776 



ULV 



THE UNIVERSAL HERBAL; 



ULV 



8. Ulmus Fulva. Branches scabrous, albid; leaves ovate- 

 oblong, acuminate at the base, subequal, unequally serrate, 

 pubescent on both sides, very scabrous ; buds tomentose 

 with dense yellow wool; flowers sessile. The viscous inside 

 bark is used by the natives as a healing salve. Grows on 

 mountains from Canada to Pennsylvania. 



9. Ulmus Alata. Branches alate-suberose on both sides ; 

 leaves oblong-oval, sensibly acute at the base, subequal ; 

 fruit pubescent, ciliose. A middle-sized tree, with leaves 

 like Hornbeam. Grows in the sandy low woods of Virginia 

 and Carolina. 



Ulva; a genus of the class Cryptogamia, order Algee. 

 ESSENTIAL CHARACTER. Frond: membranaceous or gela- 

 tinous. Seeds : solitary, scattered throughout its substance 



under the cuticle. The species are, 



* Frond expanded, leafy. 



1. Ulva Pavonia; Turkey-feather Laver. Frond membra- 

 naceous, flat, kidney-shaped, with a taper base ; seeds in trans- 

 verse arched lines. It consists of several fronds, from one to 

 three inches high, growing from one central root. The seeds 

 are thickly lodged in many brown, arched, transverse, conti- 

 nued lines, making an elegantly striped appearance, and re- 

 sembling the feathers of a turkey-cock. It is found upon 

 submarine rocks and stones, on the south coast of England, 

 as well as throughout the Adriatic and Mediterranean, on the 

 shores of France, Portugal, and Spain. 



2. Ulva Flabelliformis; Green Fan Laver. Frond spongy, 

 filamentous, flat, fan-shaped, laciniated and jagged, with a 

 taper base. Native of the Adriatic and Ionian Seas. 



3. Ulva Atomaria; Concentric-dotted Laver. Frond mem- 

 branaceous, flat, dilated, palmate; segments linear, slightly 

 branched, sometimes fringed. Root a small, dilated, downy 

 disk, bearing a pale olive-brown, thin, wedge-shaped frond, 

 four or five inches high. Found on the coast of Norfolk. 



4. Ulva Ligulata; Laciniated Red Laver. Frond mem- 

 branaceous, flat, branched; branches dilated, somewhat fork- 

 ed, with obtuse sinuses; terminated and fringed with strap- 

 shaped segments. Frond three to six inches high, light red. 

 Found on different parts of the coast of Norfolk. 



5. Ulva Loctuca ; Oyster-Green, or Green Laver. Frond 

 membranaceous, pellucid, palmate, bright green ; segments 

 contracted below, dilated upwards, obtuse, plaited. Within 

 the last few years it has been often introduced at the tables 

 of the opulent, stewed, and seasoned with lemon-juice, pro- 

 bably with a view to the benefit of the scrofulous. It is a 

 very excellent laxative. Found on most of the shores of 

 Europe, growing on stones, pebbles, shells, and the larger 

 sea-wetds, forming annual tufts of thin green leaves. 



6. Ulva Lubrica; Slippery Laver. Fronds tufted, oblong, 

 convoluted, indexed, undulated, rugose, interbranching, very 

 ihin and slippery, so that it is very difficult to gather it entire. 

 Found in the stagnant ditches of fresh water and marshes 

 of Germany. 



7. Ulva Terrestris; Thin Ground Laver. Fronds mem- 

 branaceous, very thin, decumbent, clustered, curled and 

 plaited. Found in shady places, gravel walks, and some- 

 times on old thatched woods. 



8. Ulva Bullosa ; Cell-dar Green Laver. Frond membra- 

 naceous, very tender, dilated upwards, variously sinuated, 

 cellular, bright green. It appears beautifully dotted when 

 examined by a microscope. Found in shallow stagnant 

 difches of fresh water in Germany and England. 



9. Ulva Plicata; Plaited Firm Laver. Fronds green, 

 plaited, laciniated, elongated, combined and imbricated at 

 the base. Found upon submarine rocks, stones, and 

 *hells. 



10. Ulva Plantaginea; Plantain-leaved Laver. Fronds 

 aggregate, membranaceous, simple, oblong, obtuse, flat, entire, 

 minutely warty, brown, tapering at the base. Native of the 

 coasts of Italy and England. 



11. Ulva Umbilicalis ; Peltate Laver. Frond rather cori- 

 aceous, purplish-olive, orbicular, sessile, peltate, spreading, 

 nearly flat, variously lobed. Found upon the sea-shore at- 

 tached to the rocks or stones by its centre root, and often 

 washed up on a sandy beach. 



12. Ulva Mesenteriformis; Mesentenc Laver. Frond soli- 

 tary, oblong, broad, plaited, wavy, cellular and rugose, dark 

 green. Native of the Northern Seas. 



/3. Ulva Coccinea ; Scarlet Laver. Flat,, roundish, mem- 

 branous, sinuated, scarlet. Frond from six inches to a foot 

 in diameter, wavy, pellucid, shining. Found upon submarine 

 rocks and stones, near Plymouth and Falmoiuh. 



14. Ulva Furcellata; Reddish Forked Laver. Frond 

 nearly cylindrical, gelatinous, repeatedly forked, reddish ; 

 ultimate segments flattened, lanceolate, cloven.- Found in 

 Hampshire and Norfolk. 



15. Ulva Multifida; Laciniated Brown Laver. Frond 

 rather cartilaginous, brown, compressed, repeatedly branched, 

 somewhat palmate; seeds irregularly scattered; root smooth. 

 Found upon the beach at Yarmouth. 



16. Ulva Montana; Red Mountain Laver. Frond leathery, 

 dark red, of numerous, ascending, rounded, flatted, finely 

 granulated lobes. This has the smell of Common Dulse ; 

 and the Highlanders, who make a thin pulpy mixture to 

 purge their calves, by rubbing it between their hands into 

 some water, call it Mountain Dulse. Found among grass 

 and moss, on the mountains of Scotland. 



17. Ulva Rupestris; Broad Rock Laver. Frond leathery, 

 depressed, very wide, indeterminate, smooth, slippery, of a 

 dull red. Found on the wet surface of a rock above Tyloge 

 Bridge, near Hafod in Cardiganshire. 



18. Ulva Dichotoma; Green Forked Laver. Frond mem- 

 branous, quite flat, repeatedly forked, reticulated, pale green, 

 with linear obtuse segments. Found upon the coast of Scot- 

 land and Cornwall. 



19. Ulva Linza; Riband Laver. Frond oblong-lanceolate, 

 folded, green, somewhat undulated and cellular. Found in 

 recesses of the sea, and salt-water ditches, in various parts 

 of Europe. 



** Frond concave, or tubular. 



20. Ulvalntestinalis; Gut Laver. Frond tubular, membra- 

 nous, green, irregularly cellular. Found attached to stones 

 and rocks, in the salt-water ditches of Great Britain. 



21. Ulva Compressa ; Compressed Laver. Frond tubular, 

 more or less branched, compressed, irregularly constricted, 

 green ; the branches elongated. Found on submarine rocks, 

 stones, and posts, throughout Europe. 



22. Ulva Ramulosa; Green Sharp-branched Laver. Frond 

 tubular, very much branched, somewhat compressed, green ; 

 ultimate branches scattered, extremely numerous, sharp- 

 pointed. This very elegant species is remarkable for the 

 innumerable little branches scattered over each principal 

 ramification, which give it the aspect of a Conferva. Found 

 in Bantry Bay, Ireland. 



23. Ulva Purpurascens; Purplish Laver. Frond tubular, 

 branched, nearly cylindrical, purplish-brown ; branches mostly 

 opposite, simple or compound, acute. Found on submarine 

 rocks and stones, on the southern coast of England. 



24. Ulva Fistulosa; Pipe Laver. Frond tubular, uniform 

 simple, bluntish, a little zigzag, gelatinous, yellowish-brown. 

 Found at Falmouth, &c. 



25. Ulva Turneria; Reticulated Laver. Frond membiu- 



