— 761 — 



mutavit: totiim et ad flores parcissimos saturate vi- 

 ride, densissime caespitosum, liumile, macrophyllum, 

 floribus supra folia radicalia non emersis; post tres 

 annos, ubi semper virebat, sine causa perspicua interiit. 

 Basis caulis in europaeis (germanicis, ingricis) raris- 

 sime amylo repleta incrassata fit, frequentius hoc oc- 

 currit in var. ^., ubi mox cauliculi pars basalis sub- 

 hypdgaea tantum tali modo turgescit, mox vero prae- 

 terea in axillis petiolorum vetustorum evolvuntur tu- 

 berculi pisiformes globosi v. lobati (squamis nempe 

 2 — 3 crasse carnosis), ochroleuci, dense farinosi, gustu 

 amaro. 



§. japonicum: semina non ut in typo glaberrima, sed 

 dense minutissime papillosopuberula. Ch. alternans 

 Thbg Fl. Jap. 182. — In Japonia tota frequens, ubi 

 typicum non observavi, in GJiina boreali: in viciniis 

 Pekini prope She-che vel Jehol (David). Spec. a 

 Hancock in m. Siao-wu-tai-shan , a Pekino 250 sta- 

 dia occidentem versus lectum, semine jam fere gla- 

 berrimo gaudet. 



y. tetrandrmn Lund in sched.: humillimum repens 

 V. erectum , folia paucius et profundius crenata , sta- 

 mina 4 (sepalis opposita), semina magis globosa, obso- 

 lete hinc inde papillosa. Ch. tetrandrum Th. Fries 

 Bot. Notis. 1858. 193. 



In ardicis: Finnmarken, archipel. Spitsbergen (Keil- 

 hau, Th. Fries), ins. St. Laurentii et Unalaschka 

 (Eschscholtz), Mont. Scopulosis lat. 39^41' (Hall 

 et Harbour n. 576.). 



Semina var. y. vidi rarius et in typo, ex borealibus, 

 V. gr. e terra Samojedorum. 



Melanges biologiques. IX. 96 



