840 FLORA. 



2-2.5 cm - l n g usually not exceeding the bracts; calyx cleft above and below into 

 2 entire or retuse oblong obtuse lobes, sometimes scarlet; corolla greenish yellow, 

 its tube shorter than the calyx, its upper lip much longer than the lower; capsule 

 oblong, acute, 10-12 mm. long. In meadows and thickets, Me. and Ont. to Mani- 

 toba, N. Car., Kans. and Tex. Bracts and calyx rarely yellow. May-July. 



2. Castilleja indivisa Engelm. ENTIRE-LEAVED PAINTED-CUP. (I. F. f. 

 3319.) Winter-annual; stem 2-4.5 dm. high. Leaves sessile, parallel-veined, lin- 

 ear to linear- lanceolate, 2.5-10 cm. long, entire, or rarely with 2-4 lateral lobes; 

 no tuft of basal leaves; bracts obovate to spatulate, bright red; flowers sessile, 2.5 

 cm. long or less, not longer than the bracts ; calyx cleft as in the preceding species, 

 and corolla similar. In sandy soil, Kans. to Tex. Spring. 



3. Castilleja minor A. Gray. SMALL- FLOWERED PAINTED-CUP. (I. F. f. 

 3320.) Annual, strict, simple, or with I or 2 erect branches, 3-8 dm. high. Leaves 

 all linear-lanceolate and entire, parallel-veined, sessile, acuminate, 5-8 cm. long, 

 the bracts similar, smaller, red or red-tipped; narrow, equalling or longer than the 

 short-pedicelled flowers; calyx green, cleft on both sides to about the middle, the 

 lobes lanceolate, acute, entire, or 2-toothed; corolla yellow, 1-2 cm. long, its upper 

 lip much longer than the small lower one; capsule oblong, acute, 12-16 mm. long. 

 In moist soil, Neb. (according to Gray) to N. Mex., Nev. and Ariz. May-July. 



4 Castilleja acuminata (Pursh) Spreng. LANCE-LEAVED PAINTED-CUP. 

 (I. P. f. 3321.) Perennial; stems slender, 1.5-6 dm. high. Leaves sessile, 3-5-nerved, 

 mostly entire, the lower linear, the upper lanceolate, acuminate or acute, 510 cm. 

 long; bracts oblong, oval or obovate, obtuse, yellowish, greenish-white or purple, as 

 long as the sessile flowers; calyx cleft on both sides to about the middle, the lobes 

 lanceolate, usually again 2-cleft; corolla 12-16 mm. long, its upper lip 2-4 times 

 as long as the lower; capsule oblong. In moist soil, Lab. to Alaska, the mountains 

 of N. Eng., Ont., Minn., Colo, and Br. Col. June- Aug. 



5. Castilleja sessiliflora Pursh. DOWNY PAINTED-CUP. (I. F. f. 3322.) 

 Perennial, cinereous-puberulent; stems stout, 1.5-4 dm. high, densely leafy. Leaves 

 sessile, 2-5 cm. long, the lowest commonly linear, obtuse and entire, the others 

 laciniate into narrow segments; bracts green, similar to the upper leaves, shorter 

 than the sessile flowers; calyx deeper cleft on the lower side than on the upper, its 

 lobes linear-lanceolate, acute; corolla yellowish, 4 cm. long, the upper lip about 

 twice as long as the lower, the lobes of the latter linear; capsule oblong-lanceolate. 

 On prairies, Manitoba to the N. W. Terr., 111., Neb., Wyo. and Tex. May-July. 



27. ORTHOCARPUS Nutt. 



Herbs, mostly with alternate leaves, and yellow white or purplish flowers, in 

 bracted spikes. Calyx tubular or tubular-campanulate, 4-cleft, or sometimes split 

 down both sides. Corolla irregular, the tube slender, the limb 2-lipped; upper lip 

 little if any longer than the 3-lobed i-3-saccate lowef one. Stamens 4, didynamous, 

 ascending under the upper lip; anther-sacs dissimilar, the outer one affixed by its 

 middle, the inner pendulous from its upper end, commonly smaller. Style filiform; 

 stigma entire. Capsule oblong, loculicidally dehiscent, many-seeded. Seeds retic- 

 ulated. [Greek, erect-fruit.] About 30 species, natives of America, mostly of 

 the western U. S. 



i. Orthocarpus Inteus Nutt. YELLOW ORTHOCARPUS. (I. F. f. 3323.) Annual, 

 rough-pubescent or puberulent; stem strict, 1.5-4.5 dm. high, densely leafy. 

 Leaves erect or ascending, linear or lanceolate, entire, or sometimes 3 -cleft, 2-4 

 cm. long; sessile, long-acuminate; bracts of the dense spike broader and shorter 

 than the leaves, acute, green, mostly longer than the flowers; flowers bright yel- 

 low, 8-10 mm. long; calyx-teeth acute, shorter than the tube; corolla about twice as 

 long as the calyx, puberulent without, its upper lip ovate, obtuse, about as long as 

 the saccate 3-toothed lower one; capsule about as long as the calyx-tube. On dry 

 plains, Manitoba to Minn., Neb., Br. Col. and Cal. July-Sept. 



28. SCHWALBEA L. 



A perennial erect finely pubescent and minutely glandular leafy herb, with ses- 

 sile entire 3-nerved leaves, and rather large yellowish-purple flowers in a bracted 

 spike. Calyx tubular, somewhat oblique, io-12-ribbed, 2-bracteolate at the base, 

 5-toothed, the upper tooth much the smallest, the 2 lower ones partly connate; 



