ADDITIONS AND CORRECTIONS TO VOL. I. 445 



1. P. ramosissimum, Nutt. A shrub, 2 to 6 feet high, very much branched, 

 with grayish bark and short rigid branchlets : leaves narrowly oblanceolate, attenu- 

 ate into a very short petiole, acute, 1 or 2 inches long, somewhat silky-pubescent, 

 sparingly denticulate : flowers appearing with the leaves, on short pedicels becoming 

 a half-inch long or more, pale rose-color, three-fourths of an inch broad : calyx-lobes 

 lanceolate, about equalling the turbinate tube : styles elongated, tomentose : fruit 

 globose, fleshy and edible, 4 or 5 lines in diameter : seeds compressed, acutely mar- 

 gined : cotyledons orbicular-cordate. Torr. & Gray, Flora, i. 474. 



Lassen and Modoc Counties (J. Gf. Lemmon) ; Blue Mountains, Oregon (Nuttall, Cusiclc) ; 

 Southern Utah, Siler, Palmer. 



Page 190. 28. CANOTIA. 



Ovary seated upon and connate with a much thickened fleshy base broader and 

 longer than its.elf, with it broadly ovate. Ovules usually 6 in each cell, in 2 rows. 

 Seeds 1 or 2 in each cell. Gray, Proc. Amer. Acad. xii. 159; Rothrock, Bot. 

 Wheeler's Expl. 81, t. 1. 



Now referred by Dr. Gray to the Rulaccce, as the nearest alliance. Traces of the oil-glands 

 characteristic of that order are with difficulty detected in the sepals and bracts. 



Page 195. 1. SAXIFRAGA. 



5. Stems somewhat leaf (/: leaves reniform-cordate, lobed: calyx-campanulate, 

 coherent with the base of the ovary : stamens 5. 



10. S. ranunculifolia, Hook. Somewhat glandular-pubescent above, nearly 

 glabrous below, slender, a foot high or less : leaves to 1 inch broad, 3-parted, the 

 cuneiform segments obtusely cleft ; cauline leaves few, the upper simply 3-lobed or 

 reduced to a sessile lanceolate entire bract ; axils of the radical leaves bearing numer- 

 ous oblong bulblets : flowers in a small cbrymb, white, the obovate petals twice 

 longer than the acute calyx-lobes : calyx campanulate in fruit. Fl. Bor.-Am. 

 i. 246, t. 83. 



Spanish Peak (Mrs. R. M. Austin) ; Kettle Falls, Washington Territory (Douglas) ; Fraser 

 River Valley, Macoun. Referred to as a synonym, with doubt, under Soi/kinia occidentalis. 



Page 196. 2. BOYKINIA. 



3. B. rotundifolia, Parry. Stem villous-pubescent and glandular, 2 or 3 feet 

 high, leafy : leaves rounded or broadly ovate, large (2 to 4 inches broad), crenately 

 incised and toothed, thin, nearly glabrous above, the petioles very villous, slightly 

 dilated and hairy at base ; stipules small or wanting below : peduncles axillary and 

 terminal ; flowers short-pedicelled, secund on the few elongated branches : petals little 

 exceeding the acute calyx-lobes : calyx broadly urceolate in fruit. Gray, Proc. 

 Amer. Acad. xiii. 371. 



Along water-courses, San Bernardino Mountains, Parry & Lemmon, July, 1876, n. 113. 



Page 201. 8. HEUCHERA. 



3. H. pilosissima, Fisch. & Mey. Western Arizona, Palmer. 



8 a . CHRYSOSPLENIUM, Linn. 



Calyx-tube adnate to the ovary ; lobes 4 or 5, obtuse. Petals none. Stamens 

 8 to 10, very short, on the margin of an evident disk. Ovary 1 -celled, 2-lobed 

 above ; styles 2, short, recurved. Capsule compressed, obcordate, 2-valved at the 

 top, with 2 parietal placenta, many-seeded. Low decumbent herbs, glabrous and 



