PHLOX FAMILY 681 



Corolla yellow, ochroleucous, or greenish. 



Corolla funnelform: stamens adnate to the middle of the corolla-tube. 



18. P. melliium. 

 Corolla almost tubular; stamens almost whoUy adnate to the corolla-tube. 



19. P. Brandegei. 



1. P. micranthum Benth. --ViinuaL stem branched from the base, glandu- 

 lar-puberulent. erect or ascending. 0..5-2..5 dm. high, leafy; leaves viscid-\-illous ; 

 leaflets 11-13, rounded, 3-6 mm. long: flowers axillary, soUtan,% pedicelled; 

 corolla whitish: filaments dilated at the base; ovules 2-3 in each cell. Sandy 

 places: B.C. — Mont. — Utah — CaUf. Submont. Ap-My. 



2. P. columbianum Rydb. Stems several. 2-3 dm. high, distinctly glandu- 

 lar in the inflorescence: leaves 5-15 cm. long, sparingly %-iscid, pubescent; leaf- 

 lets 9-19, elhptic or lance-eUiptic, acute, 1.5-3 cm. long: cahrx about 6 mm. long; 

 lobes lanceolate, acute, fully equalling the tube; coroUa -violet, with yellowish 

 base; lobes rounded-truncate at the apex; stamens shghtly longer than the 

 corolla. Woods: Ida. — Wash. — Ore. Sub?nont. Je-Au. 



3. P. delicatviin Rydb. Stem xery slender, about 1 dm. high; leaves 3-8 

 cm. long; leaflets 11-23, ovate, ovate-lanceolate, or oblong, mostly acute, 3-10 

 mm. long; cal\-x glandular, 4—5 mm. long; lobes lanceolate, acute: corolla violet, 

 about 7 mm. high and S mm. broad: stamens nearly equalling the coroUa. P. 

 humile pulcheUum A. Gray, not P. pukhellum Burge. P. scopulinum Greene. 

 Moimtains: Colo. — Utah— .Ariz.— X.M. Mont. — Alp. Jl-Au. 



4. P. parvifolium Xutt. Stems rarely more than 1 cm. high, glandulax- 

 puberiilent. ahnost scapose: leaflets 11-25. oval or suborbicular. rounded. 2-4 

 mm. long: inflorescence dense: cah-x about 4 mm. long; lobes oval or elhptic; 

 coroUa dark %'iolet, 7-9 mm. long: lobes rounded: stamens nearly equalling the 

 coroUa. P. ry-!f.ryrr<.r,un, Xutt. Mountains: Mont. Je-Jl. 



5. P. pulcherrimum Hook. Stems 1-3 dm. high, glandular-puberulent ; 

 leaflets 1.5-27, oval, mostly obtuse, 5-10 mm. long: cah-x about 5 mm. long; 

 lobes lanceolate; coroUa S-10 mm. long, %'iolet or rose-colored, with a yeUowish 

 base: lobes rounded: stamens shorter than the corolla. Mountains: Alta. — Wvo. 

 —B.C. Mn''.—.^AaIp. J^Au. 



6. P. Ha-ydeni A. Xels. Stems several, 2-3 dm. high, glandular-puberulent, 

 especially above: leaflets 15-25, oval, oblong, or oblanceolate, 5-10 mm. long; 

 cah"x narrowly campanulate, 5-6 mm. long, glandular-puberulent: coroUa blue, 

 campanulate. 10-15 mm. long: stamens often equaUing the coroUa. Mountain- 

 sides: Wyo. — Mont. — Ida. Jt^JI. 



7. P. albiflorum Eastw. Stems sohtar\- or few, 3-6 dm. high, glandular- 

 puberulent or pubescent: leaflets 11-15, lanceolate, acuminate. 1-3 cm. long; 

 cah-x 7 mm. long, densely glandular: lobes lanceolate, acute or obtuse; coroUa 

 cream-colored or white, about 15 mm. long; stamens usuaUy longer than the 

 coroUa. Mountains: L'tah — Xev. Submont. — Mont. Je-Jl. 



8. P. Archibaldae A. Xels. Stem 4-7 dm. high, glabrous below, glandular 

 above: inflorescence openly CATnose-corATubose. minutely glandular: leaflets 13- 

 19, oblong-lanceolate, 2—4 cm. long: eah-x 6-S mm. long; lobes lanceolate, acute; 

 coroUa-lobes orbicular: stamens much shorter than the coroUa; filaments pubes- 

 cent at the base. P. grande Greene. ^Mountains : Colo. — Utah. Mont. Jl-Au. 



9. P. molle Greene. Stem 3-6 dm. high, densely %t11ous; leaflets 13-21, 

 oblong or lanceolate, 1..5-2.5 cm. long: flowers openly paniculate; cah"x about S 

 mm. long: lobes lanceolate, acute: coroUa campanulate, 10-12 mm. long; stamens 

 shorter than the coroUa. Mountains: Colo. — X.M. Mont. Je-Jl. 



10. P. robustum Rydb. Stem 4-10 dm. high; leaflets 11-17, lanceolate or 

 lance-oblong, acute, 1.5-2.5 cm. long; inflorescence much branched: cah-x gland- 

 ular-%-iUous. 7-S mm. long; lobes lanceolate: coroUa rose or purphsh, 12-15 mm. 

 high: stamens shorter than the coroUa. Mountains: Colo. Mont. Jl. 



11. P. foliosissimum A. Gray. Stems sohtan.- or few, short-pilose through- 

 out, glandular above, 3-9 dm. high: leaflets 11-21, oval or lanceolate; cah-x about 

 7 mm. long, densely glandular; coroUa 9-12 mm. long, funnelform-campanulate, 



