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y :
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W e s t . & W a l l . H e r b . B e l g e . Herbier Cryptogamique der
Belgique, par G. B. Westendorp et A. 0 . Wallays
(dried specimens). Courtrai, 1844-1859.
W i l l s , V o l v . Life History of Volvox globator, by A. W.
Wills, in Midland Naturalist. Sept., Oct., 1880.
W it h . A r r . An Arrangement of Britisli Plants, by William
Witbering, M.D. 3rd Ed. 4 vols., 8 o. London,
1796.
W i t t r . D i s p . OE d og. Dispositione OEdogoniaceanim Sueci-
carnm, auct. V. B. Wittrock. 8o. Stockholm, 1870.
W i t t r . G o t l . S o tv . Om Gotlands Sotvattens Alger, von V.
B. Wittrock. 8 o. Stockholm, 1872.
W i t t r . M k s o o a r p . On tbe spore formation of tbe Meso-
carpeoe, especially of Gonatonema, by V. B. Wittrock.
8 o. Stockholm, 1878.
W i t t r . M o n . M o n o s . Monograpbia ofver Algslagtet Monostroma,
by V. B. Wittrock. 4o. Stockholm, 1866.
W i t t r . M o n . OE d o g . Prodromus Monograpbia OEdogouiea-
rum, auct. V. B. Wittroc.k. 4o. Upsal, 1874.
W i t t r . M o n . P it h o p h . On the development and systematic
Arrangement of the Pithophoraoeæ, by V. B. Wittrock.
4o., 6 pl. Upsal, 1877.
W it t r . OE d o g . Nov. OEdogoniaceæ Novæ, in Succia lectæ,
auct. V. B. Wittrock. 8 o. Lund, 1872.
W ood P . W^. A l g . Contributions to the history o f t h e
Fresh Water Algæ of North America, by H. 0 . Wood
(Smithsonian Institution). Roy. 4o., 21 pl. W a s h ington,
1872.
W o r o n . B o t . Z e i t , Neuer Beitrage z Kenntniss der Chytri-
deen, von M. Woronin, in Botanisohe Zeitung. 4o.
Berlin, 1867.
W e ig h t , T r a n s . R. I. Ao. On a new species of parasitic
Green Alga, by Dr. E. P . Wright, in Transactions
Eoyal Irish Academy. 4o. Dublin, 1877.
W y a t t , A l g . E x s . A lg æ Danmoniensis. 2 3 6 Spec. Exsic.
4o. Torquay.
GLOSSAEY.
A c h r o m a t ic (a, Gr. without, -p ch-omos, colour).
Colourless.
A c io u l a r (acus, L. a n e e d l e ) .
Needle-shaped.
A c u m in a t e (acumen, L. a point).
Tapering to a point.
HUrdginous (cerugo, L. ru st of copper).
Of the colour of verdigris—blue green. ^
A gamo- h y p n o s p o r e s (agamos, Gr. unmarried, -f hypnospores).
Neutrally formed resting spores.
A g a m o s po e b (agamos, Gr. unmarried, -f spore).
Spore formed neutrally without fecundation.
A g am o s po h o u s (agamos, Gr. unmarried, -f spore).
Bearing spores without fecundation.
A lternate (alternus, L. one after another).
Two organs so placed as not to be opposite to each otber.
A mcbboid (amoeba, -f eidos, resemblance).
Resembling an Amoeba.
A m o h ph o u s (a, Gr. without, -f morphos, form).
Without definite form.
A m y la c eo u s (amylon, Gr. flour).
Resembling starch.
A n a st om o se (anasiSmo, Gr. to furnish with a mouth, to bring
to a mouth).
The opening of one vessel into another, applied to
threads or tubes which become confluent, and form an
irregular network.
A ndrogonidia (aner, Gr. a man, -f gonidia).
Peculiar zoogonidia produced by female plants from
which male plants are developed.
A ndrosporangium (aner, Gr. a man, -f sporangium).
Sporangium enclosing spores of male plants, or androspores.