72 CONTlUliL'TlONS F1{()M THE NATIONAL IIKKHAUIUM. 



fonn or liiicar (soiiictiinr's n littlo hroiulci') sco-mcnts. iiiid smiill wliin 

 llowcrs in iiaUcd iiiu'i|ually lev -laycd iinilx'ls. 



First species cited. A. (nii/iisflfnlliiin Nutt. 



A Norlli AiiHMMcan ^eiiiis coiitaiiiinji' two species, one Califoniian. 

 the other in (lie ^lissouri-Texas ivt^-jon. 



. . I . .1. init/iislifiiliinii. 

 'J. .1. iiiiliii-y. 



I'lulicls sessile; Trnit cunliileat Imse; ( 'iilil'dt'iiiiiii 



riiilicls iiediiiicleil; I'niit idumled ;it base; Missouri-Texas 



!!!< 



1. Apiastrum angustifolium Nutt. in 'Poir. tSc (ii-ay. I'M. 1; tI44. 1S4(». 



A. liilifdliHin Nutt. 1. e. 



(?) Ilrluncknlluin /(jilcjilnillniii ('.') hili/ii/iitni Uimk. (k \r\\. IJot. Ik'eeliey !!47. 

 ]S40. 



Slender. (»..") to H dm. hii>'h, sometimes simple, usually nuich hranched; 

 leav(\s ri..") to ;") cm. lon^'. hiterniitely or triteniiitely divided, with linear 

 or nearly tilit'orm seonients (nirely linear-ohlono); luuhels sessile; rays 

 from 2.r) cm. lonj^' to wantiiiin'; pedicels l.-J cm. lon^- lo wantin*.;"; fruit 

 with narrow couunissur(>. coi'dat(> in outline, 1 nun. lonu'. 



'iype locality, "San Dieiio. Ctdifornia;"' collected by yuftdll; type 

 in Herb. (Iray. 



California, from Mendocino County southward, aiul e.\tendin<i' into 

 Lower Californiii. 



Spi'chiiciix I .niiiiiiii il: 



.C'ai.ikhhma: Sail Luis Rev, .l/rr. Jloxnd Siirv., in 1850; near Clear Lako, Tnrri]i 

 1(10, in ISt;."); h'rl/iH/ij A' lldij'onl ^M'^, ill lS()S-()i»; Santa Clara Ctiiinty, Mrx. 

 Aiiio'. in iS77; San Diepi, ./'<//<'n IJOSit, March I'U, ISS2; same station, I'riiii/lf, 

 May 4, ISSL'; same station, Ormll, in iSSliaiid ISSi); Oakland Hills, <1irsunl, 

 I\Iay !t, ISSS; same station, Lfuniuni oO, in ISS!l; Los Anireles, Jla.ssc, April, 

 ISlll; N'aea ^Mountains, .///wo/f, .Inne 20, iSOi'; San Isabel, llitisli(tii\ \\)v\\ 

 is, ISii;!; near San l>eriiar<lino, I'arisli, May, IS!*;!; Amaiior County, altitiKle 

 120 iiu'ters, lln,.<ni 1042, Ainil IS, lS'.)r>; San N'iciiolas Island, llldiirhr Traxk, 

 April, ISitT; Avaloii, Santa Catalina Island, Blanche Trad; May, 18it7; 

 Monterey County. I'lndrll 102, April, ISil.S. 



Wo have not seen the Hooker and Arnott jilaiit referred to under the synonymy. 

 It lias ]>riority of pulilicatiun, but the doscriptiuii is nut delinite eiioutrh to uiukc us 

 (!ertain of this reference. 



2. Apiastrum patens (Nutt.) C. & R. Rev. N. Am. Uudiell. llo, 188S. 



Fig. lU. 



LeptnriDtViA jiatrns Nntt. in DC. Prodr. 4 : 107. ls;;o. 

 Ajiiidii jiiilniK Wii\>*ou, liibl. Index, 41.'>. 1S7S. 



Slender. 3 to ♦! dm. hioh. bi-anchino- above; leaves 2.5 to 5 cm. long-, 

 torniitelv or liiteriiiUelv divided, with loiio' liliform seo-meuts; undiels 

 lonj^-peduncled; rays and |)edicels as in .1. (iiKjiixtifolhtiii ; fruit with 

 broader conunissure, oviite, slio'htly liir<»'er, rounded at base. 



Typo locidity, '*Red River,'" Arkiuistis; collected by Nuttall. 



From the southern border of Lake Michi}4au to Texas. 



SpennicDs c.nnnlncd ■' 



Indiana: Along railway track, Miller, Lake t^ounty, I'mbavh, June 24, 1808. 



