9% l S. KORSHINSKT, 



Amur medium; 24 Jul. fl.; 9 Aug.— 7 Sept. fr. Ad Schilkam prope 

 Ust-Czeruaja. 



471. P. polymorphum Ledb. — Lodb. Fl. ross. v. Ill, p. 524; 

 Meissn. in DC. Prodr. v. XIV, p. 139; P. alpinum All. — 

 Turcz. baik.-dah. v. II, & 978. 



var. angustissimum Ledb. 1. c, Turcz. 1. c, P. diva- 

 rication v. angustissimum Meissn. 1. c. p. 141. 



Glabrura, foliis angustis, linearibus, panicula laxa, caryopsi ca- 

 lycem paullo superante. 



Hab. in decliviis lapidosis et in pratis silvaticis apricis ad Amur 

 superiorem et medium. Albasin, Czernjajewa, Blagowesczensk, Iwa- 

 nowskoje, GHlczin, Bacharewa, Stolbowskij, Michailo-Semenovvskaja; 

 12—30 Jan. nondum fl.; 14-30 Jul. fl ; 24—30 Aug. fr. mat. 



Adnot. In eodem specimine caryopses interdum vel paullo, vel 

 sesqui, vel fere duplo calycem superantes. An sit P. divaricatum L. 

 a nostro species diversa? 



var. alpinum Ledb. 1. c, Meissn. 1. c; P. alpinum 

 All. var. vulgare Turcz. 1. c. 



Hab. in pratis silvaticis et in decliviis lapidosis prope Pokrowka 

 ad Amur superiorem et Bacharewa ad Bureiam; 30 Jul. fl. et fr.; 

 7 Sept. fr. 



472. P. aviculare L. — Ledb. Fl. ross. v. Ill, p. 531. 



Hab. in ruderatis prope Pokrowka ad confluvium Schilkae et 

 Argun; 7 Sept. fr. 



473. Fagopyrum esculentum Monch. — Ledb. Fl. ross. v. Ill, 

 p. 517. 



Hab. in ripis arenosis prope Permikina ad Amur superiorem in- 

 qmhnum; 29 Aug. fl. 



Chloranthaceae. 



474. Chloranthus japonicus Sieb. — Solms in DC. Prodr. 

 v. XVI, pars I, p. 476; CM. mandshuricus Rupr. in Maack It. 



- icone. 

 Hab. in sylvis frondosis umbrosis ad Amur medium prope Stol- 

 bowsky, in promontoriis jugi Chingan a Bidshanskij boreara versus 



