BQBAGII^AQE^^, ,(pOBAGE Fj^MILY) 41Q 



papillae intervening; scar brc)^4;?''^J^><)P^'^>.^°<^ forlfed at base. — Type locality, 

 Grand Junction, Colorado. 



1'?: Oreocarya Bakeri Greene, Rtt. 4: 92. ' 1899. • Densely appressed- 

 pub6Sc'ent, becoming hispid above; perennial with stout stems) ' usually de- 

 cunbent at base, morfe Or less branched and floriferous- almost throughout: 

 leaves petioled, obla;hceolate to elliptic-lanceolate: flowers crowded in the few, 

 solitary, or gfiminate racemes, bracted: sepals ovate-lanceolate, short, only a 

 little longer than the fruit: nutlets narrowly margined, sintiately and sharply 

 rugose 'on the back,' pitted on the venti^alface. — Southern Colorado. ""' 



14. Oreocarya aJBanis Greene,i Pitt. 3: 110. 1896. Biennial, 15-25 cm. 

 high, with 1 stoutish, erect, hispid stenjand usually 2 or more small, ascending, 

 accessory ones from the base: leaves liiostly oblanceolate, obtuse, oanescent 

 with a minute pubiBscence intermixed with hispid hairs from a caneseent base: 

 flowers ip shpKt axillary racemes, forming a long narrow thyrsus: corolla 

 6-8 mm.' across, the tube equaUng the' calyx: nutlets fiarrp^vly. ovate, sub- 

 acuminate, tuberculate-rugose on the back;. Krynitzkimighnneraia. Gray, in 

 part.— :Soiithern, "Wyoming, westward and sbuthward. i " 



l4a. Oreocarya affinis perennis A, Nets. Erythea 7: 67. 1899. 'Very* 

 similar; but the root becoming indurated and perennial: nutlets nearly smooth, 

 obscurely wing-jftiaigined. -^Desert areas; Wyoming, and Colorado to Nevada. 



15. Oreocarya. glonierata (Nutt.) Greene, Pitt. 1: 58. 1887. Pubescence 

 subtomentose, .strigose hairs with pustulate bases intermingled, upwardly 

 becoming densely Espid; stems simple, one or sometimes more: basal leaves 

 crowded, sliort, obovate-spatiilate, very obtuse or sometimes retuse; stem 

 leaves spatulate, becoming acute upward: inflorescence and flowers as in the 

 preceding: nutlets narrowly ovate, with dorsal ridge, transverse bars, and 

 numerous tubercles. 'KryhitzKia glomerata Gray in part. — Coming into the 

 northefiistern part 'df our range. 



16. Oreocarya. fhyrsiflora Greene, Pitt. 3: 111. 1896. Strigose-hispid 

 throughout, usually with 3 or' more equal stoutish stems from the crown,' 

 2T4(in>.;high: leaves oblanceplate: thyrsus large, its forked branches panicleid: 

 corolla-tube short, scarcely equaling the short sepals: rnutlets about 3 nim. 

 long,;, ovate, obtuse,, sharply but interruptedly" rugose. — ^Frequent on dry 

 hills; eastern Rocky Mountains. ' ! ■ 



17. OreocaryaapertaEastw. BuU.Torr. Bot. Club30: 241. 1903. , Probably 

 perennial, tihecaiudex branched; stenas several, 1-2 dm.! high^ brainchpfl iifV^ 

 the base but the whole forming a close .thyrsus of 2-forked spikes; pubescence 

 gray, setoSe-hispid, and a finer infdimient. of appressed hairs; calyx-lobes 

 subiulate'-acuminate, elongating janii. spreading in fruit; corplla whiteyy] tube 

 apdlimb subequal; crests Gongpiououg: nutlets ovate, obtuse, with promment 

 dorsal ridge and acutely margined all around^ rojigh with glossy-^yhite papillae, 

 the larger merging into small papillae. and forming somewhat starr;shaped. 

 figures. — ^Type.locality, Grand Junction, Colorado. ,• . , 



18., Oreocarya yirgata (Porter) Greene, Pitt. 1: 58. 1887., Very, hispid, 

 not at all canescent-j stem strict, 3-6 dm, high, flowering for most of its leftgtb- 

 in short and dense, nearly sessile clusters, which are generally much shorter; 

 tliian.theilinear, subtending leaves^ and forming a long, virgate, leafy spike; 

 coroUartube short, equaled byth^ lobes and by the sepals: fruit pyramidal; 

 nutlets broadly oyate, sparinglyrpapillose. Krynitzkia virgaia Gray.--E^^6tern 

 slopes of the I Rocky Mountaips. in Colorado and Wyoming. ,1 , ,,■ 



19. Oreocarya longiflora A. Nels. Erythea 7: 67. 1899. Ganescently his- 

 pid, with a denser underlying fine puberuleince, setose-hispid in the thyrsus; 

 stems lior more from the crown of, the biewnial (possibly more enduring) 

 root, 1-2 dm. high (including the, thyrsus) : leaves mostly basal, spatuj^jte, 

 , 3-7 cmi loittg: inflorescence occupying nearly the whole length of the stem, the 

 numerous racemes in the axils of the. leaf-like bracts (reduced above) : sepals 

 linear, 8-10 mm. long, longer in fruit: corolla-tube much exceeding the sepals: 

 stamens diinorphic: nutlets ovate, obtuse, 3-4 mm. long, acute-angled, slightly 

 keeled on back, obscurely rugose and low-papillate towards the margm. — 

 Southwestern Colorado. ' : ■ ! , , 



