dorsal ribs connecting with Cymopterus, and differ from the 



Cogswellia brecciarum n. sp. 



Leives biternate, leaflets 1-2 inches long, tapering at both 

 ends and apiculate, smooth as is the whole plant, narrowly 

 linear, thin, petioles evident, the root ones long, leaf sheaths 

 narrow and short; plants caespitose from an erect, slender but 

 fleshy root branched at the top : crowns thick with many fib- 

 rous old leaf sheaths, also with a few leafless longer ones 

 which are hyaline and fresh : proper stems a few mches high 



pedicels not over 2 lines long, erect; involucres 



involucels setaceous and short; immature fruit about 

 ^ lonff, oblanceolate, with narrow and thick lateral wings 

 «',.,,, , 1 *i„ o ^.-i .„K.o ;« the in- 

 differing widelv in the leaves, 

 class. High alpine on Mt. Hag- 

 ^.„, ,' Aug. 3rd, 1905, growing on ridges in loose brec- 

 cia. Flowers at first greenish-yellow then purplish-white. 



Cogswellia Nevadensis var. Parishii (C. & R. Bot. (jaz. 

 13 209'(1888) as Peucedanum). This has caused me a great 

 deal of trouble and at last it is evident that it cannot be 

 maintained as a species. I have it in quantity from many 

 localities and have complete transitions from C Nevadensis 

 with the large and hyaline bracts to the almost filiform and 

 narrow ones that are more typical of the tvpe ^P^^^^^^. JJ^J;^ 

 ird1onlLm°Utarand"eaTtwarTas far Ts M^arys vale. The 

 leaves are often biternate only and with leaflets an inch long. 

 C Nevadensis var. pseudorientalis n. var. 

 This has the cupulate large involucels of the variety cup- 

 ulata (Tones Cont. 8. 28 (1898) as Peucedanum Nevadense 

 vn.r. cupulatum). smooth seeds and pedicels, and dorsal in- 

 tervals with single oil tubes in the middle and dotible on the 

 mVIps This grows side bv side with normal C. NevadenMs 

 ■ -<; ;,nd nedicels and four oil tubes in the in- 



3 the forms with nar- 

 type is from Skull 

 1903. 4,300 feet alt.. 



