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LUPINUS Hartwegil. 
Mr. Hartweg’s Lupine. 
DIADELPHIA DECANDRIA. 
Nat. ord. LEcuMINOsz, $ PAPILIONACER. 
LUPINUS. Bot. Reg. vol. 6. fol. 457. 
L. Hartwegii; annuus pilosus, stipulis setaceis, foliolis 7-9 oblongis obtusis, 
racemo elongato multifloro, bracteis setaceis plumosis floribus inapertis 
duplo longioribus, bracteolis calycis setaceis longissimis, carinà imberbi. 
Caulis 2-pedalis, erectus, pilis longis vestitus. Folia etiam pilosissima, 
laxé tamen nec densé. Bractee citissime decidue, more L. plumosi longis- 
sime. Flores cerulei, vexillo medio roseo ; cariná imberli. 
This very fine plant differs from Z. plumosus not only in 
its annual duration and brilliant blue flowers, but also in its 
obtuse green leaves and much longer hairs. It was sent to 
the Horticultural Society by Mr. Hartweg, after whom it is 
named, and it has since been extensively distributed among 
the Fellows of the Society. 
It was found growing in corn-fields, and appears to be 
different from all the Mexican species described by Schlech- 
tendahl in the Linnza. 
It is a very fine half-hardy annual, growing from two to 
three feet high, and flowering freely from the end of June 
until destroyed by frost in the autumn, if planted in any 
good rich soil. 
The seeds should be sown in pots about the beginning of 
April, and placed in the greenhouse for a few days until the 
plants come up, when they should be removed to a cold pit 
or frame, and when large enough should be potted into ` 
