614 ROSACEAE 
12. APHANES L. Annual small caulescent herbs.  Leaf-blades digi- 
tately lobed or dissected. Flowers minute or inconspicuous, greenish, in small 
l 
. axillary clusters. ypanthium Mi ded 
urceolate, contracted at th, 
Petals wanting. Stamens 1-4. Eis. ing 
—About 20 species, SUE of the north 
temperate zone. 
is australis PA Plant pubescent, the 
achenes about 1 mm. long. [Alchemilla 
arvensis (Chapm. Fl.) ]—(PARSLEY-PIERT.) 
—Fields and pastures, various pr ovinees, Ga. 
to Tenn. and D. C.—Spr. 
13. SANGUISORBA [Rupp.] L. Perennial or rarely annual, caulescent 
herbs. Leaf-blades unequally pinnate. Flowers white, or greenish white, 
dense heads or spikes. Hypanthium angled, 
unarme Sepals  petallike, deciduou 
Petals 5 wanting. Fi laments mostly clavate. 
species, North American. 
S. dox dps L. Plant 3-4 dm. tall: 
iude 7-15; blades Pra 22 elliptic, 
or elliptic- ‘Taneeolate, 1.5-8 long, 
rate: spikes 3—15 em. long: se ud als Du OT 
oval-ovate, nicum d oblong or euneate, 
about 2 mm. 1008, mucronate: iui about 
m. e B. & H.] 
Plain only northward, Ga. to Mich. and 
Lab.—Sum.— 
14. POTERIUM L. Caulescent herbs resembling Sanguisorba in habit. 
Leaflets with toothed blades. Flowers monoecious or polygamous, greenish, 
in dense short peduncled spikes. Hypanth- 
j 4-angled. Sepals 4, g 
ium 4-ar reen. Petal 
want ,1 amindt fl 
ers, numerous: filaments elongat Pistils 
2: stigmas tufted. ehenes included.— 
About 4 species, native of the Old World. 
P. Sanguisorba L. Plant 3-8 dm. tall, 
dius Or ipe so: leaflets mostly 9—13; 
per oe or reniform, varying 
obova serrate or crenate: 
spikes ashes to ere es an 3-3.5 
long: achene abou long.— 
(Ganoes BURNET.) — — Ro ae a cult. 
unds, various provinces, Md. to Ark., 
Ont., and Me. Nat. of Eu.—Sum. 
