ALLIUM. 323 
[S. difolia (L.); 1. limear-lanceolate usually only 2, raceme 
lax slightly corymbose, ped. erect, bracts 0.—&. B. 24.—Said to 
grow in the west of England. P. IV.] 
8. Auuium Linn. 
* Stam. alternately broader and 3-pointed, the middle point 
alone bearing an anther. Porrum Tourn. 
+ St.-L. flat or keeled, not hollow. 
*1. A. Ampeloprasum (L.); st. leafy below, 1. lear, spath 
elongated, umbel globose compact, stam. exserted, anther-bearing 
point of 3-pointed filaments as long as the undivided part, bulb 
compound of 2—4 divisions.—E. B..1656.—Bulb with large off- 
sets within its coats. St.2—6 feet high. L. long, linear. Spath 
calyptriform, parting at the base and falling off in one piece be- 
fore the fl. open; horn 1—2 in. long. Fi. pale purple, the keel 
of the outer subemarginate segments greenish and roughish. 
Germen rather globose, nectarial projections at about the middle, 
lower spaces slightly excavated. Head-bulbs rare, when present 
small, the size of peas.—Cliffs on the Steep Holmes Island in 
the Severn (remains of former cultivation, Borr.). Gt. Arran 
Island, Galway. Mr. Andrews. Indigenous on cliffs in Guernsey. 
P. VIII. E. 
2. A. Babingtonii (Borr.); st. leafy below, 1. acutely keeled, 
spath long-pointed, umbel loose irregular with hemispherical 
bulbs, stam. exserted, anther-bearing point of 3-pointed filaments 
rather shorter than the undivided part and with an incurved apex 
when young, bulb compound of few (2) divisions. —E. B. 8. 2906. 
A. Halleri Bab., not G. Don.—St. 4—6 feet high. L. long, linear, 
broad. Heads large, with numerous bulbs about as large as a 
hazel-nut. Spath usually deciduous in two pieces or persistent ; 
horn 1—2 in. long. Fl. pale reddish purple, rather few, more 
conical than in the preceding, only slightly opening; outer seg- 
ments with a green keel, ovate-oblong, with callous points, edges 
and back rough with minute pellucid points; inner segments 
slightly emarginate and without pomts. Lengthened stalks, 
1—2 in. long, bearing secondary heads are usually present. Ger- 
men rather conical, nectarial projections below the middle, lower 
spaces rather deeply excavated—Roundstone, and S. Isles of 
Arran, Galway. Cornwall. P. VIII. EL 
3. A. Scorodoprasum (L.!); st. leafy below, 1. flat, sheaths 
2-edged, spath short and broad with a very short point, umbel 
globose with numerous spherical small bulbs, stam. included or 
equalling the perianth, anther-bearing point of 3-pointed fila- 
