PET 



P H A 



come up, they shouldbe removed into separate pots, rate small pot filled with light loamy earth, and 



and pKmged into a moderate hot-bed. When replunged into a hot-bed of tanner's bark, and 



iheplants have obtained a good share of strength, be afterwards placed in the bark-bed in the 



they should be inured by degrees to the open air, stove, where they must constantly remain, and 



into which they may be removed towards the end be treated like other plants of the same country. 

 of June, placing; them in a warm situation, Thev aftbrd ornament in stove collections. 



where they may remain till autumn, when they 

 must be placed in the stove, and during winter 

 have a moderate degree of warmth. 



They afford variety, and produce a good effect 

 among other potted plants. 



PETOLA. See Momordica. 



PP'.TREA, a genus containing a plant of the 

 climbing exotic shrubby kind for the stove. 



It belongs to the class and order Didynajnia 



PETTY WHIN. See Genista. 



PHASEOLUS, a genus containing plants of 

 the climbing esculent and flowering kinds. 



It belongs to the class and order D'ladelpliia 

 Decandria, and ranks in the natural order of 

 Pap'/lionaceee or Leguminosce . 



The characters are : that the calyx is a one- 

 leafed, two-lipped perianthium : upper lip emar- 

 ginate ; lower three-toothed : the corolla pa- 



ylngwspermia, and ranks in the natural order of pilionaeeous: banner heart-shaped, blunt, emar- 



Personutce. ginate, reclined; the side bent back: wings ovate. 



The characters are : that the calyx is a one- the length of the banner, placed on long claws : 



leafed, bell-shaped perianthium: border five- keel narrow, rolled spirally contrary to the sun : 



parted, spreading, very large, coloured, perma- the stamina have diadelphous filaments, (simple 



nent : segments oblong, blunt, closed at the 

 throat by five doubled, truncated scales : the co- 

 rolla one-petalled, wheel shaped, unequal, less 

 than the calyx : tube very short : border flat, 

 tive-cleft: segments rounded, almost equal. 



and nine-cleft,) within the keel, spiral : anthers 

 ten, simple : the pistillum is an oblong germ, 

 compressed, villose : style filiform, bent in spi- 

 rallv, pubescent above: stigma blunt, thickish, 

 villose : the periearpium is alegume long, straight. 



spreading very much ; the middle one larger and coriaceous, blunt with a point : the seeds kidney- 



of a different colour: the stamina have fourfila- form, oblong, compressed. 



ments, concealed within the tube of the corolla, The species is P. vulgaris, Common Kidney- 

 ascending, two shorter : anthers oval, erect : the Bean. 



pistillum is an ovate germ : stvle srniple, the Other species may be cultivated for the pur- 

 length of the stamens : stigma blunt : the peri- pose of variety as flower-plants, 

 carpiuni is a capsule obovate, flat at top, two- It has the stem more or less twining, 

 celled, concealed at the bottom of the calyx: the but in some of the cultivated dwarf varieties 

 seed single, fleshy. scarcely at all so, quite simple or unbranched : 

 The species is P. volullUs, Twining Petrea. the leaves ternute, acuminate, rounded at the 

 This rises with a woody stalk to the height of base, rough, on long petioles: the flowers axil- 

 fifteen or sixteen feet, covered with a light-gray lary, in twin racemes, or else on twin petioles: 

 bark, and sending out several long branches, corolla white, yellow, purple or red : the banner 

 having a whiter bark than the stem : the leaves has a callus, but a small one, and placed near 

 are at each joint, on the lower part of the the edge above the claw : there is a white neeta- 

 branches placed by threes, but higher up by rif'erous scale between the claw of the banner 

 pairs; are five inches long, and two inches and and the single stamen, bent upwards, and grow- 

 a half broad in the middle, drawing to a point ing to the filament : besides this, an obliquely 

 at each end; stiff, and their surface is rough, bell-shaped, pellucid, striated nectary surrounds 

 of a liorht green, having a strong dark midrib, the pedicel of the germ within the connate fila- 

 -vvith several transverse veins running to the bor- ment ; the size differs in the several varieties-: 

 ders, which are entire : the flowers are produced the legume oblong, swelling a little at the seeds, 

 at the ends of the branches in loose bunches, when ripe one-celled : the seeds several, ovate or 

 nine or ten inches long ; each flower upon a slen- oblong kidney-shaped, smooth and shining; 

 der pedicel about an mch in length, of a fine blue varying much in shape and size, but particularly 



colour. 



There is a variety with bright blue petals. 



Culture. — This is increased by seeds, which 

 must be obtained fiom the places where the 

 trees grow naturally, and be sown in pots 

 plunged In a good hot-btd; and when the plants 

 tome up, they should be each planted in a sepa- 



in colour ; being white, black, blue, red, and 

 variously spotted. It is aimual, and a native of 

 both the Indies. 



They were formerly called Sperage Beans, 

 French Bams, 8cc. 



The principal sub-varieties of the dwarf, or 

 low-growing sons, are : the early while dwarf, 



