Compositae. 533 



In pratis humidis, ad vias sylvarum udarum recenlcr 

 structas, secus fossas et rivulos, eliam in umbrosis horlo- 

 rum, fere uhique magna copia; an etiam in islhmo Kare- 

 liae? deest in Fennia, si Alandiam excipis. Floret saltem 

 a Gne Junii ad med. Sept. ^ . 



Hist, spec, In Ingria et Carelia non infrequens (Gmel. 

 Fl. Sibir. II, 1749, p. 60, s. n. Cirsium n. 48); passim in 

 sylvis subhumidis (Krasch. ed. Gort. 1761, p. 129 s. 

 Cnico oler., ut seq.); in s^-^lv. subhum. et in hortis olera- 

 ceis passim (Sobol. Petr. 1799, p. 189, n. 521), in pratis 

 humidis, sylvis, hort. olerac. et hortis magna copia (Sob. 

 Petr. ed. ross. II, 1802, p. 135, n. 536); in prat. humid. 

 et ad rivulos copiose (Weinm. Pawl. 1824, p. 376 s. Cirs. 

 oler. Dec); in sjlv. humid. insularum Gutujew! et Jela- 

 gin, ad viam Peterhofianara! (Turcz! 1825, n. 487 s. 

 Cnico oler.); in pratis, pascuis etsylvis paludosis (Weinm. 

 Petr. 1837, p. 79, n. 524 s. Cirs. oler. cum var. p. flori- 

 bus dilute purpurascentibus); Tsarskoje Selo, Lissino, Ga- 

 tschina, Siworitzy etc. 



Ohs. 1. C. tataricum Wimm. Grab. Petropoli 

 (Sobol. exGeorgi 1790, p. 515, n. 493 s.Card. fafar. L.); 

 in monte Pulcovo, tum in sylvis huraidis inter Sarskoje 

 Selo, Gatczinara et raontem Duderovium, fl. Jun. Jul. 

 (Sobol. mss. 1779 ex R. Diatr. 1845, p. 78; Sob. Petr. 

 1799, p. 189, n. 520; ed. ross. II, 1802, p. 135, n. 535 s. 

 Card. tatar.). H. Mertens in mss. 1823 plantam Sobol. 

 pro Cirs, oleraceo explicat, loca citata conveniunt. Ge- 

 nuinum C. tataricum ab hoc difTert : statura bumiliori, 

 foliis subdecurrentibus, ad basin magis spinosis, bracteis 

 angustioribus brevioribus subviridibus. 



Obs. 2. C. acatile k\\. in Livonia (Ledeb.) et tota 

 Esthonia (W. et Wied.) indicatur; in Ingria occid. tamen 

 frustra quaesitum. 



306. C. arvenseTourn. (1694!) 1700! Vaill. Scop. 

 = Breea arvensis Less. 1832! = Serratula arvensis L. 

 =• Carduus arvensis Gesoer CoUect. 1587, Tabern. 

 1590 fig. opt. ! 



