170 ROSACE 4 ROSA. 
SANGUISORBA. 
* * * Naturalized species. 
R. ropicinosa L. Mant. 564. (swrer srteR). Stems stout, armed 
with stout, recurved spines, without prickles, 4-6 feet high: stipules often 
dilated: leaflets 5-7, elliptical or oblong-ovate, densely resinous beueath 
and aromatic, doubly serrate: flowers small,on short hispid pedicels; se- 
pals pinnatifid, hispid: fruit large, subglobose to oblong ovate, 6-8 lines 
long. Becoming common throughout western Washington and Oregon. 
Tribe II. Sanguisorbee Juss. Calyx-tube mostly indurated 
and contracted at the mouth; the seqments valvate or rarely imbri- 
cate in the bud. Petals often wanting. Stamens 1-15, rarely 
more. Carpels 1-2, rarely 3-4, dry: style terminal or lateral: 
stigma often plumose. Seed suspended very rarely ascending. 
Radicle superior. 
2 SANGUISORBA L. Gen. n. 146, 
Herbs with pinnate leaves petiolulate leaflets adnate stipules 
and polygamous or. perfect flowers in dense long-peduncled 
spikes. Calyx-tube turbinate, contracted at the throat, persist- 
ent, 2-3-bracteolate, the limb 4-parted, petaloid, deciduous. 
Petals none. Stamens 4-12 or none. Carpels 1-#, free from the ° 
calyx; styles terminal; stigma tufted, ovule solitary, suspended. 
Achenes dry included in the indurated 4-winged calyx-tube. 
S. officinalis L. Sp. 169. Stem simple, usually glabrous, 1-2 feet high, 
‘much longer than the leaves, from a stout perennial root: leaflets about 4 
pairs, ovate or oblong, cordate at base, coarsely serrate, 14-2 inches long, 
_on petioles 2-6 lines long: flowers deep purple or red, polygamous, in 0- 
- long Por 6-12 lines long or more; bracts often haat? calyx-lobes 
- ovate-lanceolate, often acute, 1 line long; stamens but little if any longer 
than the sepals: filaments filiform: fruit a line long. Common in cold 
mountain marshes, Alaska to California and the Rocky Mountains. Also 
. Europe. 
S. media L. it ed. 2, 169. Stems slender, simple, but little longer 
than the leaves, glabrous, 1-3 feet high, from a stout perennial root: leaf- 
lets elliptical to ovate or oblong, cordate with a deep narrow sinus, coarsely 
serrate with rounded glandular-apiculate teeth, 1-3 inches long, on stout 
tioles 1-2 inches long, the lowest ones smallest: flowers dark purple, 
in a dense oblong head; stamens longer than the sepals; filaments flat. 
In marshes, Alaska and Brit. Columbia, perhaps northern Washington. 
S. Sitchensis C. A. Meyer Trautv. & Meyer Fl. Ochot. 34. Stem 
stout, 2-4 feet high. from a stout perennial root, paniculately branched 
above: leaves ample, 1-3 feet long; leaflets 13-21, oblong to ovate, 1-3 
inches long, coarsely and often doubly serrate with acute gland-tipped 
teeth, on pedicels 6-12 lines long: flowers white or slightly tinged with 
purple, in a dense cylindrical spike 2-6 inches long; stamens 3-4 times 
longer than the sepals, filaments flat. In salt-marshes along the coast 
and islands of Alaska, to be looked for in northern Washington. 
S. annua Nutt. T. & G. Fl. i. 429. Poterium annuum Nutt. Glabrous; 
0. stems slender, branching; 0-lo ineties high from an annual root: leaflets 
; 3-6 pairs, ovate to oblong, deeply pectinate-pinnatifid, 4-8 lines long, ses- 
woe \\10 sile or nearly so: flowers perfect, greenish-white, in dense ovoid or oblong 
heads 3-12 lines long; bracts scarious, ovate, a line long, persistent; sta- 
mens 2-4, much shorter than the calyx, fruitshorter than the bracts. In 
dry open places, Washington to California, Indian Ter. and the upper 
Missouri valley. 
