CLASS XII. ORDER XIII. 



and terminating downward in a spur-like nectary; capsules 5, erect j 

 acuminated with the permanent styles, many-seeded. By some, the Dectariea 

 are considered as petals, and the corolla as a coloured calyx, (columbine.) 



Ascy'rum. Sepals 4, the 2 inner larger and cordate; petals 4; stamens scarce- 

 ly united at the base. (St. Peter's wort.) 



Calligo'nqm. Calyx 5-parted ; corolla 0; filaments numerous, united at the 

 base ; germ superior, 4-sided, nut winged. iS'. 



Rese'da. Perfect flower apetalous, surrounded by several fringed, petal-like, 

 barren flowers ; involucre spreading, many-leaved, (mignonette) Ex. 



Rhizopho'ra. Calyx 4-parted ; corolla 4-parted ; stigmas 2; seed 1, very long , 

 base fleshy. 



Hyper"ic0M. Calyx 5-parted ; divisions equal, sub-ovate ; corolla 5-petalled; 

 filaments often united at the base in 3 or 5 sets; styles 2 to 5; capsules mem- 

 branaceous, roundish, with a number of cells equaf to the number of styles. 

 The bases of the filaments are often in groups, when they are not united. (St. 

 John's wort.) 



P.eo'nia. Calyx 5-leaved ; petals 5 ; styles ; stigmas 2 or 3 ; capsules pod- 

 like, many-seeded. Remarkable for the multiplication of petals by rich cul- 

 ture, (peony.) Ex. 



Nigel'^la. Calyx 0; petals 5; nectaries 5, 3-cleft, within the corolla; cap- 

 sules 5, convex, (lady-in-the-green, fennel flower.) Ex. 



ORDER Xttl. POLYGYNtA. 



Asimi'na. Calyx 3-parted ; petals,. 6, spreading, ovate, oblong ; the inner 

 smaller ; anthers sub-sessile ; berries several, ovate, (custard apple.) 



Trol"uus. Sepals coloured, 5 to 15, deciduous, petaloid ; petals 5 to 20, 

 small ; capsules many, cylindrical, sessile, many-seeded, (globe-flower.) 



Hydropel"tis. Sepals 3 to 4; petals 3 to 4; ovaries 6 to 18 ; seeds pendulous, 

 ovate, globose, (water-shield.) 



Hydras^tis. Calyx 3-leaved, petaloid; leafels ovate; petals 0; berry com- 

 posed of many 1-seeded grains, (orange-root.) 



Nelum"bium. Calyx petaloid, of 4 or 6 sepals ; petals many, deeply immersed 

 in the upper surface of a turbinate receptacle. 



Illi'cium. Sepals 6 ; petals numerous, in 3 series ; capsules many, disposed in 

 a circle, 2-valved, 1-seeded. (anise-tree.) S. 



Clem"atis. Petals 3, 4, 5, or 6; seeds compressed; styles permanent, becom- 

 ing long, plumose tails. Some species are dioecious, (virgin's bower.) 



Thalic'trum. Petals 4 or 5; filaments very long ; seeds without tails, striate, 

 terete. Some species are dioecious, (meadow-rue.) 



Anem"one. Petals 5 to 9 ; seeds numerous, naked, (wind-flower, rue, ane- 

 mone.) 



Cop"tis. Petals 5 or 6, caducous ; nectaries small, 5 or 6, cowled ; capsules 

 oblong, 5 to 8, stipid, stellate, beaked, many-seeded, (gold-thread.) By some 

 the nectaries are mistaken for corollas, and the corollas for calyxes. 



Cal"tha. Petals 5 to 9, orbicular ; capsules numerous, (5 to 10,) many-seed- 

 ed, compressed ; 1-celled, spreading ; nectaries ; pistils variable in number. 

 (American cowslip.) 



Hellebo'rus. Petals 5 or more; nectary 2-lipped, tubular; capsules 5 or 6 ; 

 many-seeded, erectish, compressed, (hellebore.) Ex. 



Magno'ua. Calyx 3-leaved ; corolla 6 to 9-petalled ; capsules numerous, im- 

 bricate on a strobile-like spike, 2-valVed; seeds arilled, pendulous on long 

 cords; berry-like, (magnolia, or beaver-tree.) 



Lirioden^dron. Calyx 3-leaved ; corolla 6 or 9-petalled, liliaceous ; seeds in 

 a sub-lanceolate samara, imbricate on a strobile-like spike, (tulip-tree, or 

 white- wood.) 



Hepat"ica. Calyx 3-leaved, a little distance below the corolla, entire; petals 

 6 to 9 ; seeds without tails, (liverleaf.) 



RANaN"caLUs. Calyx 5-leaved ; petals 5, with claws, and a nectariferous pore 

 or scale on the inside of each ; seeds without tails, naked, numerous, (crow- 

 foot.) Some mistake an extra tegument for a capsule. 



Semfervi'vum. Calyx 9 to 12-parted ; petals 8 to 12 ; capsules 12, many-seed- 

 ed ; stamens 16 or 20. (house-leek.) Ex. 



Ado'nis. Calyx 4 to 5-leaved ; petals 5 or more, without nectariferous pores 

 «eeds awnless. (pheasant's eye.) Ex, 



