486 BORAGINACEJC OBEOCABYA 



CBYPTANTHE 



11 OREOCARYA Greene Pitt, i, 57. 

 KRYNITZKIA PseudoJcrynitzkia Gray. 



Coarse perennial or biennial herbs with alternate leaves and 

 mostly white flowers on persistent pedicels, in glomerate or pan- 

 iculate, bracted racemes. Calyx 5-parted to the base, more or less 

 spreading in fruit, not circumscissile nor deciduous. Corolla with 

 prominent folds in the throat, and at base within 10-squamellate 

 or annulate-glandular. Nutlets not carinate on the back, triangu- 

 lar or triquetrous, with acute but not winged lateral angles, at- 

 tached for most of their length to a commonly subulate gynobase, 

 the scar very slender and usually with transversely dilated base. 



* Tube of the corolla not longer than the calyx and little if any 

 longer than its lobes; with a ring of 10 small scales or glands near the 

 base within : anthers oval or oblong : style rather short. 



0. glomerata Greene Pitt, i, 58. Cynoglossum glomeratum Pursh. 

 Krynitzkia glomerata Gray. Grayish-hirsute and hispid: stems stout, 

 erect, 6-20 inches high, from the crown of a biennial or short-lived peren- 

 nial root : leaves spatulate or linear-spatulate, 1-2 inches long : inflorescence 

 thyrsiform, and usually dense the short and often forked lateral spikes at 

 length commonly exceeding the subtending leaves : sepals very setose-his- 

 pid, linear, 2-3 lines long: limb of the corolla 3-5 lines in diameter, the 

 crests in the throat truncate : nutlets forming an ovoid fruit, each triangu- 

 lar-ovate, sparsely more or less tuberculate-rugose on the back, with sharp 

 lateral edges, the sulcate ventral angle extending into a broad basal scar. 

 On dry hillsides, eastern Washington to New Mexico, Nebraska and the 

 Saskatchewan. 



0. sericea Greene 1. c. Krynitzkia sericea Gray. Canescent with a 

 dense silky pubescence and bristly-hirsute : stems stout, simple, 4-8 inches 

 high, from a somewhat woody perennial caudex, leafy : leaves spatulate or 

 oblanceolate, obtusej'atj^the apex, narrowed below to a broad petiole, in- 

 cluding the petiole 1-2 inches long : flowers numerous, in a short thyrsus : 

 calyx cleft nearly to the base, the linear or lanceolate segments about equ- 

 alling the tube of the corolla, bristly-hirsute : limb of the corolla 3-5 lines 

 broad, the ovate lobes 2 lines long : nutlets oblong-ovate, obtuse, somewhat 

 rugose-tuberculate on the back. Dry hillsides, eastern Washington and 

 Oregon to Utah and Colorado. 



* * Tube of the salver form corolla longer than the calyx and twice 

 or thrice the length of the lobes ; the ring within at the base of the 

 tube inconspicuous and truncate: crests of the throat large, often elon- 

 gated: anthers linear-oblong: style long and filiform. 



0. leucophaea Greene 1. c. Myosotis leucophaea Dougl. Krynitzkia 

 leucophaea Gray. Silky-strigose and silvery-canescent : stems many or few 

 from the lignescent base or root, 6-12 inches high : leaves lanceolate to 

 linear, acute, 2-4 inches long: inflorescence glomerate-epicate hispid with 

 whitish or yellowish hairs and slender bristles : calyx 5-cleft nearly to the 

 base, the linear segments 3-4 lines long: corolla yellow:, with tube longer 

 than the calyx: nutlets ovate -triquetrous, very smooth and polished, 

 ivory-like, 1^-2 lines long; gynobase very slender. On sandy plains, 

 Brit, Columbia to California and Utah. East of the Cascade Mountains. 



12 CRYPTANTHE Lehm. Sem. Hort. Hamburg. 1832. 

 KRYNITZKIA F. & M. Ind. Sem. Hort. Petrop. vii, 52. 1841. 



Low setose or hispid branching annuals with narrow alternate 



