708 HYDROPHYLLACEAE 



5-cIeft; lobes similar or nearly so. Corolla yellow or yellowish, campanulate or 



funnelform 



down in the corolla-tube. Ovary 



more or less 2-celIed by the mtrusion of the placentae; style 2-cleft at the apex. 

 Capsule locuhcidal; seeds minutely reticulate. 



Haf'K^^^ lanceolate to oblong, obtuse, laciniate-dentate. 1, M, foliosa. 



Leaf-blades obovate, spatulate or oval, coarsely round-toothed ^v^^ junij:>a. 



Peduncles usuaUy longer than the leaves; corolla and capsule equalling the calyx.. 

 Peduncles shorter than the leaves; coroUa and capsule shorter than the cal^!'^''^'''''' 



M 



3. M. salina. 



V 1, ^ o r i~-~"i — 'i — ^r"''' *"' ^•^^^^' K^ut^Aiiiiiiiiutcij^ giewiuuicw-pubemlent, 

 branched, 2-5 cm. high; leaf-blades 1-2 cm. long; calyx 2 mm. long in flower, 4 

 mm m truit; lobes hnear or linear-spatulate; corolla ahnost equalling the calyx, 



barely lobed. Emmenanthe foliosa M. E. Jones. Alkaline soil: Utah. Suh- 

 mont. Je. 



. 2. M. scopulina (A. Nels.) Rydb. Stem branched near the base, ascend- 

 mg, 1-6 cm. long, pilose; leaf-blades crenately lobed to entire, 5-12 mm. long; 

 sepals linear, obtuse, less than 3 mm. long in flower, 4 mm. in fruit. Emmenanthe 

 scopuhna A. Nels. Dry sandy shales: Colo.— Mont. Submont. My. 



3. M. salina (A. Nels.) Rydb. Stem short and thick, 2 cm. high or less; 

 leal-blades entire, dentate, or round-lobed, 7-15 mm. long; calyx about 3 mm. 

 long; lobes linear. Emmenanthe salina A. Nels. E. dispar M. E. Jones. River 

 flats; Wyo. Je. 



7. EMMENANTHE Benth. Whispeiung Bells. 



Erect caulescent annuals. Leaves alternate, pinnatifid, with toothed seg- 

 ments, t lowers perfect, regular, in short paniculate leafy-bracted racemes, on 

 drooping pedicels. Calyx 5-cIeft, with broad ovate lobes. Corolla broadly cam- 

 panulate, cream-colored persistent. Stamens slightly adnate to the base of the 

 corolla btyle 2-cleft above, deciduous; placenta conspicuously dilated in the 

 axis, (capsule locuhcidal; seeds somewhat rugosely alveolate-reticulate. 



1. E. pendulaeflora Benth. Erect annual; stem 1-3 dm. high, villous- 

 glandular ; leaves pinnately parted or divided, with numerous oblong, sometimes 

 toothed lobes; calj-x-lobes ovate-lanceolate, acute, 6-7 mm. long; corolla nearly 

 1 cm. long; seeds oblong-oval, rugosely alveolate-reticulate. Dry sandy soil: 

 Cahf.— s Utah— Ariz.— L. Cahf. L. Son. Mr-Au. 



8. CAPNOREA Raf. 



Dwarf stenaless perennials. Leaves basal, oblong or spatulate, entire. Flow- 

 ers singly on elongated pedicels from the axils of the leaves. Calyx 5-7-parted; 



■ 



funnelform 



to saucer-shaped, deciduous, without appendages within. Stamens inserted in 



r^^r. r H '^^'i'?"^' ^^"'^ ^^ l^^s ^^i^ at the base. Ovary 1-ceUed, mth 2 

 more or less int.mHiTirr t>Io/^^^+««. « — ^ vi/^ , '^ •» . ' . »_ « 



ovules 



IHelperochirTs. WaT] ' ^"^^"^^^^ many-seeded. Seeds minutely reticulate 



Corolla saucer-shaped or rotate. 



una saucer-snaped or rotate. 



Calyx almost glabrous, except the ciUate margins; leaves not distinctly venulose. 



•^^^^an^LTo^Vu^^^^^^^ ^'^^^'y venulose. t Si ^Z^. 



r^^l^u^.^K^^^ ^^ lanceolate, obtuse. 

 83a7-I^'x^-,^^S?;.^^^^ 3, C^Watsoniana 



4. C. incana 



calyx-lobes linear or linear-lanceolate, acute. t C. nana 



into^shoi^^rSt"^^ (Dougl.) Greene. Leaves oblanceolate or eUiptic, 

 oni cSvv^K '' ^~? f""- ^''?^' glabrous except on the margins; sca^ 



sides. Wash.— Ida.— Ijtah—n Cahf. Submont. J ^Jl 



