288 
CONTRIBUTIONS FROM 
Cuphea imberbis Rose, Engl. Bot. Jahrb, 41: 94. 1907. 
THE NATIONAL 
HERBARIUM. 
FIGURE 29. 
Probably an annual, 30 to40 em. high; purplish at the nodes, with very short close 
pubescence; leaves thin, somewhat lanceolate, tapering toward the apex, cuneate at 
a, Natural 
Seale 2. 
Fic. 29.—Flower of Cuphea imberbis. 
state; b, without petals, opened. 
Cuphea lozanii Rose, Eng]. Bot. Jahrb. 
41: 91. 1907. Fiaure 80. 
Annual, either simple or somewhat 
branched, 20 to 30 cm. high, with pubes- 
cence of two kinds, one of short white 
retrorse hairs, the other of the long 
spreading red or yellow hairs; leaves nar- 
rowly lanceolate, or the upper ones linear, 
1.5 to 3 cm. long, subsessile, acute; pe- 
duncles short; prophylla black, small, 
deeply parted, appearing as a fringed in- 
voluere; calyx 12 to 14 mm. long, purple 
on one side, with short, scabrous pubescence 
and a few long scattered hairs; upper lobe 
much broader than the others; spur 
base, short-petioled, with roughish pu- 
bescence on both surfaces; flowers axil- 
lary, solitary; peduncle 10 to 12 mm. 
long, bibracteolate at top; calyx tube 
elongated, 2 em. long, with close pubes- 
cence and a few long stiff hairs, the 
upper sepal much longer, the append- 
ages alternate, the calyx tube longer 
than the lobes; two dorsal petals violet 
purple, 10 to 12 mm. long, tapering at 
base into a slender claw, subtended at 
base by a large squama; 4 ventral 
petals erect, small, 2 mm. long, white; 
stamens 9, all glabrous, 5 exserted; 
disk one-sided, reflexed; capsule 12- 
seeded. 
Collected by C. G. Pringle near Trin- 
idad, Puebla, 1906 (no. 8979), 
This species is to be placed near C. 
palmeri. 
Fic. 30.—Flower and sepal of Cuphea lozanii. 
a, Natural state; b, without petals, opened; 
ce, front view of upper sepal; d, side view of 
same, Scale 2. 
rather short; petals 6, large, nearly equal, deep purple; two longer stamens covered 
with dense purple wool; seeds 4 to 6. 
Collected by ©. G. Pringle and Filemén Lozano at Etzatlan, Jalisco, 1904 (no. 
y £ 
8858). 
This species is nearest (. Jophostoma, but with different pubescence, foliage, 
prophylla, ete. 
