Plants of the Punjab, 



633 



WATER PLANTS. 

 Hebbs wish Alternate Stipulate Simplb Leaves. 



Ruppla rostellata, 



Naiadace^. 

 F. B. L vi. 668. 

 The Plains to 

 5,000 ft. 

 Kalar Kahar. 



Zannichellia 



palustris. 



Horned Pond Weed, 



Naiadace^. 

 F. B. I. vi. 568. 

 The Plains to 

 15,000 ft. 



Common in marshen 

 and ponds (Collett). 



Petals none, 



large, slender, branched, submerged, fomid in brackish 

 waters, stem 2 ft. and more ; leaves 1-3 in., thread-like, 

 sheaths stipule-like ; flowers minute, 2-6 together within 

 a leaf sheath on a short main stalk, which lengthens after 

 flowering, straight or slightly twisted, sepals and petals 

 none, anthers 2, sessile : carpels 4, in fruiting long-stalked, 

 stigma sessile, obliquely ovoid -^\ in. long, shortly beaked. 



small, very slender, submerged, stem 3-6 in., branched ; 

 leaves 1-3 in., linear, in threes or opposite, stipules small, 

 sheathing, thin ; flowers minute, one male and one female 

 flower sessile in the stipules, no sepals or petals, male flower 

 one long stamen, anther 2-celled, female flower 4 one- 

 celled carpels, style long, stigma discoid ; achenes 2-4, 

 curved, flattened, usually covered with small projections 

 or wrinkled, sometimes stalked, crowned by the persistent 

 style from which it gets its Enghsh name. 



Herbs with Alternate Stipulate Lobbd Leaves. 



Petals none. 



Ranunculus 



aquatilis, var. 

 trichophyllus, 

 Water Crowfoot, 



Ranunculace^. 

 F. B.Li. 16, 

 The Plains to 

 10,000 ft. 

 Kashmir, 

 Baluchistan. 



small, submerged, leaves much divided mto thread- 

 like segments, stipules half attached with large processes ; 

 flowers white, small, in panicles, sepals 3-5, petals none, 

 stamens few, styles short ; fruit is a head of beaked achenes, 

 transversely wrinkled. 



Herbs with Alternate Stipulate Compound Leaves. 



Petals ununited. 



Neptunia oleracea, 



Lajalu, pani lajak. 

 Leguminos^. 

 F. B. I. ii. 285. 

 The Plains, 

 fjast of the Sutlej . 



annual, prostrate, floating on water, rooting at the 

 joints of the stem which gives out leaves and flower stalks, 

 stem stout ; leaves twice pinnate, stipules obliquely heart- 

 shaped, persistent, pinnae 4-6, 2-3 in. long, with 8-15 

 pairs of leaflets, |-i in. long, strap-shaped, thin, sensi ive ; 

 flowers minute, yellow in dense heads on axillary main 

 stalks, the flowers of base of head being replaeed by yellow 



