38 FRANKENIACE^; — ELATINEiE. 
2- celled, opening by 2 terminal pores or longitudinally. Caps. 
1 -celled, 3-valved, septicidal, placentas 3, parietal. Style slen- 
der, simple or trifid. Seeds numerous, minute. Embryo in the 
midst of albumen. 
1. Frankepua. Style 3-fid : lobes oblong with the stigma 
on their inner side. Caps. 1 -celled, 3 — 4-valved, many- 
seeded. 
1. Frankenia Linn. 
1. F. Icevis (L.) ; L. linear revolute at the margin glabrous 
ciliated at the base. — E. B. 205. — St. slightly downy. Cal. 
slightly hispid between its prominent angles. Fl. terminal or 
from the forks of the stem, sessile, rose-coloured. St. prostrate, 
branched, wiry. L. sometimes pulverulent. — Muddy salt 
marshes on the east coast. P. VIII. E. 
2. F. puloemlenta (L.) ; 1. obovate retuse glabrous above pul- 
verulent beneath, petiole ciliated. — E. B. 2222. — St. similar to 
the last. — Found by Dillenius and Hudson on the Sussex coast, 
apparently now lost. A. VII. E. 
Order XIV. ELATINEiE. 
Sep. 3 — 5, distinct or slightly connate. Pet. 3 — 5. Stam. 
equalling or twice as many as the pet., free. Caps. 3 — 5-celled, 
3 — 5-valved, loculicidal, with cential placentas. Styles 3 — 5, 
stigmas capitate. Seeds numerous, albumen 0, embryo curved 
with the seed. — L. without stipules, opposite. 
1. Elatine. Cal. 3 — 4-parted. Pet. 3 — 4. Stam. 3 — 4 or 
6 — 8. Styles 3 — 4. Caps. 3 — 4-celled, many-seeded. Seeds 
cylindrical, terete, straight or bent. 
1. Elatine Linn. 
1. E. hexandra (DC.) ; 1. opposite longer than their petioles, 
fl. slightly stalked with 6 stam. and 3 obovate pet., caps, turbi- 
nate concave at the summit 3-celled, seeds nearly straight as- 
cending 8 — 12 in each cell. — R. Icon. f. 599. E. Hydropiper 
E. B. 955. E. tripetala Sm. — Plant minute, procumbent. Fl. 
alternate, axillary. Cal. 3-fid. — Forming small matted tufts 
under water, rare. A. VIII. 
2. E. Hydropiper (L.) ; 1. opposite shorter than their petioles, 
fl. stalked or nearly sessile with 8 stam. and 4 ovate pet., caps, 
roundish depressed 4-celled, seeds bent almost double pendu- 
lous 4 in each cell. — E. B. S. 2670. E. Schkuhriana (Hayne) 
Reich. — Fl. quite sessile in our plant. Cal. 4-fid. — Very rare, 
growing under water. Llyn Coron, Anglesea. Newry and 
at the Lough Neagh outlet of the Lagan Canal, Ireland. 
A. VIII. E. I. 
