11 
PELARGONIUM pustulosum. 
JB lister ed- leaved Stork' s-hill. 
P. pustulosum, pedunculis subbifloris, foliis inferioribus 
profunde trilobis subtus piistulato-scabris: lobis 
lateralibus divaricatis ineequaliter acute dentatis: 
intermedio trilobo acute dentato, caule diffuse. 
Stem shrubby, very much branched; branches slen- 
der, spreading in all directions, rigid, and covered 
with short stiff hairs. Leaves deeply 3-lobed, wedge- 
shaped at the base, concave, with infiexed undulate 
margins, roughly blistered underneath and covered 
with short stiff hairs which have a white pellucid gland 
at their base; side-lobes spreading out, unequally and 
acutely toothed at the point ; middle lobe divided into 
three shorter lobes, unequally toothed: upper leaves 
scarcely lobed, but deeply toothed. Petioles unequal 
in length, covered with stiff pellucid hairs, and chan- 
nelled on the upper side. Stipules short, cordate, 
ending in an acute point, with ciliated margins. Pe- 
duncles longer than the leaves, 1-2 flowered, covered 
with pellucid hairs. Involucre of 4 cordate leafy 
bractes, terminating in an acute point. Pedicles 
shorter than the nectariferous tube, slightly hairy. 
Calyx 5-cleft, segments unequal, back segment erect, 
the others spreading, a little reflexed, all thickly 
covered with stiff glandulous hairs. Nectariferous tube 
longer than the calyx, flattened on both sides, slightly 
hairy. Corolla of 5 petals, the two uppermost oblong, 
obtuse, of a blush colour, with a beautiful bright crim- 
son spot in the centre, below it are two lines of the 
same colour a little branched at the upper part; the 
three lower ones linear, obtuse, of a paler blush colour. 
