28 



BERBERIDE^. [Berberis. 



Ord. II. MENISPERMACE^. Juss. Da 



1, MEISISPERMUM. Linn. 



Sepala et Petala ordine quaternario bi-seu triserialia. 5 Stam, 16-20. 9 Ovaria 2-4. 

 DrupcB baccatse, subrotundo-reniformes, 1-sperniac. — Frutices scandentes. DC, 



1. M.canadense; foliis subpcltatis glabriusculis cordatis obtuse angulatis mucronatis, 

 racemis compositis, petalis 8. — Linn. Sp. PL p, 1468, Mich. Am, v. 2. p. 241. Fursh, Fl. 

 Am. r. 2. p. 370, Elliott^ Carol v. 2. p. 715. Bot Mag. t 1910. De Cand. Prodr. v. 1. 

 p. 102. 



Hab. Canada. Mick, — Variable in the angles of the leaves. 



Ord. III. BERBERIDEiE. Vent. DC 



I. BERBERIS. Linn. 



Sepala 6, squamis 3 extus stipata. Petala 6, intus biglandulosa. Stam, edentula 

 (vel dentibus 2 instructa.) Bacca 2-3-sperma. Semina 2, rarius 3 ad basin lateraliter in- 

 serta, erecta, oblonga, testa Crustacea, albumine carnoso, cotyledonibus foliaceis ellipticis, 

 radicula longa, apice capitellata. — Frutices Jbliis primariis abortivis et in spinam sceptus 

 mutatis^ secundariis in axillis fasciculatis, Flores in omnibus fiavi. DC. 



* foliis simplicihus. 



1. B, vulgaris; spinis tripartitis, foliis simplicibus obovatis basi attenuatis ciliato-serratis, 

 racemis multifloris pendulis, petalis intcgris. — Linn. Sp. PL p. 472. EngL Bot. t 49. De 

 Cand. Prodr. v. 1. p. 105. BigeL FL Bast. ed. 2. p. 128. Mick. Am. v. 1. p. 205. — B. 

 canadensis. Mill. — PursJiy FL Am, v. 1. p. 219. De Cand, Prodr. v. I. p. 106. 



Hab. Canada. Newfoundland. Mr. Morrison. — On comparing specimens from Boston, given to me by 

 Dr. Boott, and others from Newfoundland, gathered by Mr. Morrison, with our Europcean plant, I cannot 

 find the slightest grounds for separating them, even into varieties. The same incorrect idea, too, prev^U 

 in the United States as in Europe, respecting the injurious effect of the Barberry upon the wheat which 

 grows in its neighbourhood. 



* # 



foliis impari-pinnatis. (Mahonia. Nutt. DC.) 



2, B.pinnata; foliis 3-6-jugis, jugo inferiorc a petioli basi distante, foliolis ovato-lan- 

 ceolatis subdistantibus spinuloso-dentatis uninerviis, racemis erectis, filamentis bidentatis. 



«. foliolis sinuato-dentatis undulatis, dentibus paucis. — B, pinnata. ^^ Lagas. Elench. 

 Hort Madr. 1803. p, 6." Himh. et Kunth, Nov. Gen, v. 5. t. 434. Don in Bot. Reg. t 

 702. — B. fascicularis. Bot Mag. t. 2396. — Mahonia fascicularis. De Cand. Prodr. v. 1. 

 p. 108. De Less. Ic. v. 2. t. 3. 



^. foliolis obscure dentatis planis subtus glaucis, dentibus numerosis. 



Hab. a. Nootka. Nelson. /3. Junction of the Portage River with the Columbia. Vrummond. — This 

 species is probably liable to much variation in its foliage. The plants figured in the Botanical Magazine and 

 Register are considerahlj different in this respect, and that represented hy Humboldt has the leaves with 

 more numerous and shorter teeth than either, hence approaching nearer to my var. ^., of which the foliage 



