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PELARGONIUM purum. 
Pure-flowered Stork’s-bill. 
P. purum , caule fruticoso erecto villoso, foliis cordatis sub- 
cucullatis inasqualiter cartilagineo-dentatis rigidis utrin- 
que pubescentibus subtus multinerviis, stipulis cordato- 
ovatis dentatis villoso-ciliatis, umbellis 4-5-floris, floribus 
longe pedicellatis, tubo nectarifero calyce villoso duplo 
breviore. 
Pelargonium purum. Swt . hort. brit. add . p.4n7\. n. 430. 
Stem shrubby, erect, villous, and clothed with a brown 
cracked bark, branching; branches erect, or a little spread¬ 
ing, thickly clothed with spreading unequal villous hairs. 
Leaves rigid, cordate, rounded, or sometimes ovate, scarcely 
acute, a little cucullate or hollowed, slightly undulate, very 
sharply toothed with rigid cartilaginous teeth, which are 
very unequal in size, and some of them again toothed, 
clothed on both sides with short hairs, underneath strongly 
and numerously nerved, the nerves much branched. Petioles 
broadly flattened, and furrowed on the upper side, and con¬ 
vex on the lower, widened at the base, thickly clothed with 
unequal spreading hairs.. Stipules very broad, cordately 
ovate, more or less toothed, villous, and ciliate. Peduncles 
cylindrical, thickly clothed with spreading villous hairs, as 
are the bractes, pedicles, and nectariferous tube. Umbels 
4 or 5-flowered. Involucre of 6 or 7 ovate, acute, concave 
bractes, which are sometimes toothed, and close-pressed to 
the pedicles. Pedicles long, 2 or 3 times the length of the 
nectariferous tube. Calyx 3-cleft, segments very long, 
straight, lanceolate, and tapering to a long slender point, 
which is tipped with a brown mucro, densely clothed with 
villous hairs. Petals 5, ovate, of a pure white; the two up¬ 
per ones largest, unequal towards the base, and marked 
