OF SOUTH AUSTRALIA. 
439 
“Fountain” {type). — When the thallus is multiaxial with many filaments in the centre 
developing lateral assimilative branches. 
Fructiferous. — Producing or bearing fruit. 
Fructiform . — Fruit-like. 
Fucoid. — Resembling the structure of the Fucales. 
Funicular. — Resembling a small cord or thread. 
Funiliform. — Resembling a cord in toughness and flexibility. 
Furcate . — Forked, with terminal lobes which are like prongs. 
Fusiform . — Thick, but tapering towards each end; spindle-shaped. 
Fusion Cell . — The large compound cell formed after fertilization by the fusion of the 
carpogonium and auxiliary cell or other cells, and from which the gonimoblasts 
develop. 
Gametangia . — The organs in which the gametes of some algae are produced. 
Gametophyte . — The generation which bears the sexual organs, producing gametes, in 
turn giving rise to the sporophyte. 
Genesis . — The act of producing or giving birth to anything; formation. 
Glabrous ^ — Smooth, destitute of hairs, or unevenness. 
Glandulose . — Containing glands; resembling glands. 
Glomerate . — Collected into heads or dense clusters. 
Gonidangmm. The organ in the gametophyte which produces a sexual spore or gonidium. 
Gonidia . — The sexual spores produced in the gonidangium. 
Goninwblast^- ^laments, often clustered, arising from the fertilized carpogonium of the 
Eaplobiontic .— The life cycle in which meiosis takes place in the carpogonium and the 
vegetative sporophyte is lacking. 1 6 
Haploid.— Possessing the typical single set of chromosomes characteristic of the mature 
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Beter0CV Cy7n%hyleae. ineit ** “ th ® filaments of certain algae, particularly the 
Heterogenous. — Not uniform in kind. 
Heterothallic.— Having unlike sporophytic and gametophytic thalli. 
Hirsute. Hairy, with long, fairly distinct, hairs. 
Homology.— The identity of parts. 
Homothallic. Having like sporophytic and gametophytic thalli. 
Hyaline. — Colourless or translucent. 
iD a continuons l^er on a spore- 
Imbricated. — Overlapping, like tiles on a roof. 
Incised. Having deep and sharp notches. 
Infracortical. — Beneath the cortex. 
Inosculate.— To unite by contact; to anastomose. 
Z r Z lary -~^ taking place between the a P ex and the base. 
Interstices. A space between things closely set 
Intramatrical- Inside a matrix; inside the parent stem. 
Involucre :~^ ^sue^the thallus, or bracts, grown up and surrounding the flower- 
Involute. — Boiled inwards from the edges. 
Isoganous.— When the gametes or sexual cells are of equal size 
~ . 
Lanceolate.— Narrow, tapering to each end. 
Lancoidea. — Sub-lanceolate. 
Ligneous — Woody. 
Ligulate. Tongue-shaped ; furnished with a ligule. 
Limbate. — Bordered. 
Lithophyll, — A fossil leaf, or leaves 
Lubricous.— Smooth, slippery 
Lyrate. Lyie-ghaped or ***** „»d .Hong, » Ml 
