BUCKWHEAT FAMILY. 283 
2. FAGOPY’RUM, Tournef. Bucoxwueat. 
[So named from its fruit resembling that of the Fagus, or Beech.] 
Calyx nearly equally am lobes ae — ee and nearly 
Soe eeency it. Stam Styl stigmas capitate. Akene 3- 
sided, aced at base rae aie ali alyx ; embryo large, in the 
centre of the albumen, which it divides into 2 parts ; cotyledons broad, 
foliaceous, Plicate a and twisted. Annuals with stems y purple, and 
white oe  Foclouas in paniculate racemes. 
1. F, escuten’tum, Moench. Stem erect, paniculately branched, suleate- - 
angled, om othish ; leaves eta gi gittate or subhastate, acute, pe- 
tioled ; racemes compound, term and axillary. 
Escutent Facopyrum. Buckw 
Fr. Blé oe Germ. Der Bachweitzn, i fare Sarraceno. 
Stem 2 much branched. Leaves 2-3 —— wide, 
often 2 litle haaieest at base, on petioles 1- -2 or 3 foahes. pa ‘tipules short, smooth. 
ticels pee 
longish, obscurely articulated above the middle. Sepals mostly white, with a = 
green and pale pur ple. _Akenes ange sai’ cok triquetrous, somew aoe 
much longer than the en intaly 
clouded. 
Fields : cultivated. Native of Middle Asia. Fl, ink Fr. Sept. - Oct. 
This is extensively cultivated for its seeds the farinaceous 
thats of rie t. pa sia a delicious article of of food, when 
flowers are a favorite frst Bir rich fone the labors—of 
the Honey- considered oe of the most valuable plants for 
lowing in—it growing very rapidly, and mages: r 
3. RU’MEX, L. Dock. 
(The ancient Latin name, of unknown derivation.] 
Flowers sometimes dicecious. Calyx of 6 sepals ; the 3 outer 
oe at base, spreading in fruit; the 3 inner ones larger Geto 
ages floweri — often bearing a grain-like tubercle on the back. — 
‘Sissiont Styles 3; stigmas pencil-tufted. 
Embryo slightly curved, lying along one side of the albumen. . Coarse 
perennials with petioles pees 8 sheathing a at base, and small, — 
green , verticillate in pani 
31. Flowers ee perenn bitter. 
* Inner sepals entire, and all graniferous. 
R. cris’pus, L. Radical leaves oblong-lanceolate, mostly acute, 
cid or wavy on the margin ; ae wake large, cordate ; ——_ 
a ies Sour Dock. — Curled Dock. . Narrow Dock. 
* 
