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DIMACRIA sulphurea. 
i 
Sulphur- coloured Dimacria. 
D. sulphurea, acaulis, umbella composita, foliis pin- 
natis; foliolis oppositis alternisque 2-3natis 2-3fidis- 
que : segmentis oblongo-lanceolatis dentatis acuti- 
usculis, petalis concavis : superioribus refractis, in- 
ferioribus patentibus. 
Root tuberous, branching a little below the crown. 
Stem none. Leaves erect, pinnate ; leaflets opposite 
or alternate, either binate, ternate, or 2 to 3 cleft 
thickly clothed with soft white hairs : segments oblong 
or lanceolate, deeply but unequally toothed, bluntish 
but ending abruptly in an acute point. Petioles flat- 
tened and furrowed on the upper side and convex on 
the lower, thickly covered with long white unequal 
hairs, as are the peduncles, calyx, and nectariferous 
tube. Stipules very long, joined to the base of the 
footstalks, points subulate and fringed. Scape branch- 
ing, leafy at the base of the peduncles. Peduncles 
cylindrical, bearing many-flowered umbels, which 
spread in a radiate form. Involua^e of numerous sub- 
ulate fringed bractes. Cali/x 5-cleft, segments lan- 
ceolate, reflexed. Nectar^erous tube sessile, more 
than twice the length of the calyx, flattened and fur- 
rowed on each side. Petals 5, concave, of a bright 
sulphur-colour, the two upper ones connivent at the 
base, with spreading points and reflexed about the 
middle ; just above that is a bright red spot, and be- 
low it are numerous short irregular purple lines. Fila- 
ments 10, connected at the base, five bearing anthers ; 
the two lower ones much the longest, the upper one 
very short : barren Jilaments short, erect, and subulate. 
