68 PROCEEDINGS OF THE AMERICAN ACADEMY 



issued, with the second fasciculus, before the close of that year ; aud 

 the third and fourth appeared before November, 1817, — the latter 



A. Jamesii, Torr. Adscendens, subpedalis, prinium farinoso pubera ; foliis 

 orbiculatis sen late ovalibus crassis ; cucullis latis apice truncatis, cornu cristae- 

 fornii falcato parum exserto. 



A. rHYTOLACCOiDES, Pursh. Glabra, 4-5-pedali8 ; umbellae laxae pedicellis 

 filiformibus elongatis; corolla vlridula; cucullis albis vel subroseis eroso-trun- 

 catis angiilis internis in dentein longe productis, cornu erecto tenui-subulato 

 exserto. — A. nivea, Bot. Mag. t. 481, non L. 



A. VARiEGATA, L. Glabra vel glabrata, l-2«pedalis ; unibellis compactis 

 brevi-pcdunculatis ; corolla alba basi cucullisque vijntricosis purpureo tiiictis ; 

 cornu falcato-subulato breviexserto. — Founded wholly on syn. Dill. & Pluk. 

 A. nivea, L. in part, as to syn. Gronor. & herb. 



2. Tomentosa vel pubescens : umbellae laterales brevi-peduneulatae : flores viri- 

 duli : cucuUi truncati : folliculi tomentosi vel canescens. Cismontanse. 



A. TOMENTOSA, Ell. CuculU in columna brevissima antheris breviores, pro- 

 cessu vix exserto. 



A. ARENARiA, Torr. Bot. Mex. Bound. 1G2. CucuUi antheras superantes, 

 processu horizontaliter exserto. 



3. rioccoso-Ianuginosae vel canescentes, demum nunc glabratse; caules robusti: 



folliculi ovati. Ultramontanae. 



<=> CucuUi erecti apice horizontaliter truncati : herbae pube brevi sen lana 

 adi)ressa primuni dcalhatae : umbellfe peduneulataj, pedicellis lanuginosis. 



A. Fremonti, Torr. Pacif. R. Rep. vi. 87, sine char. Canescenti-tomentosa 

 vel pubera; foliis ovalibus vel oblongis obtusis retusisve nunc subcordatis 

 petiolatis, margine lasvi ; coroUae albidae lobis oblongo-ovatis ; columna brevis- 

 sima; cucullis antheris aequilongis marginibus anti^e in dentem productis, pro- 

 cessu lato apice suhulato inflexo parum exserto. — >«orthern California, Fremont, 

 Newberry. Not since met with. 



A. ehosa, Torr. Bot. Mex. Bound. 162. A. leucophi/I/a, Engelm. in Am. 

 Nat. ix. 349; Gray, Bot. Calif, i. 476. — This species proves to have bien tirst 

 described by Dr. I'orrey, on a glabrate state of the plant which, in the younger 

 and white-lanuginous condition, appropriately received from Dr. Eiigelmann the 

 name of A. leucophijlla. Completely glabrate speciinens have since come in. The 

 rough erosion of the edges of the leaves, to which the original name refers, is 

 evident in all the specimens. 



o o CucuUi ventricosi, processu lato incluso : herbae lana longiore floccosa 

 vestitae. Californicae. 



A. eriocarpa, Benth. Umbellas pedunculatae. 



A. vestita. Hook. & Arn. Umbellae laterales sessiles. 



b. Folia angusta, glabra ; caules humiles ramosi : cuculli obtusi antheris 

 breviores vel paullo longiores : folliculi ovati : umbellse pauciflorte. 



A. BRACHYSTEPHANA, Engelm. in Torr. Bot. Mex. Bound. 163. Cuculli 

 brevissimi. 



