ADDITIONS AND CORRECTIONS 1131 



Page 



Attachment and scar of the nutlets not exactly basal, either obUque or supra- 



Nutlets lanceoloid. 6. A. lonchocarpa. 

 Nutlets ovoid. 



Nutlets armed with hyaline bristles or at least with short glocliidia. 



Glocliidia very short, sub-sessUe. 7. A. hispidula. 

 Glocliidia longer, with an evident hyaline stalk. 8. A. ramosa. 

 Nutlets unarmed. 



Nutlets glossv, not muriculate. 



Nutlets smoth. 9. A. nitens. 



Nutlets rugose. 10. A. cognata. 



Nutlets dull, miu-iculate. . 11. A. californica. 



725 1. Allocarya Nelsonii Greene. Omit Ida. from distribution, which 

 refers to the next. Add: Colo.. 



2. Allocarya oricola Piper. Annual, .stems 1-2.5 dm. hi^h, strigillose; 

 leaves linear-oblanceolate, glabrous or nearly so above, strigillose beneath, 

 1-2 cm. long; racemes seeund, only a few of the flowers with bracts; 

 corolla minute; nutlets lanceolate, 2-5 mm. long, keeled on the back only 

 near the tip, bearing slender bristles, barbed at the tip, the ventral side 

 keeled, granular and bristly. Dry lake beds: Ida. Jl. 



3. Allocarya asperula Piper. Annual; stems erect or ascending, 

 1-3 dm. high; leaves linear, glabrous above, strigillose beneath, 1-2 cm. 

 long; raceme loose; most of the flowers braeted; corolla minute; nutlets 

 2.2-2.5 mm. long, compressed above the middle, the bristles retrorsely 

 barbed; scars margined with a flange. Saline soil: Sask. — Wvo. — Xev. 

 Je-Jl. 



4. Allocarya Wilcoxii Piper. Annual; succulent; stem 8-15 cm. long, 

 sparingly strigulose; leaves linear-oblanceolate, glabrous above, pulvinate- 

 setulose beneath, 1-2 cm. long; raceme moderate!}- loose, subsecund, 

 some of the flowers braeted; nutlets ovoid, 3-gonous, 2 mm. long, rugulose 

 and tuberculate; bristles single, barbed at the tip; scar margined with a 

 flange. Dry soil. Ida. 



5. Allocarya lonchocarpa Piper. Annual; stem branched from the 

 base, ascending, 1-2 dm. long, sparsely strigillose; leaves linear-oblanceolate, 

 nearly glabrous above, strigillose beneath, 1-3 cm. long; racemes loose, 

 lax, most of the flowers braeted; nutlets lanceoloid, 2.2 mm. long, the back 

 rather flat, keeled at the apex, rugulose and coarsely granulate; scar 

 lanceolate. Pools: S. D. Je. 



6. Allocarya hispidula Greene. See page 725. 



7. Allocarya ramosa Piper. Annual; stem branched near the base, 

 1-3 dm. long, strigillose; leaves linear; glabrous or nearly so above, stri- 

 gillose beneath, 1-5 cm. long; racemes slender, loose, some of the flowers 

 braeted; calyx setulose; corolla 2 mm. broad; nutlets dull brown, ovoid; 



2 mm. long, densely granular and with fine cross-ridges; scar pyriform. 

 Grassy lowlands and slopes: Wash. — Ida. — Utah. — Ore. Je-Au. 



8. Allocarya nitens Greene. Annual; stem prostrate, branched, 



3 dm. long or more; leaves strigulose-hispid; racemes braeted throughout; 

 nutlets ovate, acuminate, broadly keeled on the back, smooth and shining. 

 Dry lake beds: Utah — Xev. AI^'-Jl. 



9. Allocarya cognata Greene. Add to description: most of the 

 flowers braeted: nutlets broadly ovate, irregularly vrrinkled on the back. 



10. Allocarya californica (F. & ]M.) Greene. ^4. scop^^loru■m Greene. 



See page 725. 

 725 Piper referred Allocarya Hendersanii to the genus Cryptaiitha. 

 732 In the description of M. ciliata, 5th hue, for "12-15 cm. long" read 



"12-15 mm. long." 



In that of M. pulchella, first Une, for " 1-2 cm. high" read " 1-2 dm. high. '' 



73-4 After 29. .1/. tnedia insert: 



29a. Mertensia Clokeyi Osterhout. Stem .slender, up to 4 dm. high, 

 glabrous or nearly so; lower leaves linear, 3-4 cm. long, 3-4 mm. wide, 



