This may include C. Congdoni (C. & R. Umb. Ill (1900) 

 as Lomatium) and C. Plummerae (C. & R. Bot. Gaz. 14 278 

 fl889) as Peucedanum). but the latter has smooth and very 

 finely dissected leaves. 



The seventh section of Cogswellia is Eucogswellia. This 

 embraces the bulk of the North American Peucedana and is 

 characterized by the leaves being- without evidently flattened 

 petioles or rachis; elono:ated. tuberous or \v(X)dy thickened and 

 branching roots; mosth" much dissected leaves with fine or 

 short se,q:ments ; flowers light to deep yellow, rarely if ever 

 white, occasionally black-purple, but in this case mostly yel- 

 low in the same species. 



The first division of this section contains those species 

 wiih few crowns from an elongated root wdiich is mostly slen- 

 der above and enlarges below into a fusiform and somewhat 

 branched root and not woodv. rarelv if ever growing in (he 

 crevices of rocks, but mostly in loose gravel or talus on well- 



'^^^'^y^.J^'^Pe^'ate Life Zone up to't'he alpine'^afe'^C. montana 

 [• ^ ?.n T> -^'^ ^^^^ ^^ Lomatium). C. junipcrina (Jones 

 r -i^.f./lfo^l^^' Peucedanum).C. Donnellii (C. & R. Bot. 

 ^il'r?J^? ^^^^^ ^^ Peucedanum)C. Sonnei {^. & R. Umb. 

 n iliT^oo? ^^<^"^^tium), C. Martindaici (C. & R. Bot. Gar. 

 U 14.M1888) as Peucedanum), C. Martindaici var. angustata 

 (C. & R. Bot. Gaz. 13 143 (1888) as Peucedanum Martindaici 

 v^)- C. vagmata (C. h R. Umb. 223 (1900) as Lomatium). 

 vSl TtI f T'"^ ^" ^^' ^^^^'^ Temperate Life Zone are C. 

 V I osa (Raf^ Jour. Phvs. 89 101 (1819) as Lomatium) 

 rVn t -r'^/^T,- f^.5C^'!'^- ^-^'^- ^ ^^^ ^820), C. daucifoUa 

 3H (C [• R ?^ ^K \f^}}^^ ^' Peucedanum). C. MacDoug- 

 R Umb 7^^3 nS^f "^ ^T™^ ^^ Lomatium). C. Jonesii (C. 8c 

 The most ^^ Lomatium (a well-marked species and 



Afa^^n^^^fr"^-?^" ^"^ ^^^ ^ doubt its distinctness from C 

 cipTeL C Wl"'"'' ^"^V^^ "^™^ ^' it precedes it), C. de- 

 lones Tbl T .""I'^r '"^'"^les Peucedanum Argense 



i. "Pe Kriam,;,,^' ?™'°''» '«■ & A. Bot. Beech. 348 0840) 

 leuccdanumi, C. dasycarpa (T. & G. Fl. 1 628 (1840) 



