POLYGAMIA. 



(48) 



POLYGAMIA. 



CLASS XXIII. POX.YGAMIA. 



Consisting of Plants having three different sorts of Flowers, 

 on the same, or on separate Plants ; some of them con- 

 taining Pistils, some Stamens, and others hoth. 



1. MONQECIA. 



(In this Order, perfect, or hermaphrodite flowers, are accom- 

 panied with male or female ones, or both, on the same plant.) 



MUSA, Plantain and Banana Calix, spathe partial, many- 

 flowered; corolla two-petalled, one petal erect, five-toothed, 

 the other nectariferous, concave, shorter; stamens six; 

 style one; all the flowers hermaphrodites. Male hermaph- 

 rodite above; five filaments perfect; germen inferior, 

 abortive. Female hermaphrodite, one filament only, per- 

 fect ; berry oblong, three-sided, inferior, many-seeded. 



OPHIOXYLUM Hermaphrodite: calix five-cleft; corolla five- 

 cleft, funnel-form ; stamens five ; pistil one. Male : calix 

 bifid; corolla five-cleft, with a funnel-form mouth ; nec- 

 tary cylindric; stamens two. 



CELTIS, Lote or Nettle Tree Hermaphrodite : calix five- 

 parted ; corolla none ; stamens five ; styles two ; drupe 

 one-seeded. Male : calix six-parted ; corolla none ; sta- 

 mens six. 



VERATRUM, White Hellebore Calix none ; corolla six-petal- 

 led, permanent, sessile, equal, bearing the stamens ; styles 

 permanent; capsules three, bursting at the inner edge; 

 seeds numerous, compressed, imbricated, winged at each end. 



FUSANUS Hermaphrodite: calix five-cleft; corolla none; 

 stamens four; germen inferior; stigmas four. Male: 

 calix, &c. like the hermaphrodite ; fruit abortive. 



ANDROPOGON, Camel's Hay, Spikenard, Sfc. Hermaphrodite : 

 calix glume one-flowered ; corolla glume awned at the 

 base ; stamens three ; styles two ; seed one. Male : calix 

 and corolla the same ; stamens three. 



HOLCUS, Indian Millet and Soft Grass Hermaphrodite : 

 calix glume one or two flowered; corolla glume awned ; 

 stamens three ; styles two ; seed one. Male : calix glume 

 two-valved ; corolla none ; stamens three. 



APLUDA Calix glume common bivalve; female floret ses- 

 sile ; males peduncled. Male : calix none ; corolla bivalve ; 

 stamens three. Female : calix none ; corolla bivalve ; 

 style one; seed one, covered. 



IscnaiMUM Hermaphrodite : calix glume two-flowered ; 

 corolla two-bivalved ; stamens three ; styles three ; seed 

 one. Male : calix and corolla as in tne otner ; stamens 

 three. 



CENCHRUS, Hedgehog Grass Involucre laciniate, echinate, 

 two-flowered; calix glume two-flowered, one male, the 

 other hermaphrodite. Hermaphrodite: corolla glume awn- 

 less ; stamens three; seed one. Male: corolla glume 

 awnless ; stamens three. 



jEoiLOPS, Hard Grass Calix a glume, subtriflorous, carti- 

 laginous ; corolla a glume, terminating in a threefold awn ; 

 stamens three ; styles two; seed one. 



MANISURIS, Scaly Grass Hermaphrodite : calix glume two- 

 valved, one-flowered ; outer valve emarginate at the top 

 and sides; corolla less than the calix; stamens three; 

 style bifid. Male : as in the hermaphrodites, but with the 

 flowers in the lower side of the same spike, standing out 

 more. 



VALANTIA, Crossivort Hermaphrodite: calix none; corolla 



four-parted; stamens four; style bifid ; seed one. Male: 

 calix none ; corolla three or four parted ; stamens four or 

 three ; petals obsolete. 



BRABEIUM, African Almond Hermaphrodite : scales of the 

 ament; corolla four-parted, revolute above; stamens four; 

 pistil one; drupe roundish; seed globular. Male: scales 

 of the ament ; corolla four or five parted ; stamens four, 

 inserted into the throat; style bifid, abortive. 



PARIETARIA, Pellitory Two hermaphrodite flowers and one 

 female, in a flat six-leaved involucre ; calix four-cleft ; 

 corolla none; style "one; seed one, superior, elongated. 

 Hermaphrodite: stamens four. Female: stamens none. 



HERMAS Hermaphrodite: umbel terminating; involucre 

 universal and partial; umbellels with truncate rays, the 

 central one fforiferous ; petals five; stamens five, barren; 

 seeds in pairs, suborbiculate. Male: umbels lateral, with 

 universal and partial involucres; umbellets many-flowered; 

 petals five ; stamens five, fertile. 



ATRIPLEX, Orache, or Sea Purslane Tree Hermaphrodite : 

 calix five-leaved ; corolla none; stamens five; style two- 

 parted; seed one, depressed. Female: calix two-leaved ; 

 corolla none; stamens none; style two-parted ; seed one, 

 compressed. 



ACER, Maple Tree Calix five-cleft; corolla five-petalled ; 

 stamens eight, or ten; germens two, or three, superior; 

 style simple; capsules two, sometimes three, with one 

 seed in each, terminated by a wing. Males without ger- 

 men or style. 



GOUANIA, Chaw-Stick Hermaphrodite: calix five-cleft; 

 corolla none; anthers five, under a veil; style three-cleft; 

 fruit inferior, tripartite. Male : similar, but without ger- 

 men and stigma. 



TERMINALIA Calix five-parted; corolla none; stamens 

 ten; nectary five-cleft, hairy; drupe inferior, boat-shaped. 



CLUSIA, Balsam Tree Male: calix four or six leaved; leaf- 

 lets opposite, imbricate; corolla four or six petalled ; sta- 

 mens numerous. Female : calix and corolla as in the 

 male ; nectary formed by the coalition of the anthers, in- 

 cluding the germen ; capsule five-celled, five-valved, stuffed 

 with pulp. 



MIMOSA, Sensitive Plant Calix five-toothed ; corolla five- 

 cleft; stamens five, or more ; pistil one; legume superior, 

 with many cells. Some male flowers. 



AILANTHUS Male : calix five-parted ; corolla five-petalled ; 

 stamens two. Female: calix and corolla as in the male; 

 germs three to five ; styles lateral ; pericarp membrana- 

 ceous, one-seeded. Hermaphrodite : calix and corolla as 

 in the male ; stamens two to three. 



ANACARDIUM, Cashew Nut Calix five-leaved; petals five, 

 reflex; anthers ten, one only fertile; nut kidney-shaped, 

 on the top of a fleshy receptacle. 



ANTHESTERIA Calix cleft at the base in four equal divi- 

 sions. 



COPROSMA Calix one-leafed, five-toothed; corolla five or 

 six cleft; stigmas five, six, or seven. Hermaphrodite: 

 styles two, long; berry containing two flattish seeds. 



CURCULIGO Calix none; corolla six-petalled; filaments six; 

 pistil one ; capsule, seeds beaked. 



CYMBACHNE Inflorescence half spiked. Hermaphrodite : 

 calix two-glumed, one-flowered, parallel to the rachis, 

 outer valve linear, the opposite boat-form. Female : calix 

 one-glumed, ovate, opposite to the rachis. 



EUCLEA Calix with five teeth; corolla in five deep equal 

 segments; stamens fifteen ; styles two; capsule superior, 

 of three cells, pulpy-coated ; seeds solitary, enclosed in 

 an aril. 



