appendiculate 



(SUPPLEMENT) 



Artolin 



appendlc'ulate, add, (2) the pileus of 

 an agaric, when portions of the 

 secondary veil remain attached to 

 the margin of the pileus. 



Appressor'ia, pi., Frank's term for 

 the exterior organs of attachment 

 of parasitic Fungi, as distinct from 

 theHAUSTORiA or absorbing organs. 



ara'ceous, relating to the order 

 Araceae. 



Archae'ophytes (0iW, a plant), 

 Rikli's term, for weeds intro- 

 duced into cultivated ground in 

 prehistoric time ; Arch'esperm 

 (ffirfpfM, a seed), (1) the ferti- 

 lized contents of an archegonium 

 (Bennett and Murray) ; (2) also 

 employed byMacMillan, for plants 

 with obligatory and archesper'mic 

 seeds, with monomorphous em- 

 bryos ; Archicleistog'amy ( + CLEIS- 

 TOGAMY), the condition of per- 

 manently closed flowers, whose 

 organs are considerably smaller 

 than those of normal flowers 

 (Loew) ; Arch'isphere (<r(paipa, a 

 sphere), the contents of an arche- 

 gonium previous to fertilization ; 

 Archianth'enmm (&vdc^ov, a flower), 

 C. Schimper's term for a well- 

 developed flower at the apex of 

 a botryoid inflorescence, where it 

 is normally absent (Penzig) ; ArcM- 

 chlamyd'eae (x\a/Ai)j, x^ a A"^ os > a 

 cloak), Engler's term including 

 the Polypetalae and the Incom- 

 pletae; ~ Age of, the Middle 

 Tertiary Period is so termed b 



y 

 , off- 



MacMillan ; archigon'ic (76^05 

 spring), arising by spontaneous 

 generation (Haeckel) ; Archocleis- 

 tog'amy (+ CLEISTOGAMY), when 

 the flowers remain closed at the 

 time when the sexual organs ripen 

 (Knuth) ; cf. ARCHICLEISTOGAMY ; 

 Archimyce'tes ([wnys, a mushroom), 

 unicellular Fungi, parasitic on 

 Diatoms (Marpmann). 

 arctogae'al (777*, the earth), in plant- 

 distribution refers to Huxley's 

 term Arctogae'a, which includes 

 Europe, Asia, Africa, and North 

 America as far as Mexico. 



Ard'ium or Ard'ion (&pdu, I irrigate), 

 a formation of plants due to ir- 

 rigation (Clements). 



ardos'iacus (Mod. Lat., from Fr. 

 ardoise, slate), slate-grey. 



A'rea, add, (4) ; A. Braun's term for 

 the space round the sporangium in 

 Isoetes. 



Arenariet'um, a formation in which 

 Arenaria is dominant or exclusive 

 (Clements). 



arenic'olous (arena, sand, colo, I in- 

 habit), growing in sand or sandy 

 places. 



Are'ola, add, (4) a lumen in the 

 sporangium of Achlya, due to the 

 influx of water ( Harper). 



argiriicole (argilla, clay, + colo, I 

 inhabit), dwelling on clay. 



Ar'ginin (deriv. ?), a proteid peculiar 

 to the Coniferae, occurring in 

 their seeds and etiolated seedlings. 



arieti'nous (arietinus, pertaining to 

 a ram), like a ram's head 

 (Heinig). 



aril'loid (eZSos, resemblance), like an 

 aril. 



Aril'lus, (2) used by Smith for the 

 utricle of Oarex. 



ar'millate (armilla, a bracelet), con- 

 sisting of rings or circles ; ar'mil- 

 lary, like a bracelet (Heinig). 



aroid'eous, relating to the order 

 Aroideae. 



Arrest', employed by Goebel to in- 

 clude ABORTION and SUPPRESSION. 



artnrodes'moid, resembling in form 

 the Desmid genus Arthrodesmus 

 (Archer). 



arthrog'enous (7^05, offspring), when 

 portions separate from the cell, 

 and gradually develop into dis- 

 tinct individuals (Massee). 



artic'ulated, articula'tus, (2) used by 

 Bentham and Hooker for the 

 jointed pod of Desmodium. 



Articula'tion, add, (2) the basal por- 

 tion of the sensitive bristle in 

 Dionaea ; Artic'uli, the segments 

 of coralline Algae, usually in- 

 crusted with lime. 

 Ar'tolin (tipros, a loaf), the proteid of 



wheat-gluten. 

 302 



