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21 
ralized in this country, especially in the South. Cattle and sheep are fond of it, 
and duram of its deep roots it withstands drought, so that it is an excellent 
elover to in mixtures with taller-growing species in dry pastures. It is 
particularly n in such places because the herbage has a se taste and 
welcome in 
Lotus tetragonolobus. Square pod pea. (Fig.23.) 
A much-branched ascending annual, Wa related to the birdsfoot clover. Itisa 
native of southern Europe, and is there prec fot. salads and as an ornamental 
plant. It has been recommende "rem the Cali t Stati the best 
winter crop for plowing under in spring as green manure. It yields from 20 to 25 
tons of green fodder, equivalent to 4 or 5 tons of air-dried hay, and the roots are 
described as being fairly 5 is „ wires office it is to extract 
nitrogen from the air; and thoug high a percentage 
Fic. 22.—Japan clover (Lesped triata) Fig. 23.—Square pod pea (Lotus tetragonolobus). 
of crude protein as alfalfa or the clovers, it is worth as a green manure two or 
three times as much as either, because of the enormous amount of herbage pro- 
uced. Sow nuary, it will be ready to be plowed underin May. The 
should be sown i b thinly on freshly plowed land and harrowed in, 
Lotus uliginosus. Swamp horn clover. 
This is a slender branching clover, with heads of rather large yellow flowers, and 
slender elongated pods. It is a native of northern Europe, where it is esteemed 
for swampy meadow lands 
Lupinus albus. White lupine. (Fig. 24.) 
An annual, native to the Mediterranean region, which is widely grown in Europe, an aid - 
less extent in this country, for soiling and green manure. On rich soil e 
