SUPPLEMENT— RANUNCULACE^.. 659 



34. R. tomcntosus, must be referred to R. repens. (Vid. note upon that 

 species.) 



37. JR. Schlcchtendnlii (Hook.!) appears to ditlcr chiefly from R. nivalis 

 in wanting the black hairs on tlif calyx. 



38(a). R. dclphintfolius / (11. B. & K.) : stem erect, nearly glabrous, 

 branched ; radical and hmcr leaves on very lon<; petioles, 2-3-pinnatcly 

 divided, [scarcely] hirsute ; the uppernujst less divided ami sessile ; tlic 

 segments linear-lanceolate, acute, decurrent at the base; the sheathing base 

 of the petiole elongated, sulcate, very hisi)id ; flowers Miniewhat panieled ; 

 calyx reflexed, very hispid; jietals 11-14, oliovate-oblong : ovaries with a 

 short recurved style. Hook. A- Arn. — K. dissect us, Hoolc. S^' Am..' hot. 

 Beecherj, suppl. ^.316, not of Bicbcrst. R. delphiuifolius, 11. li. ^' K. nor. 

 sen. Sfupec. 5. p. 48 .' R. dichotomus, " Mocino Sf Scssc, pi. Mcx. ined ;" 

 DC. prodr. 1. p. 39.? 



California, Douglas ! — We have copied tlie character given by Hooker «5c 

 Arnott ; bul are obliged to change the name, as there is a prior R. disscclus; 

 and, as we strongly suspect that it is the same with both the R. delphini- 

 folius of Humboldt and Bonpland, and the R. dichotomus of iMcxiuo and 

 Sesse, we have refrained from introducing a new specific name. 



41. R. parvijlorus. — To var. y. add syn. R. hebecarpus. Hook. S^- Arn. ! 

 hot. Bcechcy, suppl. p. 316.— The Calitbriiian plant is certainly the same 

 with that of the United Slates, R. trachyspermus. Ell. ; which name must 

 be adoi)led should the plant prove to be different from R. parviflorus. To it 

 doubtless belongs the var. aculilobus, DC 



D. TROLLIUS, p. 27. 

 1. T. laxus. — Add syn. Bol. mag. t. 1988. 



9 {a). HELLEBORUS. Adans. ; DC. prodr. 1. ;». 46 ; Endl. gen. p. 848. 



Sepals 5, persistent, mostly greenish. Petals 8-10, very short, tubular, 

 2-lipped. Stamens numerous. Stigmas orbicular. Follicles 3-10, slightly 

 cohering at the base, coriaceous, many-seeded. Seeds elliptical, fungous at 

 the hilum.— Perennial herbs (natives of Europe and Asia). Leaves coria- 

 ceous ; the radical ones palmately or pedately divided. Flowers large, 

 nodding. — Hellebore. 



1. H. viridis (Linn.) : radical leaves glabrous, pedately divided ; the 

 cauline few, nearly sessile, palmately parted; peduncles often geminate ; 

 sepals roundish-ovate, green. DC — Jacq. jl. Austr. t. lOG ; Engl. bot. t. 

 200 ; Schk. handh. t. 154 ; Muhl. cat. ed. 2. p. 56. 



' New York,' Muhlenberg. In an old field near Brooklyn, Long Island, 

 and on the plains near Jamaica, Long Island, New York ; abundant, -Wr. 

 Halsey ! Mr. Brownne ! April.— Doubtless introduced, but fully naturalized. 

 — Green Hellebore. 



11. ENEMION [Raf.) p. 29. 



The generic and specific character must be cancelled, and the following 

 inserted in its place. 



