544 LENTIBULARIACE A UTRICULARIA 
PINGUICULA 
scapes slender 2-7 inches high, racemosely 1-10-flowered: corolla pale 
yellow, 2-3 lines broad, ringent, the upper lip smaller than the lower; spur 
usually reduced to abroad blunt protuberance, shorter than the lips. In 
shallow ponds and: bogs, Brit. Columbia to California and across the 
Continent: also Europe. 
U. intermedia Hayne in Schrad. Journ. Bot. i, 18. Stems floating 
2-6 incbes long: leaves 3-6 lines long, more or less scattered, 2-ranked:> 
repeatedly dichotomous, the segments linear, flat, the margins bristly- 
ciliate: bladders with rare exceptions borne on leafless branches: scapes 
capillary, 2-10 inches high, naked, or with a few scales, 1-5-flowered: 
corolla 6 lines broad, its lower lip broad with a large palate and exceeding 
the upper one: spur conic, subacute, nearly as long as the lip, to which it is 
appressed. In shallow water, Brit. Columbia to California and across the 
continent: also in Europe. 
2 PINGUICULA L. Sp. 17. 
Acaulescent herbs with fibrous roots, entire rosulate-tufted 
leaves, the upper surface covered witha viscid secretion to which 
insects adhere and are captured by the involution of the sensitive 
margins, and naked one-tlowered scapes. Calyx 4-5-parted, or 
bilabiate, the upper lip 2-parted, the lower 3-parted. Corolla bi- 
labiate, the upper lip 2-cleft, the lower 3-cleft; the base produced 
into a nectariferous spur. Capsule 2-valved, or 4-valved. Seeds 
oblong, wrinkled or reticulated. 
P. vulgaris L. “a 17. Scapes glabrous or minutely puberulent, 2-6 
“be ep high, recurved at the apex and bearing a single large blue flower: 
leaves 3-7 in a rosette at the base of the scape, greasy to the touch on the 
upper side, ovate to lanceolate, obtuse, 1-2 inches long, short-petioled or 
sessile: corolla 3-5 lines broad when expanded, bilabiate, the upper lip 
2-lobed, the lower 3-lobed, larger, the tube gradually contracted into an 
acute or obtuse nearly straight spur 2-4 lines long: capsule globose-ovoid, 
longer than the calyx. On wet rocks, southern Oregon to Alaska and 
across the Continent: also Europe and Asia. 
OrpeER LXXI LABIAT/ B. Juss. Hort. Trian. 1759. 
Herbs shrubs or rarely trees, mostly aromatic, usually with 
square stems, simple opposite leaves without stipules and rather 
small perfect flowers usually clustered in the axils of the upper 
leaves or bracts. Calyx 3-5-cleft, 3-5-toothed or’ bilabiate, 
ersistent. Corolla bilabiate; upper lip 2-lobed or entire, the 
ower 3-cleft or 3-parted, or rarely as if 4 lobes in the upper 
and one in the lower lip. Stamens mostly 4 and didynamous, 
rarely equal, sometimes only two with or without staminoidea; 
filaments distinct, mostly slender, alternate with the lobes of 
the corolla. Anthers introrse, 2-celled or confluently 1-celled, 
or sometimes of a single cell. Ovary 4-lobed or 4-parted, su- 
ae each lobe or division with 1, mostly anatropous, ovule. 
tyle arising from the centre of the lobed or parted ovary, 
filiform, 2-cleft at the apex, often unequally so, or one of the 
cells obsolete: stigma minute, usually 2-lobed. Fruit of 4 one- 
seeded nutlets. Seeds erect from the base of the nutlet, mostly 
