ADDITIONS AND CORRECTIONS 1139 



Page 



857 After C. snli( ifhlius insert: 



26a. Chrysothamnus calif ornicus Greene. Shrub 4-6 dm. high; 

 stem \vh!te-tt>iiieut<ise; leaves linear, 4-0 cm. long, 4-6 nun. wide, 

 den.sely white-tomentose; heads in dense eorymbiform cymes: involucres 

 8-10 nma. high: bracts 3-4 in each vertical row, linear-lanceolate, acute, 

 minutely puberulent: corolla fully 1 cm. long; achenes densely strigose. 

 Desert regions: Calif. — s\v Utah. Au. 



859 The authority for laocoma should be Nutt., not Greene. 



860 The authorit}- of >S'. grindtlioides should be (Nutt.) Britten. 



872 Under P. puiniln, the authoritv for the svnonvm Solidago piimila is 

 (Nutt.) T. & G. 



872 After P. piunila insert: 



2. Petradoria graminea Woot. Tufted perennial, with a wootly 

 caudex; stems 1-1.5 dm. high; leaves linear, rigid, pointed, l-nbbed, 

 3-5 cm. long, glabrous, with a dilated l)ase, heads cylindnc, 6-7 mm. 

 h'gh; bracts straw-colored, acute to cuspidate or obtu.se; flowers 5; achenes 

 glabrous. De.sert hills; nw N. M. — c Utah. Jl. 



876 To the common name of Xijlorrhiia add ''Woody Asteh. " 



878 Under E. Engdmannii the s^-nonj-m should read Aster eUgans Eitgcl- 

 maiuiii D. C. Eat. 



885 The authority of A. comniutalits should be (T. & G.) A. Gray. 



898 In key, 13th hne, under section H', for "disk over 1 ilm. high" read 

 ''disk more than 1 cm. high, ' and ISth hne the words "20. E. Engclmannii'* 

 should be transferred to the end of the next line. 



902 Under E. compoi^itus, 6th line, for iliscoidens read disccideu^. 



906 The authority for E. speciosus should be (Lindl.) DC. 



909 Under E. Tieradejisis, 2d line, for "5-10 mm." read "5-10 cm." 



91^ The authority of Erigeron arenarioides should be (D. C. Eaton) Rydb. 



913 I naer'''.^r(;a7//o.sYi, 3d line, for "S-IO cm." read "8-10 mm." 



923 Before 58. Auiocaulon insert: 



b\. INULA L. Elec.\mp.\ne. 



Coarse herbs with alteri^^p, simjile leaves and large radiate heads. 

 Involucre hemispheric; l)racts ifmn-ate, the outer foliaceous. Receptacle 

 naked. Disk-flowers perfect and ferl^ Style branches linear, roimded 

 at the apex. Anthers caudate at the ba.se. Vchenes more or less 4- or 5- 

 rjbi.t;d; \)^ipy)n> simple, of capillary bristles. 



1. I. Heleni -ra L. Stout perennial; stem xi 5 m. high; leaves 

 large, wnolh l»ene;. denticulate, the Inwer ovate, t,\ petiole 2-4 cm. 

 'loiig; upper leaves ciasH—g. ovate, sessile; heads large, itviinating the 

 stem and branches; ligules very many, h^ng and slender, 2-3 P2...1ong. 

 Roadsides and pastures: N. S.— Minn.— Mo.— N. C; Utah; adv. or 

 nat. from Eur. Au. 

 936 Before ThclesptniKi insert: 



79d. COSMOS L. Co.smos. 



Annual or jjcrennial caulescent herbs. Leaves opposite, entire to pin- 

 natitid. Heads radiate. Involucres nearly hemispheric; l)racts thin, in 

 2 series, united at the base, the outer usually smaller. Rccei)tacle naked, 

 flat or nearly so. Ray-llowers neutral; ligule i)ink or purple, rarely orange 

 or white. Disk-flowers i)erfect and fertile; ctjroUa yellow. Achenes 

 5-anglcd or flattened un tlic Ixu-k, beaked. Pappus of 2-4 persistent barbs 

 or a mere crown. 



