biperennial 



Bladder 



two shield-shaped parts (Crozier) ; 

 biperen'nial (perennis, perpetual), 

 used of a part that lives two years, 

 but reproduces itself indefinitely 

 (Crozier) ; taipet'alous (TreraXov, a 

 flower leaf), Blair's term for two- 

 petalled flowers as Circaea ; bipen- 

 taphyll'us (irevr-q, five ; <f>v\\ov, leaf), 

 having from two to five leaflets. 

 bi'pes (Lat., two-footed) = BICRURIS. 

 bipin'nate, bipinna'tus (pimmtm, fea- 

 thered), when both primary and 

 secondary divisions of a leaf are 

 pinnate ; bipinnat'ifld, bipinnatif- 

 idus, when the divisions of a 

 pinnatifid leaf are themselves pin- 

 natifid ; bipinnatipart'ed = bipin- 

 natifid ; bipinnat'isect, bipinnati- 

 sect'us (sectus, cut) = bipinnate ; bi'- 

 plicate, biplica'tus (plico, I fold), 

 doubly folded in a transverse 

 manner,as some cotyledons; bipolar 

 (pohis, the end of an axis), having 

 two poles, the usual number in 

 nuclear division ; bipolymor'ious J 

 (7roAi>s, many ; jj,6piov, a small por- 

 tion), consisting of two or many 

 parts ; bipo'rose, biporo'sus (porus, 

 channel), opening by two pores 

 as the asthers in Erica ; biprophyl- 

 la'tus ( + PROPHYLLA) Buchenau's 

 term for possessing two prophylla 

 (Vorblatter) ; bipunc'tate, (punc- 

 tiim, a point), having two spots ; 

 bira'diate, biradia'tus (radius, the 

 spoke of a wheel), of two rays, 

 as in certain umbels ; biri'mose, 

 birimo'sus (rima,a, chink), opening 

 by two slits, as most anthers ; 

 bisac'cate (saccus, a bag), having 

 two pouches. 



biscoctiform'is (Us, twice ; coctm, 

 cooked ; forma, shape), biscuit- 

 shaped, applied by Koerber to some 

 Lichen-spores. 



"bisey't&te.bisepta'tus (?',two. septum, a 

 wall), having two partitions ; bise'- 

 rial, biseria'lis, bise'rlate, biseria'tus 

 (series, a succession), arranged in 

 two rows as on a flat surface ; 

 biser'rate, Itiserraftus (serra, a saw), 

 twice serrate, as when the serra- 

 tures are themselves serrate ; bise'- 



tose, bise'tous (aeta, a bristle), with 

 two bristles ; bisex'ual, bisex- 

 ita'lis (sexus, sex), having both sta- 

 mens and pistils, possessing perfect, 

 that is, hermaphrodite flowers ; ~ 

 Hered'ity, transmission of qualities 

 of both parents ; bispathel'lulate, 

 bispathellula'tits J ( + SPATHELLA), 

 consisting of two glumes (Lindley). 



bispi'nose (spino'sm, thorny), having 

 two spines ; bispi'rous (cnreLpa, a 

 twist), term used by Spruce for 

 elaters having two spirals, cf. DIS- 

 PIROUS; Bi'spore (awopb., seed),(l) " a 

 two-spored tetraspore'' (Crozier); 

 (2) an ascus with two cells, in place 

 of the normal eight; biste'lic ((7x77X17, 

 a pillar), having two steles ; bistip' 

 ulate( + STiPULA),withtwo stipules; 

 bistra'tose (stratum, a layer), cells 

 disposed in two strata or layers ; 

 bistri'ate (striatits, striped), marked 

 with two parallel lines or striae ; 

 bisulc'ate, Itisulca'tus (sufcus, a 

 groove), two-grooved; bisymmet'ric 

 (mVjueT/oos, commensurate), bilateral 

 symmetric, each side alike ; Biteg- 

 mina'tae (teymen, a cover), Van 

 Tieghem uses this for Phanerogams 

 whose seeds have doiible integu- 

 ments ; bitern'ate, biterna'tus (tern- 

 us, by threes), compound ternate, 

 as a leaf. 



bit'ten, abruptly ended, of roots or 

 leaves, praemorse. 



bi' valve bival'vis (bi, two, valvae, leaves 

 of a door), having two valves, as 

 some capsules ; Bi' valve, " a capsule 

 of two valves " (Crozier) ; bival'ved, 



(1) used of Diatoms, as possessing 

 two valves : (2) the indusiaof certain 

 ferns, as Dicksonia ; bival'vular= 

 BIVALVE ; bivasc'ular (vascutum, a 

 vessel), with two vessels ; bivit'tate 

 (rittae, fillets), having two parti- 

 tions which appear as bands or 

 fillets. 



Blad'der, (1) Grew's term for a cell ; 



(2) a hollow membranous appendage 

 on the roots of Utricularia, which 

 entrap water insects ; (3) similar 

 growths in the frond of some Algae, 

 serving as floats ; (4) an inflated 



34 



