Polygonum.] CXIX. roLYGONACEX. (J. D. Hooker.) |. 8l 
very stout erect, leaves 4-8 in. shortly petioled lanceolate acuminate scabe- 
rulous on both surfaces, stipules strigose truncate mouth with a spreading 
or recurved herbaceous scabrid ‘ciliate limb, racemes stoutly peduncle 
panicled, bracts crowded hispid. Boiss. F7. Orient. iv. 1031, 
BENGAL; in the Jheels, J. D. H. 4 T. T.; Maldah, Clarke. UPPER GANGETIO 
UR jio, GaRWHAL, |Edgeworth. Concan, Law.—DiIsTRIB. Egypt, 
p. Africa. l 
Habit, inflorescence and nut of P. tomentosum, but the leaves in all the specimens 
are minutely scabrid on both surfaces, and the stipules have constantly a herbaceous 
imb. Fruit and pericarp as in P. tomentosum, and cotyledons incumbent. 
Sect. V. Tovara, A. Gray. A tall herb with perennial root. Leaves 
road; stipulestubular. Flowersin a very slender raceme ; bracts tubular. 
Perianth 4-partite. Stamens 5, alternating with glands. Styles 2, long, 
pick poked, persistent, stigmas simple. Nut flattened; cotyledons 
ccumbent, 
15. P. virginianum, Linn.; Meissn. Monog. Polyg. 81, t. 1 L, 
È 27-29, t. 3 N, and in DC. Prodr. xiv. 1. 112; sparsely hispid, leaves 
4-10 in. Short-petioled elliptic or elliptic-lanceolate, stipules short hispid, 
Woes 6-16 in., bracts distant 2.fld. P. filiforme, Thunb. Fl. Jap. 163; 
“ssn, Monog, 75, and in DO. l.c. P. muticum, Mench Suppl. 966. 
ersicaria Virginiana, Gertn. Fruct. ii. t. 119, f. 3. 
TEMPERATE HIMALAYA, very rare, Falconer; Kashmir, on the Jhelum River, 
pA ft., and Pir Panjal, alt. 7-10,500 ft., Stewart ; Sikkim, on the Balesun 
iver, alt. 7-8000 ft., King.— DISTRIB. China, Japan, Eastern United States. . 
i 5 ft. and upwards, branches hollow. Leaves, thin, base acute, nerves many, 
Slender; petiole 3-1 in.; stipules 1-4 in., mouth truncate and ciliate. Racemes 
,"B-peduncled, very long and slender; bracts ciliate, 1-1 in, apart;  bracteoles 
narrow, hyaline ; pedicels à in., rigid, stout in fruit. | Perianth eglandular, thin. 
i t ellipsoid, flattened, pale brown, as long as the persistent styles. —The long 
ooked Persistent style free to the base, serving to attach the fruit to foreign bodies, 
g nique in the genus, and indicates that the species should form a separate section 
th 18 Singular that though provided with so obvious a means of transport the species 
ould 80 rare in India). I find no difference between the Himalayan and East 
Th encan plants; the W, Asiatic and some American have shorter and blunter leaves. 
e Sikkim specimen has leaves sparsely strigillose on both surfaces, as in.some 
American ones, others of both countries are nearly glabrous. 
. Sect. VI. BISTORTA urn. Perennial eglandular herbs, erect with 
Simple stems from a woody rootstcek, or with branching prostrate stems 
T erect; leafy scapes. Leaves broad or narrow ; stipules tubular, eciliate. 
1 overs in spiciform racemes, eglandular; bracts membranous, ovate or 
in ceolate, Open not tubular nor truncate. Perianth 4—5-partite, not enlarged 
V fruit Stamens 4-10. Styles 2-3, long, slender, free; stigma simple. 
“t trigonous or biconvex; cotyledons accumbent. 
* . . 
Stem solitary, simple, erect from a woody rootstock. 
16. P, viviparum, Zinn.: Boiss. Fl. Orient. iv. 2027; root-leaves 
[og-petioled linear or Mica colons acute or obtuse crenulate base acute 
low’. Or cordate, spikes solitary erect slender, flowers suberect pink, the 
Do. replaced by bulbils. Meissn. in Wall. Pl. As. Rar. iii. 53, and in 
: t rodr, xiv. 1, 194. Fl: Dan: t. 13. P. angustifolium, Don Prodr. 70. 
in 7; tentum, Spreng. ‘Cur. post. 154. P. bulbiferum, Royle mss.; Bab. 
Trans, Linn. Soc. xviii, 94; Meissn, in DC. l. c, 125. P. affine, 
