ambisporangiate 



amphicarpogenous 



I bring forth), producing two kinds, 

 as when a bud contains both flowers 

 and leaves, as the Horse-chestnut ; 

 ambisporangiate ( + SPORANGIUM), 

 hermaphrodite flowers, otherwise 

 macro- and micro-sporangiate, that 

 is, bearing ovules and pollen-sacs. 



Ambitus (Lat. a going round), the 

 outline of a figure, as of a leaf. 



ambleocar'pus (a^X6w, to be abortive, 

 /ca/>7r6y, fruit), when most of the 

 ovules abort, a few only becoming 

 perfect seeds. 



ambroslacus (a/i/3p6<nos, divine food), 

 possessing a strong scent of 

 Ambrosia; fragrant. 



Ambula'crum (Lat.), a walk in a 

 botanic garden. 



ameliorating (Fr., amelioration, an 

 improvement) ~ Plants, those 

 bacteria which cause nodules on 

 the roots of Leguminosse. 



Am'ent, Ament'um (Lat. a strap), a 

 catkin, a spike of flowers usually 

 bracteate, and frequently deciduous ; 

 amenta'ceous, -ceus ( + ceus) amentl- 

 form (forma, shape), amentif 'erous 

 (fero, I bear), catkin -bearing ; cat- 

 kin-like ; Ament'ula (diminutive) 

 the so-called catkins of the male 

 inflorescence in Sphagnum. 



ameris'tic (a, not, peplffros, divisible) 

 ^ Ferns, are those whose prothalli 

 being insufficiently provided with 

 nutriment are destitute of meristem, 

 and produce antheridia only. 



amethyst'eus, amethyst'inus (Lat. ), 

 thexColour of amethyst, violet. 



ametoe'eious (a, not, jwcra, with, after, 

 oljcos, house), a parasite which does 

 not change its host ; the reverse of 



METOECIOUS. 



Amides (Am[-monia] + ide) certain 

 substances occurring in plants, 

 soluble in water, diffusible, cry- 

 stallizable, not coagulating on 

 boiling ; those of common occur- 

 rence are Asparagin, Leucin, and 

 Tyrosin ; Amid'ulin, soluble starch, 

 existing in small quantity in ord- 

 inary starch-grains. 



Ami'doplast (TrXao-ros, modelled), an 

 error for AMYLOPLAST. 



Amito'sis (a, without, /tros, a web), 

 defined as degenerate mitosis, 

 when nuclear division takes place 

 directly without the phenomena 

 of karyokinesis ; adj. amito'tic. 



Am'modytes (<S/t/*os, sand, 5vw, I sink 

 in), living in sandy places ; ammo- 

 ph'ilous, -lus (0i'Xew, I love), sand- 

 loving. 



Ammo'nia (Ammon, the Libyan 

 Jupiter, first found near his 

 temple), a pungent gas ; the so- 

 called volatile alkali. 



Am'nion, Am'nios (a/wfos, foetal mem- 

 brane), a viscous fluid which sur- 

 rounds certain ovules in an early 

 stage ; amniotlc Sac, = EMBRYO- SAC. 



anioe'boid (afioifiaios, interchanging), 

 applied to the jelly-like plasraodium 

 of Myxogastres when in motion, 

 resembling an Amoe'ba, a protean- 

 shaped rhizopod ; Amoeboid'eae, 

 used by Gobi for the lowest forms 

 of plant -life which are destitute of 

 chlorophyll. 



amorph'ous, amorph'us (a, without, 

 jjiopffi, form), shapeless, the form 

 not regular or definite ; Amorph'- 

 ophyte ((pvrbt>, a plant), a plant with 

 anomalous flowers. 



Amphanthlum (&fj.<t>i, around, tivdos, 

 flower), the dilated receptacle of 

 an inflorescence, as in Dorstenia ; 

 clinanthium ; Am'phiaster (do-r^p, a 

 star), the combined nuclear-spindle 

 and cy tasters ; also for the com- 

 bined cytasters only (Crozier) ; 

 amphibious (pios, life), growing on 

 dry land or in water equally well ; 

 ^Altema'tion, the adaptation of 

 organism, originally of aquatic 

 habit, to subaerial conditions ; 

 amphib'ryous, -yus (j8/>i5w, to 

 sprout), growing by increase over 

 the whole surface ; Amphib'rya, 

 Endlicher's name for Monocotyle- 

 dons ; amphicarplc, -pous, -pus 

 (Kapirbs, fruit), possessing two kinds 

 of fruit, differing in character or 

 time of ripening ; Amphicarplnxn, 

 an archegonium persisting as a 

 fruit-envelope, after fertilization; 

 ampliicarpog'enous (yevvdw, I bring 



11 



