266 UMBELLIFERiE. [Anyelica. 



+ 



suhwquaUa ant longlora, Flores albu — Amhigit inter Peucedaneas et Seselineas; ad 

 priores mericarpiis alatis^ ad poster lores mcricarpiis magis convexis accedens. DC. 



1. C Fischeri, — " Wimm. et Grab, ex FL 1828. App, p. 215." De Cand, Prodr, v, 4. p, 

 164. HooL et Am, in Bot of Beech. Voy. t\ 1. p. 124. — *' C. Tataricum. Hoffmr 

 " Ligusticnm Gmelini. Cham, et Schlecht. in Linna;a, 1826. p. 394. Gmel. FL Sib. v. 1. 

 p. 195. t. 44." 



Hab, Arctic Sea-coast, between the Coppermine and Mackenzie Rivers. Dr. Richardson. Labrador. 

 Dr, Morrison. Straits of de Fuca, on the NorthAYest coast. Dr. Scouler. Kotzebue*s Sound. Messrs. 

 Laij and Collie in Capt. Beechey's Voyage* 



Trib. V, Angelice^. Fructus a dorso mericarpiorum compressus, raphe subcentrali, 



marginibus mericarpiorum in alam (ideo duplicem) expansis, DC, 



17. SELINUM. Hoffm. 



Calycis margo obsoletus. Petala obovata emarginata. Fructus a dorso compressus, 

 raplie centrali utriiique bialatus. Mericarpia jugis 5 membra naceo-alatis, ala jugorum 

 lateralium duple latiore. Valleculce 1-vittatae, exteriores seepe 2-vittatas. Commissura 

 bivittata. Carpophoriim bipartitum. — Herbee glabrm perennes. Folia ternato-decomposita^ 

 segmentis pinnatifidis, Umbellie compositce. Involucrum oligophyllum ; involucella poly- 

 phylla. Flores alhi. DC, 



1. S. terebinthinum ; ubique glabra, foliis decomposito-pinnatifidis rigidis glaucis laciniis 

 brevibus linearibus acutis, pedunculis elongatis, involucro nullo, involucelll foliolis lineari- 

 biis brevibus, mencarpiis singulis alls 5 latissimis undulatis. (Tab. XCV.) — Laserpitium 

 terebinthinum. Dougl. MSS, in Herb. Hort. Soc. Lond, 



" Radix crassa, fusiformis, g^uramum terebinthinum copiosum viscidum stillans," (^Dotigh) Caidis erectus 

 brevis, firmus, teres, vix ramosus. Folia petiolata, sublonge yaginantia, decomposito-pinnatifida, rigida, glauca, 

 laciniis lineam seu sesquilineam longis, acutis, rachide petioloque teretibus striatis. Pedunculi (fructiferi) 

 elongati, crassi, folia excedentes. Umbella composita, radiis valde intequalibus, Involucrum nullum. 

 Involucellum parvxun, foliolis linearibus. Flores specimine meo absunt. Pedicelli plurimi, abortivi. 

 Calycis dentes subfoliacei, decidui. Fructus majusculus, ovalis, compressus. Mericarpia 5-alata, alls latis- 

 simis membranaceis undulato-crispatis. Vittcs uumerosae. 



Hab. Common on the sandy grounds of the Wallawallah River, North-West coast of America. Douglas. 

 — Of the Genus of this remarkable plant, I am very doubtful. I possess only one specimen, and that is in 

 fruit : but I do not fiud that this fruit corresponds accurately with any described Genus. 



Tab. XCV. S. terebinthinum. Fig. 1, Involucellum;^//. 2, Young fruit ; ^y. 3, Matur* 

 Mericarps separating from the carpopodiura ; /ig. 5, Section of a mericarp : — more or less 



fruit 



18. ANGELICA. Hoffm. 



Calycis margo obsoletus. Petala lanceolata integra acuminata, acumine recto vel 

 incurvato. Fructus a dorso compressus, raphe centrali utriuque bialatus. Mericarpia 

 jugis tribus dorsalibus filiformibus elevatis, 2 lateralibus in alam niembranaceam multo aut 

 paulo latiorem dilatatis. ValleculcB 1-vittatse. Semen subsemiteres. Carpophorum biparti- 

 tum liberum, — Herbse perennes biennesve. Folia bipinnatisecta. Umbellte tenninales, 

 Involucrum nullum aut oligopyhllum^ partiale pohjphyllum, Flores albi. DC, 



