#3, Collinsia Mutt. 
Low annual herbs with opposite or whorled leaves. Flowers 
solitary or few in the upper axils. Calyx-lobes 5. Corolla 2-lipped, 
the tube saccate at the base on the upper side, the lower lip 3-lobed, the ; 
middle lobe campressed-saccate, containing the stamens and style. Fertile . 
stamens 4, the fifth a gland-like steminodium. Fruit a septicidal capsule. 
1. C. parviflora A slender annual diffusely branching at 
the base, the stems finely glandular-puberulent, more or less decumbent, ; 
10-30 cm. long; leaves few, the lowermost spatulate or oblanceolate, .5-1.5 om. 4 
long, the upper whorled, lanceolate or lanceolate-oblong, acute, l-3 om. long, 
all glabras, entire, on petioles 1-2 mm. long; 
pedicels filiform, ascending, deflexed in fruit, s5-Licms, 
long; calyx glandular-puberulent, 5-4 mm. long, the tube subscarious, the 
lobes subequal to the tube, subulate, acute; corolla 4-7 mm. long, the tube 
laterally compressed, 2-5 mm. long, gibbous within the calyx, declined, lobes 
of the upper lip truncate-obovate, white, tinged with Blue, 2 mm. long, the 
lateral lobes oblong-spatulate, 3 mm. long, blue, the middle lobe half as longs 
capsule 
225-3.5 mme long. 
u Frequent at all elevations on open hillsides, along trails and in 
gravelly meadows. 
Ps 
Pe 
| 
4 
