allotropous 
ambiparous 
loosing), applied to the mode in 
which natural diastase acts on the 
endosperm of the date, and the 
changes thereby caused. 
allot’‘ropous (dAXos, another, rport, & 
turn), MacLeod’s term for plants 
having stores of honey open to all 
insect-visitors ; Allot‘ropy, other- 
wise turned or formed. 
alpes’trine, alpes'iris, strictly ap- 
plicable to plants growing above 
the limits of forest growth, on the 
Alp, but practically synonymous 
with Alpine; alpes’ter (Lat.) is used 
by some botanists for the more usual 
form. 
alphitomor’phous (&dirov, pearl 
barley, pop@h, form), like barley- 
meal; applied to certain fungi. 
alp'igene (alpig'ena, bred in the Alps) 
=alpine. 
alp’ine, alpi/nus, properly denoting 
plants belonging to the Alps (alpes, 
mountains), but frequently used in 
a wider sense, embracing alpestrine, 
as well as the higher situated plants. 
alsina’ceous (Alsine, Tourn. + CEOUS), 
used of a petal having a short, but 
distinct claw. 
alter’nate, alter’nus; —alterna’tus, 
alter'nans, (1) placed on opposite 
sides of the stem on a different line ; 
(2) when between other bodies of 
the same or different whorls, as in 
Umbelliferae, where the stamens are 
alternate with the petals, that is, 
between them; alternipin’nate, or 
altern’ately-pin’nate, when the 
leaflets of a pinnate leaf are not 
exactly opposite each other; Alter- 
na’tion, Alterna’tio, the fact of being 
alternate, ~ of Genera’tions, the 
reproduction by organisms which 
do not precisely resemble the parent, 
but the grand-parent, applied espe- 
cially to the regular succession of 
sexual and asexual phases, as in 
Ferns, etc.; alter’native, alternati’- 
vus, in aestivation when the peri- 
anth segments are in two rows, and 
the inner so covered by the outer, 
that each exterior member overlaps 
the half of two interior members. 
10 
Al'theine, a principle from the marsh- 
mallow, Althaea, Tourn., analogous 
to Asparagin. 
Alt‘itude, Altitu’do (Lat. height), used 
to specify the height above the sea 
of the vegetation in question. 
aluta’ceous, aluta'ceus (aluta, soft 
leather+cxous), (1) the colour of 
buff leather, or light tan; (2) 
leathery in texture, coriaceous. 
Alve’ola (alveolus, a hollow vessel), 
pl. Alveolae ; cavities on the sur- 
face, as the pits on the receptacle 
of many Compositae, honey-combed ; 
(2) the pores of such Fungi as 
Polyporus; (8) the perithecia of 
certain other Fungi; Alve’oli, the 
pit-like markings on the valves of 
many Diatomaceae;  Alve’olar- 
plasma (7Adcua, modelled), term 
used by Strasburger in place of 
TROPHOPLASM, granular protoplasm; 
al’veolate, alveola’tus, alveola’ris, 
marked as though honey combed. 
Amadow’ (Fr.), (1) thesubstance of cer- 
tain Fungi used as tinder, as Poly- 
porus fomentarius, Fr. ; (2) as styptic 
when from the pubescence of the 
Phanerogam Melastoma hirta, Linn. 
Amalthe’a } (dua, together, dddéw, I 
increase), used by Desvaux for an 
aggregation of dry fruits within a 
calyx which does not become fleshy, 
as Alchemilla, and Sanguisorba. 
Aman‘itin (from Amanita, Dill.), (1) 
the red pigment of the pileus of 
the Fly-Agaric, (2) the poisonous 
alkaloid from the same, also 
written Aman’itine. 
ambig’enus (ambo, both, genus, race), 
applied to a perianth whose ex- 
terior is calycine, and interior 
corolline, as Nymphaea. 
ambiguiflor’us (ambiguus, doubtful, 
flos, floris, flower), applied by 
Cassini to flowers of an indeterm- 
inate form ; ambig’uous, (1) said of 
an organ when its origin is un- 
certain, thus the dissepiments of an 
orange may belong to the axis or 
the paries ; (2) of a plant when its 
position is doubtful. 
ambip’aroug, -rus, (ambo, both ; pario, 
