Plants of the Punjab. 623 
WATER PLANTS. 
HERsBs WITH Opposite ExstipULATE SIMPLE LEAVES. 
Limnophila  _ 
hypericifolia, — 
SCROPHULARIACER. 
HeaB ok. Iv; 209. 
The Plains to 
5,000 ft. 
Kanera. 
Limosella aquatica, 
Common Limosel, 
ScROPHULARIACER. 
F, B. I. iv. 288. 
Kashmir, 5-8,000 ft. 
Veronica 
Anagallis, 
Veronica 
Beceabunga, 
Utricularia 
orbiculata, 
LENTIBULARIACER. 
PEE: I. ive go4. 
Himalaya, 
2-8,000 ft. 
On wet rocks in 
streams below Simla. 
Hygrophila 
polysperma, 
Hygrophila 
salicifolia, 
PETALS UNITED. 
like the last species, but the stem is unbranched, 
smooth, leaves stem-clasping, smaller, never much divided, 
nerves few, flowers 3 in. larger, pink-purple, solitary, axil- 
lary, forming leafy spikes. 
small, annual, creeping, tufted, smooth; leaves 1-2 
in., long-stalked, sometimes fascicled, oblong, narrowed 
into the stalk, never divided ; flowers 4, m., pink or white, 
axillary, without bracts, calyx bell-shaped, 5-toothed, 
corolla nearly wheel-shaped or bell-shaped, 5-lobed, lobes 
nearly equal, stamens 4, filaments thread-lke, anthers 
touching, style short, stigma rounded ; capsule } im. diam., 
round, seeds many, small, ovoid. 
see Herbs, Erect, Opposite, Exstipulate, Simple, 
Entire, Petals United, Stamens 2. 
see Prostrate Herbs, Opposite, Exstipulate, Simple, 
small, annual, delicate, stems creeping, thread-like, 
leafy ; leaves } in. diam., in tufts or alternate, crowded, 
orbicular or ovate with a broad tip, interspersed with 
minute bladder-like vessels ; flowers + in. long, lilac, form- 
ing terminal racemes on very slender erect naked scapes, 
2-6 in. high, springing from leafy rosettes, calyx free, divid- 
ed nearly to the base in two very unequal rounded 
segments, corolla 2-lipped, base prolonged backwards 
in a tubular, curved, pointed spur, upper lip very short, 
erect or recurved, notched, lower much larger, spreading, 
8-lobed, base convex, closing the mouth of the spur, sta- 
mens 2, enclosed in the corolla, attached at the base of 
the upper lip, filaments curved, style very short, stigma 
2-lipped ; capsule round, enclosed in the enlarged calyx, 
seeds many, minute, covered with barbed hairs. The 
small bladder-like vessels devour insects, they each have 
a little trap door which opens inwards. 
see Prostrate Herbs, Opposite, Exstipulate, Simple. 
see Herbs, Erect, Opposite, Hxstipulate, Simple, 
Entire, Corolla 2-lipped. 
