1232 PINGUICULACEAE 
eapsule, 2-valved or Mild dehiseent. Seeds numerous (in Biovularia 
on 
Calyx-lobes 5: scape without bracts, always 1-flowered. 1. PINGUICULA. 
Calyx-lobes 2: scape with 1 or more bracts, 1 “many-f10 wered. 
Calyx with a pair of bractlets resembling UN lobes: 
scales, bracts, bractlets, Gad calyx- nhac umen 2. ARANELLA. 
Calyx without bractlets ; lobes not fimbri 
Pedicels each with a bract and 2 run m at base. 
Racemes spike-like, the pedicels rarely exceeding the 
racts: bractlets fre 3. STOMOISIA. 
M not pike. like, ‘the pedicels longer, commonly 
sey times longer than the bracts: bractlets more 
r less adnate to the bid cts. 4. CALPIDISCA. 
Pedicels eaeh with a bract Ba base, but no bractlets 
Branches, if any, alternate: lateral lobes (if any) of 
ower corolla-lip not saccate. 
Bracts peltate. 5. SETISCAPELLA. 
Bracts not p eltate, attached by the cn 
Bracts tubular, solitary: corollas ple. 6. LECTICULA. 
racts not tubular, 1 or more: corollas yellow. 
Scape below lowest bract well dev "eloped, 
mu Piu Scales; ovules and seeds 
T. ÜTRICULARIA. 
Scape. below lowest bract obsolete; ovules 
8. BIOVULARIA. 
ee and oooi whorled: lateral lobes of 
wer corolla-lip saccate. 9. VESICULINA. 
1. PINGUICULA [Tourn.] L. Terrestrial scapose herbs. Leaves in a 
basal rosette: blades flat. Scapes usually several, l-—flowered, without scales 
or bracts. Calyx-lobes 5, more or less united. Corolla spurred at the base, the 
pala in ours) subulate or clavate, included in ite tube.—About 35 species, 
e ( 
widely distributed.—BUTTERWORTS. 
Corolla, including spur, less than 2 cm. long. 1. P. pumila. 
Corolla, includi g spur, 2 em. long, or longer. 
Spur sle nt. 
Corolla golden- yellow: seape not villous. 2. P. lutea 
Corolla violet: scape villous toward the bas 3. P. caer wea 
Spur short and sac-like: plant "pen wholly tlabrous: 4. P. planifolia. 
1. P. pumila Michx. Leaves 1-2.5 em. long, clammy-pubescent: scapes very 
slender, 5—20 em. tall: FOCUS white, pale violet, or pale rose, very rarely Bei 
low, 1-2 em. broad; spur subulate, about 
Fla. to Tex. and S. C.—(W. I.)— Spr. or all 
year S 
2. P. lutea Walt. Leaves 1.5-6 cm. long, 
elammy-pubescent; scapes 1-3 dm. tall, 
he 
o 2 o spur subulate or sub- 
cylindric, 5-10 ong.—Low pinelands, 
Coastal Plain, Fla. to La. and N. C.—Spr. 
B6 a Walt. Leaves 1.5-6 em. long, 
clam mmy- A Cn. scapes l- m. tall, 
pubeseent, e at the base; a Mae 2—2.5 em. broad, the lobes obtusely 
] 
2-cleft; spur slender, subeylin ndric, 4-8 mm. lon ne obtuse. [P. elatior Michx. 
—Low ad. Coastal Plain, Fla. to N. O Spr 
4. P. planifolia Chapm. Leaves 1.5-8 em. long, glabrous or nearly so: n 
1-3.5 dm. tall, nearly glabrous, 2i villous at the base: corolla violet, 1-2 c 
