1919.] NATURAL SCIENCES OF PHILADELPHIA. 273 
Annuals, aN atnbek st Pedicels ascending or spreading. Corolla 
anous, rose-pink, mostly with darker spots and two yellow 
lines within throat on the anterior side. 
Corolla with lobes all spreading, pubescent within at base of 
posterior lobes, externally more or less pubescen 
Seeds dark-brown. Plants tending to blacken in drying. Calyx- 
tube not decidedly reticulate-venose. (Purpuree. 
Leaves uniform, linear to filiform-linear. 
Inflorescence of elongated normal racemes; pedicels less 
than 12 mm. long. Seed-coat with dark-brown ridges, 
between which mostly paler and minutely reticulate. 
Leaves and calyx-lobes obtuse to acutish. Anther-sacs 
obtuse to acutish at distal apex. Plant fleshy, 
ushy-branched below with elongated racemes above. 
Pedicels 5-12 mm. long. . spiciflora 
Leaves and calyx-lobes acute to acuminate. Anther- 
a mucronate to caudate at distal apex. Plants 
ot Hee Fash uniformly branched. Pedicels .5— 
5(-8) m 
Corolla ee to pink, two yellow lines and almost 
always darker spots saree throat evident. Cap- 
sule 4-7 mm. long. Plants dull-green or purplish. 
Stem smooth or sh oo scabrellous. Axillary 
fascicles not or slightly developed, if present 
shorter than the leaves. Seeds .6—1.5 mm. long. 
Corolla 20-38 mm. long, deeper rose-pink. 
Axillary fascicles slightly developed. Pedicels 
3-8 mm. long. Seeds .9-1.5 mm. long; 
areas between. reticulations mostly paler, 
and intrareticular lines discernible. 
Stem relatively stiffly branched, sparingly 
seabrellous. Calyx-lobes _ triangular- 
lanceolate to -subulate. Corolla 20-38 
mm. long. . A. purpurea. 
Stem slender, virgately branched, glabrous. 
Calyx-lobes cj: “aE ONY to subu- 
late. Corolla 20-25 m 
re An rgata. 
Axillary fascicles scarcely or ah Seid. 
Pedicels 2-3 long. Seeds .9-1 
long; areas between reticulations nearly 
black, and no intrareticular lines discernible. 
5. A um. 
Corolla 15-18 mm. long, paler rose-pink. Flowers 
nearly sessile, on pedicels less than 2 mm, 
1oh ng. - 6. A. harperi. 
Stem more or less scabrous. Axillary fascicles usu- 
ally abundantly pores mostly equaling the 
leaves. Se 8 mm. lon g- 
. A. fasciculata, 
