ADDITIONS AND CORRECTIONS TO VOL. I. 429 



Page 21. 4. ARCTOMECON. 



Persistent petals at longtli somewhat scarious. Filaments oxeeeding the anthers. 

 Ovary 3 - 6-carpelled, the short style hearing as many cordately 2-lohed caj)itatoly 

 crowded stigmas. Capsnle dehiscent to the middle. Seeds oblong, with the rhaphe 

 caruucnlate-crested. — Gray, I'roc. Amer. Acad. xii. 52, t. 2. 



4". CANBYA, l^arry. 

 Sepals 3, caducous. Petals G, persistent, at length .scarious and enwrapping the 

 capsule. Stamens G to 9 ; filaments shorter than the ohlong-linear anthers. Ovary 

 suhglobose, 3-carpelled, with nerve-like many-ovuled placentas : stigmas sessile, 

 linear-oblong, api)ressed to the ovary over the placentas. Capsule ovoid, membra- 

 naceous, 3-valveil, the valves separating to the base from the persistent fdiform pla- 

 centas. Seeds several, very smooth and shining, narrowly oblong-obovatc and slightly 

 curved ; rhaphe naked. I'^mbryo very small, cylindrical. — A dwarf glabrous annual, 

 Avith alternate linear entire leaves and numerous liliform l-llowercd scapes. — Gray, 

 Proc. Amer. Acad. xii. 51, t. 1. 



1. C. Candida, Parry. Scarcely an inch higli, densely much branched, the 

 small somewhat Ueshy leaves and very short branches closely crowded : llowers 

 white, the petals hardly 2 lines long. — Gray, 1. c. 



San Rcinardino County, in sandy soil at lioad of the Mohave l^iver, Dv. E. Palmer, May, 187C. 

 Ncaily allie<l to Arctmnrcou , ami with tliat geinis peeitliar in its persistent scarious petals. Tlie, 

 stigmas are essentially similar in lioth, in tiiis genus divaricately divided to the base, the adjacent 

 loiics coherent and aiijilied over the iilacentas. 



I'age2i. 7. DENDROMECON. 



1. D. rigidum, dentil. Putte County, Mrs. J. JJiJwelL 



Page 24. 1. DICENTRA. 



1. D. formosa, DC. In Del Norte County (Raffan), with yellowish white 

 llowers. The seeds in this s[)ecies are either smooth and shining or tul)crculate and 

 dull. Inner petals with a conspicuous usually purple or puri)lish crest. 



2. D. uniflora, Kell. Flowers half an inch long, the divergent or reflexed ti])s 

 of the outer petals ecpialling or exceeding the erect gibbous-saccate bases ; inner petals 

 not crested, the blade broadly hastate : capsule not exserted, abruptly beaked with 

 the short style. 



2*. D. pauciflora. Scapes and leaves very slender, 4 to 8 inches high, from a 

 running tul)eriferous rootstock : leaves biternate with narrow .<?egments : llowers 

 1 to 3, white or more or less tinged with rose-color, 8 to 12 lines long, the short 

 stout straight spurs not divergent; spreading or reilexed tips of the outer petals 

 3 or 4 lines long ; inner petals obscurely crested, the blade not broader at base : cap- 

 sule exserted, attenuate into the elongated style. 



Scott Mountains, near snow (AVi-. E. L. Grcnir) ; near Castle Lake, J. (1. Lnnmun. Flower- 

 ing in July and August. 



2. CORYDALIS. 



1. C. Caseana, Gray. Leaflets very variable in size, \ to 1 inch long, acute: 

 hood of outer petals with straight slightly erose-undulate margin, obtusish and bear- 

 ing a rather broad obtuse erose crest : caiisule acute, ascending or reflexed. 



2". C. BidwellisB. Similar in habit : leaflets STuall (2 to 4 lines long), acute 

 or acuminate : hood narrower with somewhat more spreading and ragged margin, 



