588 
358. Rubus. 60. DRYADEAE. 
PL ex. cal . 
Stem upright, round, aculeately hispid ; leaflets pointed, 
unequally serrated; corolla white, small; fruit odorous, 
blood- coloured. — Fruit used in deserts, and to flavour tarts, 
wines, and spirits. * 
|3. alb us. Fruit white. 
Fam. XXVI. 61. ULMARIiE. 
Calyx free, persisting, 5-parted; petals inserted on the 
calyx, mostly 5 ; stamens indefinite, inserted under the 
petals; ovaries free, definite, 1 -styled; capsules or camares 
as many as the ovaries, 1 or many-seeded ; perisperm 0 ; 
corcuium straight ; radicle above. — Leaves alternate. 
359. SPIRAEA. Theophrastus. Spiraea. 
Calyx spreading, 5-cut; petals 5 ; ovaries 3 to 12 ; cap- 
sules i-celled, 2-valved; seeds 1 to 3, on the inner suture 
of the capsules. 
a. Spiraea. Stem shrubby. 
1. Spiraea salicifolia . JVillow-leaf spiraea. 
Leaves oblong, serrated, bald ; racemes twice-com- 
pounded. 
Spiraea Theophrasti, Ger. em. 1601. 
Spiraea salicifolia, Lin. S . P. 700. 
Mock willow. 
Damp woods and hedges; shrub; July. 
Stem 4 feet high ; branches stiff*, bald ; leaves alternate, 
bald on both sides ; racemes solitary, upright ; bracteae linear, 
solitary ; flowers reddish white. 
b. Filipendula. Stem herbaceous ; camares 12, in a circle. 
2. Spiraea vulgaris. Common spiraea. 
Leaves interruptedly pinnate; leaflets uniform, ovate, 
oblong, serrated, bald ; flowers panicled, corymbose. 
Filipendula, Raii Syn. 259, 1 ; Ger. em. 1058, 1 ; Park. 434. 
Spiraea Filipendula, Lin. S. P. 702. 
Common dropwort. Filipendula. 
Chalky or sandy pastures; perennial; July. 
Root woody, tuberculous; tubercles elliptical; stem 12 in. 
h\gh; flowers many, yellowish or reddish white. — Tubercles 
nutritive. 
0. plena . Flowers double. 
