328 PROCEEDINGS OF THE AMERICAN ACADEMY 



the narrow adnate plicae produce a very slender tube behind each fila- 

 ment. 



-H- ++ -H- Folia den tata vel integerrima: capsula breviora. 



48. P. GYMNOCLADA Torr. 1. c. Subviscido-pubescens ; ramis radi- 

 calibus decumbentibus, internodiis elongatis ; foliis obovatis oblongisve 

 obtuse dentatis petiolo ssepius brevioribus ; spicis plurifloris ; corolla 

 breviter infundibuliformi sepalis linearibus hirsutis vix duplo longiore, 

 plicis basi filamenti tubuloso-adnatis ; capsula globoso-ovata 8-1 G- 

 sperma. — W. Nevada, Watson. 



49. P. CRASSiFOLiA Torr. I.e. Parvula, a basi diifusa, viscido- 

 pubescens ; foliis carnosulis scabridis (lin. 3-6 longis) oblougo-ovatis 

 in petiolum breviusculum angustatis, iufimis pauci-dentatis, cajteris 

 integerrimis ; racemis laxiusculis paucifloris ; corolla infundibuliformi 

 sepalis linearibus duplo longiore, plicis brevibus parvis a filamento fere 

 liberis ; capsula ovoidea 6-8-sperma. — Reese-River Valley, Nevada, 

 Watson. 



6. EMMENANTHE Benth. 

 § 1. MILTITZIA Gray. Annuoe, parvulae, parviflorte : sepala sursum 

 latiora : stylus persistens : semina minute reticulata et pi. m. trans- 

 versim rugosa modo Microgenetis (a quo corolla flava marcescenti- 

 persistente facile distincta). — Pac. R. R. Exp. 6, p. 85. Miltitzia 

 A. DC. 



* Pubesoens, ssepissinoe viscida et glandulosa : corolla breviter 5-loba, 

 plicis 10 angustis inconspicuis per paria filamentis adproximatis basi 

 eorum parum adnatis (in E. glandaUfera fere evanidis) instructa. 



1. E. PARViFLORA Gray, 1. c. t. 15. Depressa, densius pubescens, 

 viscida ; foliis j^rofunde pinnatifidis ; floribus confertis brevissime ^^edi- 

 cellatis ; corolla sepalis fere linearibus hand longiore ; stylo ovario 

 20-40-ovulato vix longiore. — Shores of Klamath Lake, Newberry. 

 So far as yet known, this is fairly distinguishable from the next ; but 

 the specimens are poor. 



2. E. LUTEA Gray, I.e. Diffusa vel decumbens, pube minuta vix 

 glandulosa ; foliis oblongis seu obovatis inciso-pinnatilidis dentatisve ; 

 floribus conferte racemosis ; corolla sepala spathulato-linearia super- 

 ante ; stylo filiformi ovario circ. 12-ovulato multo longiore. — Eutoca'? 

 lutea Hook. «fe Arn. Bot. Beech. &, Ic. PI. t. 354. Miltitzia liitea 

 A. DC. 1. c. Emmenanthe parvijlora Wats. Bot. King, p. 257. — S. E. 

 borders of Oregon to the eastern borders of California. Hypogynous 

 disk conspicuous, much larger and apparently more free than in the 

 preceding. 



