SOME CASTILLEIAS OF THE PARVIFLORA GROUP. 45 



flowers white (Lake and Hull); Horseshoe Basin, Cascade Mts., 

 Okanogan Co., Washington, Aug., 1897, flowers white (A. D. E, 

 Elmer, No. 696); Alpine meadows, Olympic Mts., alt. 1,540 m., 

 Sept., 1895 (C. V. Piper); Mt. Rainier, alt. 2,150 m., July 20, 1892 

 (O. D. Allen, No. 11), and in rich meadows, alt. 2,000 m., Aug. 

 1895, "flowers crimson-purple, rarely white" (C. V. Piper, No. 

 2081); open ground, Goat Mts., alt. 1,540 m., July 12, 1895 (O. D. 

 Allen, No. 134); on damp ground, Mt. Adams (Mt. Paddo), alt. 

 1,840 to 2,150 in., Aug., Sept., 1891 (W. N. Suksdorf, No. 2046); 

 " Oregon," 1871 (E. Hall, No. 389); Mt. Hood, Oregon, Sept. 4, 

 1893 (W. J. Spillman, No. 145). 



Var. subintegra. Stems much clustered: upper leaves mostly 

 entire: flowers as in C. oreopola. Collected in meadows at 2,300 

 m., Powder River Mts., Oregon, Aug. 25, 1896 (C. V. Piper, No. 

 2322); common in mountain bogs, etc., 1,840 to 2,460 m. alt., Blue 

 Mts. and Powder River (Eagle Creek) Mts., Oregon, Aug., 1897 

 (W. C. Cusick, No. 1724), and formerly collected on Eagle Creek 

 Mts., Aug., 1883 (W. C. Cusick, No. 1054). Somewhat resembling 

 C. miniata, but well distinguished from it by the clustered stems 

 and shorter only slightly exserted galea. 



** Stems more or less pilose or pilose-hispid throughout or with ap- 

 pressed but scarcely glandular hairs: leaves and bracts sometimes glan- 

 dular or minutely granular. 



+- Stems minutely and sparsely pubescent below; purple-tinged leaves 

 with strongly divaricate lobes, cleft well below the middle: galea much 

 exceeding the corolla tube. 



C. rupicola, Piper, n. sp. "Stems tufted, usually numerous, 

 from a multicipital caudex, 1 to 2 dm. high, puberulent-hirsute to 

 villous, especially above : leaves lanceolate in outline, deeply cleft 

 into 3 to 7 linear rather obtuse lobes, or the lowermost rarely entire, 

 all sparsely short-hirsute, 1 to 4 cm. long: flowers 5 to 15 in a short 

 raceme, the lower with short pedicels; bracts resembling the leaves, 

 but with rather broader lobes, more or less scarlet tinged : calyx 

 1.5 to 2 cm. long, the tube shorter than the lobes, these latter 

 equal, oblong, 2 toothed or 2 lobed at apex or very rarely entire : 

 corolla 2.5 to 3 cm. long, the straight or curved galea protruding 

 far beyond the calyx-lobes, the minute saccately 3-lobed lower lip 

 included within the latter : anthers white, protruding from the galea 



