CATALOGUE. 259 



Nama^ demissa, Gray. Proc. Amer. Acad. 8. 283. Annual, hii'sutc. 

 branches spreading from the slender _ root, decumbent, 2-6' long; leaves 

 spatulate-linear, i-1' long, attenuate to a narrow base ; flowers subsessile, 

 the lower solitary in the forks, the upper axillary ; sepals narrow-linear, 

 2 3" long; corolla 3" long, hght-purple ; capsule short-oblong, li" long or 

 less ; seeds 10-12 in each cell, nearly J" in length, oval, obscurely rugose- 

 pitted. — Washington Territory, (Lyall;) Western Nevada, (Fremont, An- 

 derson, Torrey.) Found on the shore of Stansbury Island in Salt Lake ; 

 June. Distinguished from iV^ hispida by the shorter fewer-seeded capsule 

 and nearly twice longer seeds. The flowers on the present specimens are 

 also always solitary. (888.) 



POLEMONIACE^.^ 



Phlox canescens, T. & Gl. Grayh Revis. Polemon., Proc. Amer. Acad. 

 8. 253. Dwarf and matted csespitose, with a woody perennial much-branched 

 base which is usually covered with the dead leaves of previous seasons, the 

 branchlets densely leafy up to the solitary sessile flowerw, wooUy-canescent ; 

 leaves 3-4" long, evergreen, rigid, subulate and more or less acerose, scari- 

 ous-connate at base, usually strongly revolute upon the margin, soon spread- 

 ing or somewhat squarrose-recurved from the appressed base ; tube of the 

 white corolla more or less (usually a half) exceeding the calyx, the obovate 

 lobes entire or emarginate, 3-4" long; ovules solitary. — From the Rocky 

 Mountains of Colorado to New Mexico and west to the Sierras. On the 

 Trinity and West Humboldt Mountains and on a ridge in Monitor Valley, 

 Nevada ; 5-7,000 feet altitude ; May-July, and in bloom in November. Also 

 found in the Cedar Mountains, west of Salt Lake, by Stansbury, and in the 

 Wahsatch by Mrs. Carrington. (889.) 



Phlox c^spitosa, Nutt. Gray, I. c, p. 253. Of like habit with the 

 last ; densely or rather loosely ceespitose, the more rigid leaves linear-subulate 

 or oblong-linear, 4-6" long, crowded and often densely so, hispid- or roughish- 



'NAMA, L. Calyx 5-sepaled, persistent. Corolla tubular-funuelform. Stamens subiucluded. 

 Style 2, with rather obtuse stigmas. Capsule 2-oelled, loculioidal, the septum bearing two laminar 

 placentsB projecting into each cell from the axis, which are at first united, at length free. — Low annual 

 branching herbs, or perennial or somewhat woody at base, variously pubescent, with alternate or rarely 

 opposite entire leaves, and axillary and terminal flowers. Choisy, DC. Prodr. 10. 812,. 



= The determinations under this order were made by Dr. Asa Gray, and the descriptions are almost 

 wholly drawn from his recent " Eevision of the North American PolemdniaceEe," and from other notes 

 obligingly furnished by him. 



