f 



EpiloMurrq ONAGRARIiE. g05 



Sect. I. Cham^nerion. Petala integrcty genitalia declinata, 



1. E, angustifolium ; cftule erectx) subsimplici glabro, foliis subsessilibus angusto-lanceo- 

 latis subintegerriniis undulatis pellucido-venosis, floribus spicato-racemosis bracteatls, stylo 

 reflexo basi piloso staminibus breviore. Limu Sp, PL p, 493. EngL Bot t 1947. Pursh, 

 FL Am. V. 1. p. 259. Rich, in FrankL 1st Journ, ed, 2. App. p. 12. — E. spicatum. Lam, 

 Did, V, 2. p. 373. Torrey, FL of Un. St. v. 1. p. 391, BigeL FL Bost. ed. 2. p. 147. Be 

 Cand. Prodr. v. 3. p. 40. 



r 



Hab. From Lake Huron (Dr. Todd) to north lat. G9°, (Dr. Richardson^ and from "Nowfouiullaml on 

 the east, (Sir Alex. Cochrane, Dr. Morrison^ to the shores of the Pacific, at the luuuth of the Columbia, 

 (Douglas, Scouler.) Unahischka and Bay of Eschscholtz. Chamisso. — Dr. Ilichardsou says that the younp 

 leaves, under the name of VHerbe Fret, are used by the Canadian voyaj,^er8 as a pot-herb, 



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2. E. opacum, (Lehm,); caule erecto pubescciite, foliis subsessilibus anguste laiiceohiiis - ''^c , 3 

 subintegerrimis opace venosis, floribus axillaribus solitariis pedunculatis, stylo refiexo glubro 

 staminibus breviore. 



Medium fere inter E. angustifolium et latifolium, floribus capsulisque cum E. latifolio, foliis cum E. an- 

 yustifolio magis con vciiicutib us. Caulis ercotus 1-1 J pedalLs, teres, laxus, pubescens, simplex, ramulis sterili- 

 bus in axillis foliorum. Folia suhsessilia, sparsa, ap])roximata, anguste lanceolata, acuminata, subintejferrima, 

 pellucido-punctata, opace nervoso-venosa, venis multo rarioribiis qiiam in E. anf/ustifnlio, supra saturate 

 viridia pilis brevissimis sublente conspicuis obducta, subtiis pallidiora, gfhbriuscula. Folia ramulorum sem- 

 per opposita. Flores pauci, in axillis foliorum superiorum pedicellati. Calj/cis foliola lineari-laiiceolata, 

 nervosa, tenuissime suboiliata. Petala obovata, integerrima vel superue erosa. Stylus reflexus, glaber, sta- 

 minibus adscendentibus brevior: stigmate 4-partito, revoluto. Germen incanum, pollicare. Capsulam 

 maturam non vidi. 



Hab. Banks of the Columbia, North -West coast of America, particularly about Fort Vancouver. Douglas, 



Dr. Scouler. ' 



3. E. latifolium; caule suberecto subramosoj foliis ovato-lanceolatis subintegerrimis 

 rigidis aveniis, floribus axillaribus pedicellatis, stylo suberecto glabro staminibus breviore, — 

 Linn. Sp. PL v. 1. p. 494. Fl. Dan. t. 565. Pursh, Fl. Am. v. I. p. 259. EicL in Franld. 

 \st Journ. ed. 2. App. p. 12. De Cand. Prodr. v. 3. p. 40. — E. venustum. Douglas, MSS. 

 apud Herb. Hort. Soc. Land. 



Hab. Banks of rivers in the Rocky Moimtalus, between lat. 32° and 56°, (Drummond, Douglas^ to the 

 shores and islands of the Arctic Sea, in every degree of longitude. Labrador. Dr. Morrison. Behring's 

 Straits. Chamisso, Lay and Collie. — The figure given in the Flora Danica represents very exactly the North 

 American plant, which differs from the Siberian only in the less copious pubescence of its leaves. Amongst 

 the specimens sent by Mr. Douglas, there is one with the name of E. venustum, which, however, cannot be 

 separated from the above plant, the differences consisting only in the smaller size of all the parts. In 

 reourd to its leaves, it is between E. latifolium et. and /3. Pursh. 



Sect. II. Lysiiviaciiion. Petala olcordata, genitalia crecta. 



4. E. alpinum ; caule basi repente bifariam puliescente paucifloro, foliis sessilibus oblongis ^= ex — - ^J 

 obtusis subinte<Terrimis, stigmate indiviso, capsulis sessilibus glabris. — Linn. Sp. PL v. 1. p. 



495. FL Dan. t. 322. EngL Bot. t. 2001. Pursh, Fl. Am. v. 1. p. 260. BigeL FL Bost. ed. 



2. p. 147. De Cand. Prodr. v. 3. p. 41. 



longi 



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