S2 
BERBERIS-BRUNNICHIA. 
nfegrifolia, caulescent ; leaves entire ; lower ones obovate, upper ones Ian- 
ceolate, leafets of the calyx very acute, and acuminated with a hair. S. 
BERBERIS. 6 — 1. (Berberides.) [From berberi^ Arabic, signifying wild.] 
vulga'ris, (barberry, y. M. \i) branches punctate; prickles mostlv in threes 
leaves obovate, remotely serrate ; flowers racemed. 
BETA. 5—2. iAtripUces.) [So called from the river BcEtis in Spain, where it grows wild.] 
vulga'ris, (beet, g. Au. J^.) flowers heaped together; lower leaves ovate. Ex. 
BETULA. 19—12. (Amentacecc.) [Latin, birch.] ^ 
populifo^lia, (white birch, poplar birch, Ju. T^.) leaves deltoid, long acuminate, 
unequally serrate, very glabrous; scales of the strobile with rounded, lat- 
eral lobes ; petioles glabrous. 30-40 f. 
BIDENS. 17—3. iCorymbifercB.) [From 6is, two; and t^eris, tooth.] 
cernua, (y, Au. ©.) water beggar-ticks ; flowers sub-radiate, cernuous; outer 
involucre as long as the flower; leaves lanceolate, sub-connate, dentate. 
Ponds and ditches, 1-2 f. 
BIGNONIA, 13—2. (Polemomcc.) [In honour of the Abbe Bignon.] 
radi'cans, (trumpet flower, r. and y. Ju. leaves pinnate; leafets ovate, 
toothed, acuminate; corymb terminal ; tube of the corolla thrice as long as 
the calyx ; stem rooting. Most beautiful climbing shrub. One variety, 
flammea. has yellowish scarlet flowers; another variety, coccwica, hasbrighl 
scarlet flowers. Cultivated. 
BLITUM. 1—2. (Atriplicp.s.) [From the Greek fiKZon, an insipid pot-herb.] 
capiia'tum, (strawberry blite, r. J. <v).) heads in a terminal spike, not irflermix- 
ed with leaves ; leaves triangular, toothed. 15 i. 
mariti'mtmi, (Aug. ©.) stem erect; perianth membranaceous; clusters axil- 
lary, spiked, naked; leaves lanceolate, tapering to each end, gash-toothed. 
Salt marshes. 1-2 f. . 
BOLETUS. 21—6. (Fungi.) [From g ofosf, a mass. J 
ignia'rius, dilated, smooth, cuticle in ridges; pileus hard, becoming dark as. 
the base, at the margin cinnamon colour, beneath yellowish white. Grows 
on trunks of trees. General form like a horse's hoof. It is called touch- 
wood. 
BOLTONIA. 17—2. (Corymbiferm.) 
asteroides, (false-aster, w. r. Au. %.) leaves very entire;^ flowers long-pedun- 
cled, seed oval, sub-awnless, glabrous. 
BORAGO. 5—1. (BoraginecB.) [formerly called corago, from cor, the heart, and ago, to 
affect, because it was thought to cheer the spirits.] 
offi-cina'lis, (borage, b. Ju. ©.) leaves alternate ; calyx spreading. Ex. 
africa'na., (©.) leaves opposite, petioled, ovate ; peduncle many- flowered. Ex. 
BRASSICA. 14—2. iCruciferm.) 
ra'pa, (turnip, J^.) root caulescent, orbicular, depressed, fleshy; radical leaves 
rough ; cauline ones very entire, smooth. Var. ruta-baga, has a turbinate, 
sub-fusiform root. Ex. 
olera'cea, (common cabbage, including all the varieties caused by culture, J*.) 
root caulescent, terete, fleshy ; leaves smooth, glaucous, repand lobate. Ex 
BRIZA. 3—2. {Gramineoe..) [From the Greek 6rj7^o, to nod.] 
me'dia, (quaking grass, rattlesnake grass, J. %.) panicle erect ; spikelets 
heart-ovate, about 7-flowered; calyx smaller than the flowers. If. Prob- 
ably introduced. 
BRODIiEA. 6—1. (Narcissi.) [In honour of James Brodie.] 
grandijlo'ra, (Ap. %.) umbels many-flowered; flowers pedicelled; stamens 
alternate, with membranaceous margins. Missouri hyacinth. iS*. 
BROUSSONETIA. 20—4. (Urticem.) [In honour of Broussonnet.]' 
fafijrif'ercz, (M. leaves sub-cordate, lobed or undivided; roots sending 
off suckers. 20 f. Paper mulberry. Ex. 
BRUNNICIIIA. 8—3. (Polygonea..) 
cirrlw'sa, {%.) climbing ; leaves cordate, acute, glabrous, entire ; panicles 
terminal, bracts, ovate, mucronate. 
