336 PRIMULACEAE 



umbels 2-9-flowered, subtended by several lanceolate-subulate bracts ; calyx 6-8 mm. long, the 

 lanceolate lobes much longer than the tube; corolla red-purple, the tube 8-10 mm. long, the lobes 

 about the same length, obovate, emarginate or obcordate ; capsule ovoid a little shorter than 

 the calyx. 



Rock crevices, at high altitudes, Boreal Zones; Coast Ranges, Trinity County, and the Sierra Nevada, from 

 Plumas County to Tulare County, California. Type locality: Silver Mountain, Sierra Nevada, altitude 10,500 

 feet, California. July-Aug. 



9. DOUGLASIA Lindl. Brande Quart. Journ. Sci. 385. 1827. 



Small cespitose herbs, the stems branching and somewhat suffrutescent. Leaves small, 

 linear, imbricated, forming rosettes at the ends of tlie branches, withering-persistent, 

 glabrous or canescent with forked hairs. Peduncles solitary or several from the terminaj 

 rosettes, bracteate. Flowers terminal, solitary or in a bracteate umbel or fascicle. Calyx 

 5-lobed to near the middle. Corolla pink to violet, funnelform, 5-lobed, the lobes oblong- 

 obovate, imbricate in the bud, the tube 5-fornicate within. Stamens 5, attached to the 

 corolla-tube; filaments short; anthers oblong. Style filiform; stigma capitate; ovary 1- 

 celled ; ovules many, anatropous. Capsule subglobose, 5-valved to the base ; seeds 2 or 3 

 by abortion, oval to orbicular, flat or concave ventrally, finely pitted. [Name in honor of 

 the intrepid plant explorer, David Douglas.] 



A genus of 4 or 5 species, natives of northwestern North America. Type species, Douglasia nivalis Lindl. 



Leaves stellate-pubescent. 1. D. nivalis. 



Leaves glabrous or sometimes ciliolate on the margins. 2. D. laevigata. 



1. Douglasia nivalis Lindl. Snow Douglasia. Fig. 3757. 



Douglasia nivalis Lindl. Brande Quart. Journ. Sci. 385. 1827. 



Douglasia dentata S. Wats. Proc. Amer. Acad. 17: 375. 1882. 



Douglasia nivalis var. dentata A. Gray, Syn. Fl. N. Amer. ed. 2. 2^: 399. 1886. 



Androsace Dieckeana Hausskn. Mitt. Bot. Ver. Gesamtthuring. 9: 22. 1890. 



Primula nivalis Kuntze, Rev. Gen. PI. 2: 400. 1891. 



Gregoria nivalis House, N.Y. State Mus. Bull. Nos. 233-234: 68. 1921. 



Low cespitose perennial, more or less canescent with a fine permanent stellate pubescence. 

 Leaves in rather remote rosette-like whorls, becoming somewhat reflexed, linear-oblong to 

 oblanceolate, 5-15 mm. long, entire or more or less dentate; peduncles 1-5 cm. long, bearing a 

 bracteate several-flowered umbel ; bracts 3-10, lanceolate ; flowers mostly 3-10, on pedicels of 

 unequal length ; calyx campanulate, 6-7 mm. long, the lobes narrowly lanceolate, slightly ex- 

 ceeding the scarious tube ; corolla rose-purple, the tube about equaling the calyx-lobes, the lobes 

 3-4 mm. long, obovate, entire or erose. 



Rocky ridges and talus slopes, Hudsonian Zone; Rocky Mountains of British Columbia and Alberta; also in 

 the Wenatchee Mountains of Chelan and Kittitas Counties, Washington. Type locality: Canadian Rockies, "in 

 latitude 52 N., longitude 118 W., at an estimated elevation of 12,000 feet." April-Oct. 



2. Douglasia laevigata A. Gray. Cliff Douglasia. Fig. 3758. 



Douglasia laevigata A. Gray, Proc. Amer. Acad. 16: 105. 1880. 



Primula laevigata Derganc, AUg. Bot. Zeit. 10: 111. 1904. 



Gregoria laevigata House, N.Y. State Mus. Bull. Nos. 233-234: 69. 1921. 



Douglasia laevigata var. ciliolata Constance, Amer. Midi. Nat. 19: 254. 1938. 



Low cespitose perennial, from a slender taproot. Leaves oblong to spatulate, 5-15 mm. 

 long, usually in less distant whorls, glabrous, rather thick, the margins entire, without cilia or 

 with a fevy inconspicuous ones toward the base, or, especially in the Olympic Mountains, de- 

 cidedly ciliolate along the entire margin; peduncles and pedicels minutely stellate-puberulent ; 

 involucral bracts 3-7, lanceolate to broadly ovate ; pedicels 2-6, unequal in length ; calyx 5-6 

 mm. long, the lobes slightly longer than the tube; corolla pink, the tube a little exceeding the 

 calyx, the lobes obovate, entire or often erose. 



Rocky slopes and cliffs. Humid Transition Zone to Hudsonian Zone; Olympic Mountains, and Mount Hamilton 

 and Goat Mountain in the Cascades, Washington, and along Columbia River (Mitchell Point), Oregon. Type 

 locality: "mountains near Mt. Hood," Oregon. April-Sept. 



10. ANDROSACE [Tourn.] L. Sp. PI. 141. 1753. 



Small annual or perennial herbs of various habits, ours annuals with basal rosulate 

 leaves and slender scapes, bearing involucrate umbels of small flowers. Calyx 5-lobed, the 

 tube becoming scarious. Corolla salverform, with a short tube, constricted throat, and 

 obcordate or emarginate lobes. Stamens 5, included, the filaments short ; anthers oblong. 

 Ovary globose or turbinate; styles short; ovules few to many, oblong to suborbicular, 



