( -f acfous), of 

 the nature of starch, or containing 

 starch ; farinose, farina' sics, (1) 

 covered with a mealiness ; (2) Mohl's 

 term for the cellulose of starch. 



fa'riouSj as bi-, tri-, quadri-fa'rious, 

 in two, three, or four rows. 



Fas'cia (Lat., a band), pi. Fas'ciae, a 

 cross-band, as of colour. 



fascialis fasclate, fiscia'tus {fascit, 

 a bundle), used of the condition of 

 a stem when several have coalesced ; 

 Fascia'tion, a band or bundle caused 

 by a monstrous growth of stems into 

 one. 



fas'ciarius (Lat., band-like), banded, 

 or band-shaped, narrow and long, 

 with parallel margins, as in sea- 

 wrack. 



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