Acrose 
(SUPPLEMENT) 
agamotropic 
Ac’rose = FRucTos«. 
actinod’romous (dpdues, a course), 
when veins are palmately or 
radially arranged, as in Acer; 
Actinomor’phy (op~}, a change), 
an ACTINOMORPHIO arrangement ; 
Acti’nostele (+STxELE), the stele of 
most roots and certain stems, con- 
sisting of alternating or radial 
groups of xylem and phloem 
within a pericycle (Brebner). 
Act‘ium, pl. Act’ia (dx77, rocky coast), 
a rocky seashore plant formation ; 
actoph’ilus (¢:Aéw, I love), grow- 
ing on the seashore; Actophy’ta, 
plants of the rocky shore 
(Clements). 
adap’tive modifications are those 
which obviously fit an organism to 
exist in given environments, and 
perhaps produced by the latter; 
~ Ra’ces,morphologically identical, 
but differing physiologically ; cf. 
BIOLOGIO Races. 
Adelogam’icae, (&edos, unknown, 
yduos, marriage), Radlkofer’s term 
for Fungi and Lichens; adelosi- 
Phon'ic (sidwr, w tube), applied to 
a DictyosTeLEe when complex, and 
ceasing to be tubular (Brebner). 
Adelphoph’agy (dde\¢ds, a brother, 
gdyos, ® glutton), the union of two 
gametes of the same sex (Giard) ; 
Adelphog’amy (yduos, marriage), 
fertilization between neighbouring 
plants of the same species. 
Ade’nocyst (xvo7s, a cavity), the mem- 
brane of a cell or cells surround- 
ing a gland (Vuillemin). 
ad/ligant, al’/ligant (Heinig); cf. 
ADLIGANS. 
aecid’ial, relating to or resembling 
the form-genus Aecidium; Aecid’- 
iolum, in Uredineae, a small form 
and usually a later development 
of the Aecidium-stage ; a spermo- 
gonium. 
Aegagropi'lae, pl. (dlyaypos, a wild 
goat, widos, felt), Lagerheim’s term 
for those marine Algae which are 
more or less spherical, and freely 
driven about in the sea. 
aeloph’ilous (deAd\a, storm - wind, 
giréw, I love), applied to plants 
disseminated by wind. 
aeolian (alédos, shifting), used of 
sandy soils liable to rapid removal 
by wind (Clements). 
ae’reus (Lat.), copper-coloured, or 
bronzed. 
A’érobe, a suggested abbreviation of 
AEROBIUM ; aero’bic, pertaining to 
such organisms ; aéroph’ilous 
(pAéw, I love), Beyerinck’s term 
for essentially aérobiotic organ- 
isms ; cf. MICROAEROPHILOUS. 
Aeromorpho’sis (uéppwors, a shaping), 
changes in water plants induced 
by growth in air (Herbst); Aé’ro- 
pyle (7vAn, a gate), a pore at the 
base of the pod in certain Legumi- 
nosae, as Faba vulgaris (A. H. 
Church). 
Aesthe’sis (alo@nots, perception), the 
apparent perception on the part of 
a root (Czapek). 
Aestiva’ria, the summer quarters of 
plants in botanic gardens. 
afo’liate (a, without, foliwm, a leaf), 
leafless ; a hybrid word for aPHYL- 
Lous, 
Agamandroe’cism (+ ANDROECIUM),in 
Compositae, having male and 
neuter flowers in the same indi- 
vidual ; Agamob’ium (los, life), H. 
Gibson’s term for the asexual 
generation in organisms showing 
alternation of generations; the 
sporophyte ; Agamogynae’cism 
(+ GynaxcEUM), in Compositae, 
having female and neuter flowers 
in the same individual; Agamo- 
gynomonoe’cism, the presence of 
neuter, female, and __ perfect 
flowers in the same individual ; 
Agamohermaph’roditism (-+ HER- 
MAPHRODITE), with hermaphrodite 
and neuter flowers in the same 
plant ; Agamonoe’cia (+ Monor- 
o1A), used by Engler and Prantl for 
those plants which have herma- 
phrodite and barren flowers in the 
same inflorescence, as Viburnum 
opulus, Linn. ; agamotrop’ic, ap- 
plied to flowers which remain open 
without closing. 
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