326 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
Plants glabrous or finely puberulent, rarely decidedly so; corolla 
mostly blue, the posterior lobes mostly more united, for one- 
third to usually over one-half their length; anther sacs glabrous 
to lanose, with short line of contact. 
Stem leaves ovate to orbicular, dentate or serrate, glaucous; 
corolla (probably in ours) not blue 
Corolla 15 mm. long, scarcely inflated, strongly bearded within, 
apparently reddish; anther sacs short, semicircular; sterile 
filament not exserted, relatively short-bearded; leaves 
i Ba dentate, the lower ones on conspicuous petioles, 
the upper ones distinct; plants cinereous-puberulent, 
glandular-pubescent in the inflorescence .. VII. Petiolati. 
Corolla 25 to 30 mm. long, strongly inflated, Ae bearded 
waa, “‘cream-white, and usually suffused or particolored 
th pink’’; anther sacs ovate; sterile filament conspicu- 
ae exserted, bearded with long hairs; leaves ovate, 
serrate, the lowest somewhat petioled, the upper ones fre- 
quently connate; plants glabrous below, glandular-pubes- 
cent in the inflorescence.4..+eas ies VIII. Spectabiles. 
Stem leaves linear to lance-ovate, entire, not or scarcely glaucous, 
the upper ones always distinct; corolla blue. —_ filament 
bearded with short hairs or glabrous.....------ Glabri. 
Leaves relatively thick, more or less fleshy; plants strongly yeaa 
sterile filament relatively broad, more or less enlarged distally 
(bearded with relatively short hairs); seeds 2.5 to 5 mm. _ 
more coarsely alveolate-reticulate; corolla lobes all widely 
ing (posterior lobes united less than one-half ea 
Leaves filiform to narrowly linear. 
Corolla 13 to 15 mm. long, the throat straight, inflated anteriorly, pow 
cent within over bases of the anterior lobes; sterile filament — i 
plants 10 to 30 cm. tall, the leaves more or less ones at be 
base eeeoer 
Corolla 15 to 20 mm. long, the throat decurved, narrow, ‘not inate, 
puberulent within over bases of all the lobes; sterile filamen' 
cabeton: plants 20 to 40 cm. tall, the leaves more aay 
Corollagthreat 1 flattened and 2-ridged within anteriorly; seeds grayish _ 
0.5fto 2 mm. long; stems usually depressed and more or less suffrutescen 
at base; plants probably all perennials. gee 
Corolla white, glandular-puberulent within over bases of all the lobes; lea’ 
coarsely sinuate-dentates. <eos<isisseedecudstvees sesso of 
' Corolla ot or chocolate-purple, pubescent to lanose within over ‘pases 
Corolla 8 to 22 mm. long, pale to deep blue, pubescent within over — | 
of the anterior lobes, these equaling or somewhat exceeding the 
posterior ones ‘ 
Corolla somewhat expanding, the posterior lobes more or less spreading: 
—_ pale toward the margin, lighter in shade, 0.5 to 2 mm. longs 
only at base, not forming mats 
sr a il age ae XIV. Graciles 
