SCROPHULARIACEAE. 319 



445. CHELONE. 



Smooth perennial herbs with erect branching stems; leaves 

 serrate; flowers large, white or purple, nearly sessile, in spikes or 

 clusters, closely imbricated with round-ovate concave bracts and 

 bractlets; calyx of 5 distinct imbricated sepals; upper lip of 

 corrolla broad and arched, keeled in the middle, notched at the 

 apex; lower lip woolly-bearded in the throat, 3-lobed at the apex, 

 the middle lobe smallest ; seeds many. 



Chelone nemorosa Dougl. Stems erect, 30-60 cm. high; leaves ovate- 

 lanceolate, acute, dentate, 5-8 cm. long, short-petioled ; flowers purple, in a 

 narrow panicle; corolla 2.5-3 cm. long. 

 ' Common along mountain streams. 



446. SCROPHULARIA. Figwort. 



Perennial herbs; leaves opposite; flowers small, in loose cymes 

 in a narrow terminal panicle; calyx deeply 5-cleft; corolla 5-lobed, 

 the 4 upper lobes erect, the lower spreading; stamens 4; the fifth 

 sterile one a scale-like rudiment at the summit of the corolla- tube ; 

 capsule many-seeded. 



Scrophularia calif ornica Cham. Puberulent; stems stout, simple, about 

 1 m. high, somewhat 4-sided; leaves triangular-ovate, acute, coarsely and 

 unevenly toothed or cleft, 5-12 cm. long, on petioles about half as long; 

 panicle narrow, 20-40 cm. long, somewhat glandular; bracts lanceolate-at- 

 tenuate; flowers dull-purple or green; calyx-lobes rounded, as long as the tube; 

 corolla 6-8 mm. long; rudimentary stamen broad, spatulate; capsules conical, 

 glandular. 



In moist meadows. A variable species. Specimens from the ocean 

 coast near the mouth of the Columbia River are somewhat fleshy. 



447. COLLINSIA. 



Annuals or biennials; leaves simple, opposite, sessile or the 

 lowest petioled and the upper whorled; flowers solitary or 

 clustered in the upper axils; calyx deeply 5-cleft; corolla with 

 the tube saccate at the base on the upper side, deeply 2-lipped, 

 the upper lip 2-cleft, the lower 3-cleft, the middle lobe keeled and 

 sac-like; anther-bearing stamens 4; sterile stamen a gland-like 

 structure; capsule 4-many-seeded. 



Tube of corolla longer than the limb; corolla 5-7 mm. 



long. C. lenella. 



Tube of corolla shorter than the limb; corolla 8-16 mm. 

 long. 

 Corolla 12-16 mm. long; pedicels deflexed in fruit. C. grandiflora. 

 Corolla 8-10 mm. long; pedicels erect in fruit. C. grandiflora pusilla. 



Collinsia tenella (Pursh) Piper. (C. parviflora Dougl.) Glabrous or 

 minutely puberulent, branched from the base, erect or spreading, 10-20 cm. 

 high; lower leaves oblong or orbicular, petioled, often toothed; the upper 

 nearly sessile, oblong or linear, acutish, 1-2 cm. long, often in whorls of 3-5; 

 flowers slender-pedicelled, solitary or nearly so in the axils, even of the lower 



