THE DICTIONARY OF GARDENING, 



Allamanda continued. 



best ; it is also a very free blossomer. 

 A. verticlllata (whorl-leaved), fl. yellow, large. June. I usually 



six in a whorl, ovate-oblong, obtuse, quite glabrous. South 



America, 1812. 

 A. vlolacea (violet), /.purple. Brazil, 1859. 



AliLANTODIA (from allantos, a sausage ; in reference 

 to the cylindrical form of the indusium). OED. Filices. 

 A greenhouse monotypio genus, differing from Asplenium 

 in the dehiscence of the involucre, and it may receive 

 similar treatment to the Spleenworts. Sori dorsal, linear- 

 oblong, attached to the primary veins. Involucre the 

 same shape as the sorus and quite inclosing it, bursting in 

 an irregular line down to the centre. 

 A. Brnnoniana (Brown's).* fronds often 1ft to 2ft. long, ift. to 



1ft. broad ; pinnae Sin. to 6in. long, lin. broad entire, sori con- 



fined to the anterior vein of the first fork. Himalayas, up to 



6000ft., Ac. SYN. Asplenium javanicum. 



ALLARDTIA. See Tillandsia. 



J *T.T.'EYS- Small walks of various widths, but 

 generally lift, or 2ft. wide, and formed in right lines, 

 parallel to the main walks, or borders, sometimes covered 

 with a thin coat of sand, gravel, or shells, or paved with 

 flints, pebbles, Ac. Spaces left between beds of seedling 

 plants are generally meant when alleys are referred to. 

 ALL-HEAL. See Prunella vulgaris. 

 ALLIACEOUS. Pertaining to the Garlic family. 

 ALLIARIA. See Sisymbrium. 

 ALLIGATOR APPLE. See Anona palustris. 

 ALLIGATOR PEAR. See Persea gratissima. 



ALLIUM (from all, meaning hot or burning ; in allu- 

 sion to the well-known properties of the Onion tribe). In- 

 cluding Porrum, Schcenoprasum, OED. Liliacece. Hardy 

 bulbous plants, with flat or terete radical leaves, and capi- 

 tate or umbellate flowers, enclosed in a membranous spathe 

 at the summit of a slender, naked, or leafy scape ; p< 

 spreading or campanulate. They aia of very easy 

 increasing rapidly by offsets. The little bulbs, which are 

 produced in clusteMjnnay be sertaroted and re-planted, in 

 autumn or early Spring, ab<*t%lm. deep. Seeds are also 

 easily obtainable. *hese may be sown thinly in li^ht soil, 

 in February or Mact" where they should remain Atil the 

 autumn or following spring, when they may be traSplanted 

 to their flowj^iHfi^fiitua4#ona During the growing season, 

 all the attention requir^r^rl be to keep the plants free of 

 weeds, and place stakes tojta tall-growing kinds. 



A. acnminatnm (ia.p^JK)^ fl. deenose, iin. to lin. 



across, in many-flowerd^^miDels.' July and August. I. rather 



shorter than the steins, very narrow, only about a line wide. 



ft. bin. to lOin. North-Wes>i.merica, 1840. 

 A. a. rubrum (red).'/- deep red-purple ; in other respects like 



the type. California. 

 A. ascalonicum (Eschallot). yirpurple ; umbels globose ; scape 



rounded. Summer. 1. subulate, h. 9in. Palestine, 1546. For 



culture, see Shallot. 

 A. azureum (sky-blue.)* fl. deep sky-blue, with a dark line 



through the middle of each division ; umbels dense, globular, 



longer than the spathes which envelop them before expanding. 



Summer. 1. triangular, from 6in. to 12in. long. h. 1ft. to 2ft. 



Siberia, 1830. One of the handsomest species grown. 

 A. Bidwelli (Mrs. Bidwell's).* fl. bright rose, about iin. across, 



in few-flowered umbels. July. I. narrow, rather Ion 



stem. h. 2m. to 3in. Sierra Nevada, 

 little species for the rockery. 



longer than the 

 A very charming 



A. Brewer! (Brewer's).* fl. deep rose, nearly or quite lin. across, 

 in few-flowered umbels. July. I. much longer than the flower- 

 stem, iin. or more broad, h. lin. to 3in. California, 1882. 



A. Cepa (common Onion), fl. white ; scape ventricose, longer than 

 the leaves. June, July. 1. flstular, rounded. A. 3ft. For cul- 

 ture, nee Onion. 



A. C. aggregatum. Aggregated, Tree, or Potato Onion. SM 

 Onion. 



Allitim continued. 

 A. coaruleum (blue-flowered).* fl. blue, in large compact globu- 



lar heads June. h. 8in. Russia, 1840. Very distinct. 

 A. Douglas!! (Douglas'). Synonymous with A. unifolium. 

 A. Erdelll (Erdel's). A. white, keeled with green, in compact 



mbeta h. bin. Palestine, 1879. A rare but pretty species, and 



should be planted in a warm position on the rockery. 

 A. falcifolium (sickle-leaved).* fl. pale rose, }in. to }in. across, 



in few-flowered umbels. August, J. two in number, thick, 



broadly linear, falcate, h. 2in. to Sin. North- West America, 1880. 

 A. falcifonne (sickle-formed). Probably a variety of A. uni- 



fiSum witli pure white flowers, in several-flowered umbels. 



A. 6in.' California, 1882. 

 A flavnm (golden), fl. yellow, bell-shaped, and somewhat droop- 



ins in pretty umbels ; scape leafy at the base. I. round, not 



hofiow, Ctish above the base. A. about 1ft. Italy, 1759. A 



slender species. 



A. fragrans. See Nothoscordum. 

 A. karatavlense (Karatavian). fl. white, in dense globose 



heads. May. I. very broad, flat, glaucous, sometimes variegated. 



h. 6in. Turkestan, 1878. 

 A. Macnatolanum (MacNab's).* fl. deep magenta, a colour quite 



unique in this family, in large umbels. I. nearly as lon^ as the 



stem, channelled, about Jin. broad, h. 1ft. North America, 

 (enchanting). Synonymous with A. nlgrum. 



FIG. 58. ALLIUM MOLT. 



A. Moly (Moly).* fl. bright yellow, numerous, in compact umbels. 

 Spring I. few, broadly lanceolate. Stem sub-cylindricaL h. lOin. 

 to 15in. South Europe, 1604. A very old favourite; bright- 

 flowered and very fine in masses. See Fig. 58. 



A. Mnrrayannm (Murray's).* fl. rosy purple, in large_ heads. 

 I. narrow, longer than the stem. A. 1ft. North America. A 

 good variety of A. ocuminatum. 



A. mntabile (changeable). /. white, changing to rose, in many- 

 flowered umbels. July. I. shorter than the stem, narrow, chan- 

 nelled, ft. 12in. to 24in. North America, 1824. 



A. neapoUtanum (Neapolitan).* fl. white, with green stamens, 

 numerous, in a loose umbel, on stems exceeding the leaves in 

 length ; pedicels much longer than the flowers. Early summer. 

 I. two or three, sheathing the flower stem, strap-shaped, about 

 lin. across, ft. 15in. to 18m. South Europe, 1823. Probably the 

 most ornamental white-flowered species. 



A. nevadense (Sierra Nevada), fl. white, or pale rose, about -Jin. 

 across, in several-flowered umbels. July. I. flat, rather longer 

 than the stem, about Jin. wide. ft. Sin. to 6in. Sierra Nevada 

 and Utah, 1882. 



A, nlgrnm (blackish).* /. dull violet, or whitish, with a green 

 vein, very numerous, in a large umbel. Summer. 1. thick, 

 broadly lanceolate, acute, ciliated, toothed at the edges, at first 

 erect and glaucescent, afterwards green and spreading, much 

 shorter than the stem. ft. 2jft. to Sift. South of Europe. Very 

 vigorous and free flowering. SYN. A. magicum. 



A. paradoxum (wonderful), fl. white, gracefully pendulous, 

 borne on long footstalks springing from little nests of yellow 

 bulbils. Spring. 1. one or two, as long as the scape, linear- 

 lanceolate, acute, keeled, striated, smooth, iin. broad, drooping 

 and recurved. A. 9m. to Win. Siberia, 1823. 



A. pedemontannm (Piedmont).* fl. rosy-purple, large, bell- 

 shaped, in large, graceful drooping clusters. July. I. lanceolate, 

 shorter than the stein. Piedmont, 1817. A neat little plant for 

 rockwork, or warm border. One of the handsomest species 

 grown. 



A. reticulatum (netted), fl. varying from pink to white. Summer. 

 I. narrow, or almost filiform, shorter than the stem. A. 9in. to 

 15in. North-West America, 1882. A rare species. 



A. r. attenulfolium (attenuate-leaved).* This may be regarded as 

 an extremely handsome white-flowered variety. North-West 

 America. 



