primary lobes again divided into 2 usually linear segments 3-9 mm. long; 

 corolla 2-4 cm. long, its puberulent to pubescent galea three fourths to about 

 as long as the tube and 5 or more times the length of the dark-green thickened 

 lower lip. C. confusa Greene, C. trinervis Rydb. 



Wet meadows, marshes and slopes in N. M. (Bernalillo, Colfax. Rio Arriba, 

 Sandoval, San Miguel and Santa Fe cos.) and Ariz. (Apache to Coconino cos.); 

 also Colo., June-Oct. 



8. Castilleja rhexifolia Rydb. 



Perennial; stems clustered, erect or ascending from a woody base, mostly 1-3 

 dm. tall, usually unbranched, glabrate to villous and sometimes viscid-villous; 

 leaves narrowly lanceolate, typically entire but sometimes with the upper ones 

 lobed, glabrous to puberulent or villous (-viscid); inflorescence mostly crimson 

 and drying purplish but varying to scarlet or infrequently somewhat yellow, at 

 first short and broad but elongate in fruit; bracts oblong-elliptic to ovate-oblong, 

 entire and rounded to sometimes acutish at apex, sometimes with 1 or 2 pairs 

 of short lateral lobes, villous-puberulent; calyx 15-25 mm. long, subequally 

 cleft above and below, its primary lobes again divided into 2 usually blunt seg- 

 ments 3-6 mm. long; corolla 20-35 mm. long, its puberulent galea usually much 

 shorter than the tube and 4 to 5 times as long as the dark green thickened lower 

 lip. C lauta A. Nels. 



In marshes, wet mt. meadows, seepage about ponds and lakes, and along 

 streams, in N. M. (Rio Arriba and Taos cos.), July-Sept.; Alta. and B.C., s. to 

 N.M. and Ut. 



21. Orthocarpus Nutt. Owl Clover 

 About 30 species, in western North America; one in the Andes. 



1. Orthocarpus luteus Nutt. Fig. 707. 



Stems 1-3 dm. tall, erect, usually simple or branching near the top, more or 

 less pubescent; leaves linear to linear-lanceolate, 1-4 cm. long, usually entire 

 or rarely 3-cleft; inflorescence many-flowered, to 10 cm. long or more; bracts 

 leaflike, 10-15 mm. long, 3- or 5-cleft; calyx 5-8 mm. long, the lobes 1-2 mm. 

 long; corolla 10-15 mm. long, golden-yellow, galea apex obtuse, not inflexed, 

 lower lip about as long as and not much wider than the galea; seeds 1-1.25 mm. 

 long. 



In marshes and wet meadows, in N. M. (Rio Arriba and San Miguel cos.) 

 and Ariz. (Apache and Coconino cos.), June-Oct.; Man. to B. C, s. to N. M., 

 Ariz, and Calif. 



Fam. 120. Martyniaceae Staff Unicorn-plant Family 



Coarse stout annual or perennial herbs with branching stems, viscid to glandu- 

 lar-pubescent and usually strongly scented; leaves exstipulate, simple, long- 

 petioled, opposite to alternate; flowers usually large and showy in loose terminal 

 racemes; calyx bibracteate, composed of 5 irregular sepals or spathaceous and 

 5-lobed; corolla sympetalous, 5-lobed and somewhat bilabiate; fertile stamens 4, 

 didynamous (the rudiment of the 5th usually obvious), or 2, the second pair 

 forming staminodes; filaments attached to the corolla; anthers gland-tipped and 

 with 2 divergent cells; carpels 2, united to form a 1 -celled ovary with 2 parietal 

 intruded placentae expanded into 2 broad lamellae, the ovary apparently inserted 

 on an annular glandular disk; ovules anatropous; style 1, slender; stigma with 2 

 flat sensitive lobes; fruit a drupaceous capsule, bivalved and loculicidally dehiscent 

 or indehiscent, imperfectly 5-celled, frequently crested and always terminated by 



1508 



