™ 
gO 
260 PLANTAE CHINENSES FORRESTIANAE. 
the Tali Range. Lat. 25° 4o’N. Alt. g-11,000 ft. May-June 
1906.”" G. Forrest. No. 4585 
Rhizoma in speciminibus nostris haud rectum, sed horizontale, 
caules saepe solitarii; folia supra et margine puberula, cete- 
tum plantae japonicae similis videtur. Planta simillima est 
pe lee constans, Cummins, from Yatung (Chumbi) and 
Sikkim 
Polygonum leptopodum, Diels. Sp. nov. 
Caulis subsimplex vel basi valde ramosus, rami adscendentes, 
non nisi parte infera foliati, deinde longe nudi, subglabri, 5-30 
cm.longi. Stipulae breves pallidae ; petiolus foliorum inferiorum 
I-1'5 cm. longus, superiorum brevior; lamina firme herbacea, 
praecipue supra scaberula, e basi sagittata vel truncata triangu- 
laris, 1°5-2 cm. longa et (basi) lata, vel minor. Panicula e 
racemis remotis longe pedunculatis filiformibus composita. 
Racemi nonnunquam interrupti o'6-1°5 cm. longi, graciles. 
Bracteae stipulis similes quasi semicymbiformes circ. 1°5 mm. 
longae, saepe purpurascenti-suffusae ; pedicelli ad 3 mm. longae. 
Petala subelliptica 1°5-2 mm. longa, alba vel rosea. Antherae 
albae vel roseae. Ovarium o°8 mm. longum, styli 3 liberi fili- 
formes 1 mm. longi 
“ South end of Lang Kung valley. Dry, stony hillsides. Alt. 
gooo ft. 1g04.”’ G. Forrest. No. 202. 
“Plant of 2-6 inches. Flowers white. Dry, ony ground at 
the northern end of the Lichiang Plain. Lat. 27° 10’ N. Alt. 
8500-9000 ft. July 1906.” 
“ Plant of 6-12 inches. Flowers white. Open, stony pasture- 
land on the eastern flank of the Tali Range. Lat. 25° 40’ N. 
Alt. 7-8000 ft. May 1906.” G. Forrest. No. 4570. 
Sect. Fagopyrum. The only allied species is Polygonum 
gracilipes, Hemsl., of Szechuan and Hupeh ; but this has taller, 
more leafy stems, axillary inflorescences, and fewer more distant 
flowers in a very narrow spike. 
\ Polygonum oliganthum, Diels. Sp. nov. 
Caules numerosi, graciles, basi radicantes, 0'4-0°6 m. longi, 
minutissime aculeolati, ad nodos aculeolis recurvis magis con- 
spicuis praediti, internodia superiora longa. Stipulae longe 
tubulosae puberulae, apice truncatae longeque ciliatae, o°8-1 
cm. longae ; petiolus purpurascens, scaber, 0°6-0°8 cm. longus ; 
lamina herbacea, e basi truncata ovata, apice acuminata, 2°5-3 
cm. longa, 1-13 cm. lata, nervi primarii 12~15 utrinque patentes. 
Inflorescentia pauciramosa glanduloso-pubescens, saepe pur- 
pureo-suffusa, flores pauci, inferi remoti; bracteae latissime 
ovatae, margine lacerae, 3 mm. longae, ‘plerumque biflorae ; 
