BUXUS 10 r 



Bushiola Nieuvvland (Kochia p.p.). Chenopod. (A), i N. Am. 



Bussea Harms. Leguminos.ie (II. 7). i E. trop. Afr. 



Bustelma Fourn. Asclepiadaceae (u. i). i Brazil. 



Butayea Wiklem. (Pseudoblepkatis EP.). Acanth. (IV. B). i Congo. 



Butcher's broom, Ruscus aculeams L. 



Butea Keen, ex Roxb. Leguminosae (in. 10). 4 Ind , China. B. 

 fiondosa Roxb (dhak or palas tree, or bastard teak), one of the 

 handsomest of fig. trees. A red juice flows from incisions in the bark ; 

 when dried it is known as Bengal kino and used as an astringent. 

 The fls. yield a lugitive orange-red dye. The tree also yields lac (see 

 fiats), and is very important for lac cult. 



Butomaceae (EP.; Alismaceae p.p. BH.}. Monocots. (Helobieae). 

 4 gen., 5 sp., trop. and temp. Water and marsh herbs with 1. of various 

 types. Infl. usu. a cymose umbel. Fir. , reg., 2- or 3 merous, 

 hypog. P 6, in two whorls, the outer sepaloid, the inner | etaloid 

 ^exc. Butomus). Sta. 9-00, with introrse anthers. Cpls. 6-00, 

 apocp., with oo anatr. ov. scattered over their inner walls (cf. 

 Nymphaea), except on midrib and edges. Follicles; seed ex-alb.; 

 embryo straight or horse-shoe shaped. Chief genera: Butomus, 

 Hydrocleis. 



Butomopsis Kunth ( Tenagocharis EP. ). Butomaceae. i Austr. 



Butomus L. Butom. i temp. As., Eur. (incl. Brit.), B. unibellatus 

 L. (flowering rush). Infl. a term. fl. surrounded by 3 bostryx- 

 cymes. 



Butonica Lam. = Barringtonia Forst. p.p. (Lecyth.). 



Butter, cf. oils ; -bean, Phaseolus vtilgaris L. ; -bur, Petasites officinalis 

 Moench. ; -and eggs (Am.), Linaria; -cup. Ranunculus; -nut, 

 Caryocar, (\m.) Juglans ; shea-, Butyro sperniutn ; -tree, Pentadesma, 

 Bassia ; -wort, Pinguicula. 



Butterfly flowers (class F), Cuphea, Daphne, Eupatoriiun , Gentiana. 

 Lonicera, Lychnis, Onagraccae, Rubiaceae, &c. ; -orchis, Habcnaria, 

 Oncidiiim. 



Button-bush (Am.), Cephalanthus\ -tree, (W.I.), Conocarpus ; -weed 

 (W.I.)i Spermacoce, Borreria; -wood, Platanus occidental is. 



Buttonia MacKen. Scrophulariaceae (in. 2). i S. and trop. Afr. 



Butua bjchl. = Abuta Aubl. p.p. (Menisperm.). 



Butyrospermum Kotschy. Sapotaceae (i). 2 trop. Afr. The oily 

 seeds of B, Parkii Kotschy when pressed yield shea butter. 



Buxaceae (EP. ', Euphorbiaceae p.p. BH.) Dicots (Archichl. Sapin- 

 dales). 6 gen., 30 sp. temp, and trop. Evergreen shrubs with 

 exstip. leathery 1. , and no latex. Fls. in heads or spikes, unisex., 

 re g., apet. or naked. Sta. 4 oo . G usu. (3), 3-loc., with 3 styles 

 which are persistent on the fr. Ov. 2 i in each loc., pend., anat., 

 with dorsal raphe. Loculic. caps., or drupe. Seed with caruncle or 

 none. Endosp. Chief genera: Buxus, Pachysandra. 



Buxanthus Van Tieghem (Buxus p.p.). Buxaceae. 2 trop. Afr. 



Buxella Van Tieghem (Buxus p.p.). Buxaceae. 2 S. Afr., Madag. 



Buxus L. Buxaceae. 20 palaeotemp. . W.I. B. Semperuirens L. 

 (box) often cult. Fls. in heads, a term. ? flr. surrounded by a number 

 of <? fls. The fr. dehisces explosively the inner layer of the pericarp 

 separating from the outer and shooting out the seeds by folding into 



