ADDITIONS AND CORRECTIONS TO VOL. I. 469 



attonnntf, 3 or 4 lines long in fruit, vory bristly : coroUa-linib soniotimes 3 lines 

 broad : nutlet usually solitary, a line long or more, exceeding the style, ovate-trique- 

 trous and subacuniinate, muricate-papillose, attached by the lower half or more to 

 the subulate-columnar receptacle. — 8yn. Fl. ii. 194. 



From Saiitn Ikrbaia {Brewer, Rothrock) and Fort Tejon (Xantus) to San Diego (Palmer), and 

 eastward to Arizona and Southern Uttili. 



Page 529. 8. ECHINOSPERMUM. 



§ 1. Pricldcs of the fruit fjlorhid'wtr-harhed at the apex, naked beloiv, marginal or 

 scattered. — Lappula. 



1. B. Redowskii, Lehni., var. occidentale, Watson. — Cray, Syn. Fl. ii. 189. 

 Tlu) American jjlant dill'ers from the Asiatic in its less strict and at length more dif- 

 fuse habit, and the tubercles of the nutlets acute instead of blunt or rounded. 



2. E. diffusum, Lehm. (Substitute for R deflexum, in part.). Distinguislied 

 by the short-i'unnelforni corolla, the tube exceetling the calyx and about equalling 

 the lobes ; limb G lines broad or less, bright blue : fruit a globose bur, the luitlets 

 3 linos long, densely mnriculate-scabrous and rather sparsely armed with long flat- 

 tened prickles; scar large, broadly ovate. — Gray, Syn. Fl. ii. 189. E. nervosum, 

 Kellogg, Proc. Calif. Acad. ii. 14G, fig. 42. 



In tlie Siorra Nevada from Mount Drewcr and vicinity to Mount Shasta and Oregon. Biennial 

 or i)erliaps perennial, 1 to 3 feet liigh. 



3. E. floribundum, Lehm. rerennial, 2 feet high or more : corolla rotate, its 

 tube-shorter than the calyx and the lobo.s, blue to nearly white, 2 to 5 lines broad : 

 nutlets 2 lines long, scabrous on the back and margined with a close row of flat subu- 

 late prickles often confluent at base ; scar smaller, narrowly ovate. — Gray, 1, c. 



rhunns County (Mrs. Austin) ; nnrtliwanl to tlie Coluinlna and frequent in the mountains 

 eastward to Montana, Colorado and New ^lexico. 



§ 2. Prickles of the viarrjinlcss nutlets scattered and retrorsely barbed their 

 whole length. — Fchinoglociiin, Gray. 



4. E. Greenei, Gray. Annual, Avith the habit of Eritricldum Californicum ; 

 branches ascending, G inches long : flowers scattered, very shortly pedicellod, in 

 simple or forked nearly naked racemes ; pedicels jointed at base : calyx fulvous- 

 hairy, the linear lobes 2 lines long, about equalling the white corolla: nutlets I^ 

 lines long, ovate-triangular, obtusely cariuate on the back. — Proc. Amer. Acad. xii. 

 163, and Syn. Fl. ii. 190. 



Common about Yieka, E. L. Greene. 



rage 531. 9. CYNOGLOSSUM. 



3. C. laeve, Gray. Very near C. grande, but somewhat less pubescent, the 

 leaves rather broader and more cordate at base, and the calyx-lobes narrower; 

 corolla-lobes about half the length of the tube ; iiliform style less thickened toward 

 the base: fruit unknown. — Syn. Fl. ii. 188. 



Plumas County {^Mrs. Ames) ; above Chico, Mrs. J. Bidwell. 



10. PECTOCARYA. 



§ 1. Nutlets divergent in pairs, bordered with a coriaccoxis undulate or laciniate 

 wing. — Ktexospeumum, Gray. 



1. P. linearis, DC. Nutlets narrowly oblong; otherwise as P. lateriflora, DC, 

 from Peru, which has broadly obovato and more equally divergent nutlets. 



2. P. penicillata, A. DC. Arizona {Palmer, Greene) ; British Columbia, }facoun. 



