DKECIA. 



(47) 



DICECIA. 



10. DODECANDRIA (Male Flowers with Twelve Stamens.) 



MENISPERMUM, Moon Seed Male: petals, four outer, eight 

 inner; stamens sixteen. Female: corolla as in the male; 

 stamens eighteen, barren ; berries two, one-seeded. 



DATISCA, Bastard Hemp Male : calix five-leaved ; corolla 

 none ; anthers sessile, long, fifteen. Female : calix two- 

 toothed; corolla none ; styles three; capsule triangular, 

 three-horned, one-celled, pervious, many-seeded, infe- 

 rior. 



STRATIOTES, Water Aloe or Soldier Spathe two-leaved ; 

 perianth superior, trifid ; petals three; berry six-celled. 



EUCLEA Male: calix four or five toothed ; corolla four or 

 five parted ; stamens twelve or fifteen. Male : calix and 

 corolla as in the male; germen superior; styles two; 

 berry two-celled. 



11. ICOSANDRIA (Male Flowers with many Stamens 

 inserted into the Calix.) 



HEDYCARYA Calix eight or ten cleft; corolla none. Male: 

 filaments none ; anthers in the bottom of the calix, four- 

 furrowed, bearded at the tip. Female : germens pedi- 

 celled; nuts pedicelled, one-seeded. 



12. POLYANDRIA (Male Flowers with many Stamens.) 



CLIFFORTIA Male: calix three-leaved ; corolla none; sta- 

 mens about thirty. Female: calix three-leaved, superior ; 

 corolla none; styles two; capsules two-celled; seed one 

 in each cell. 



CYCAS Male : ament strobile-form, with the scales covered 

 every where beneath with pollen. Female: spadix sword- 

 form; germen immersed into the corners of it, solitary; 

 style one ; drupe with a woody nut. 



FLACOURTIA Male: calix in five deep segments ; corolla 

 none; stamens very numerous. Female: calix of several 

 leaves; corolla none; stigma radiated ; berry superior, of 

 many cells ; seeds in pairs. 



FERULA Male: calix concave, of one leaf; petals none; 

 nectary a plaited membrane; anthers quadrangular, sim- 

 ple; germens four, abortive. Female: calix concave, of 

 one leaf; petals none; nectary a plaited membrane; cap- 

 sule stalked, obovate, of three cells and three valves; 

 seeds solitary. 



POPULUS, Poplar Male : calix of the ament a flat scale, 

 torn at the edge ; nectary turbinate, oblique, entire. Fe- 

 male : stigma four-cleft; capsule two-celled, two-valved ; 

 seeds very many, pappose. Or, Male: calix, the scales of 

 a catkin, torn ; nectary turbinate, oblique, entire ; stamens 

 eight or more. Female: calix and corolla like the male; 

 stigmas four or eight; capsule superior, with two cells and 

 two valves ; seeds winged with down. 



TOXICODENDRUM Male: calix of several leaves; corolla 

 none ; stamens from ten to twenty, very short. Female : 

 calix of several imbricated leaves ; corolla none ; style 

 one ; stigmas three ; capsule three-celled, six-valved ; 

 seeds two in each cell. 



TREWIA Male: calix of three leaves; corolla none. Fe- 

 male: calix of three leaves; corolla none; style one; 

 stigmas several, feathery; capsule of three cells, and six 

 valves; seeds solitary. 



XYLOSMA, Sweet Wood Male : calix in four or five deep 

 segments ; petals none ; nectary angular, crenate ; sta- 

 mens from twenty to fifty. Female : calix and nectary as 



in the male; style very short; stigma slightly three-cleft; 

 berry dry, of two incomplete cells ; seeds two in each 

 cell. 



ZAMIA Male: catkin tesselated ; scales abrupt; anthers 

 oval, sessile at the under side of each scale. Female: 

 catkin tesselated ; scales peltate ; drupes two, at the under 

 side of each scale. 



13. MONADELPHIA (Male Flowers with One Set of united 

 Stamens.) 



TAXUS, Yew Tree Male: calix none; corolla none; sta- 

 mens many ; anthers peltate, eight-cleft. Female : calix 

 cup-shaped, entire ; corolla none; style none ; seed one, 

 in an entire berried calix. 



JUNIPERUS, Juniper Male: calix of the ament a scale; 

 corolla none; stamens three. Female : calix three-parted; 

 petals three ; styles three ; berry three-seeded, irregular 

 with the three tubercles of the calix. 



NAPA Calix five-cleft; petals five. Male: stamens mo- 

 nadelphous, very many, fertile; styles several, barren. 

 Female : stamens monadelphous, very many, barren ; styles 

 several, longer than the stamens ; capsule orbicular, de- 

 pressed, ten-celled ; seeds solitary. 



EPHEDRA, Shrubby Horse-tail, or Sea Grape Male: calix, 

 the scale of a catkin in two segments; corolla none; sta- 

 mens seven ; anthers, four inferior, three superior. Fe- 

 male : calix cloven, five-fold; corolla none; pistils two; 

 seeds two, enclosed in the pulpy calix. 



CISSAMPELOS Male: calix four-leaved; corolla none; nec- 

 tary wheel-shaped ; stamens four, with connate filaments. 

 Female : calix one-leafed, ligulate, roundish ; corolla none ; 

 styles three ; berry one-seeded. 



ADELIA Male: calix three-parted ; corolla none ; stamens 

 many, united at the base. Female : calix five-parted ; 

 corolla none; styles three, torn ; capsule tricoccous. 



ALCHORNEA Male : calix three or five leaved ; corolla none; 

 Female : calix five-toothed; corolla none; style two-parted; 

 capsule berried, dicoccous. 



DOMBEYA Male : calix, the scales of an ament, terminated 

 by a leaflet; corolla none; anthers ten or twelve, without 

 filaments. Female: calix, ament with many germens; 

 corolla none; stigma bivalve, unequal ; seeds many, in a 

 roundish strobile. 



DIIYANDRA Calix two-leaved; corolla five-petalled, (or 

 calix five-petalled, resembling a corolla, surrounded by a 

 two or three leaved calicle;) stamens nine; fruit three or 

 four grained. 



MYRISTICA, Nutmeg Tree Calix trifid; corolla none. Male: 

 filament columnar ; anthers terminating, united. Female: 

 capsule superior, drupaceous, two-valved; nut involved in 

 an aril called the mace. 



Ruscus. See Dicecia Triandrta. Willd. 



XANTIIE Male: calix in five deep segments ; petals five; 

 filament columnar; anthers five, two-lobed, forming a pel- 

 tate disk. Female: calix and corolla as in the male; 

 stigmas five, sessile ; capsule of five cells, with many 

 pulpy seeds. 



14. GYNANDR1A. 



(This Order consists of such plants as have their male flowers 

 furnished with stamens that grow out of a kind of stjle, or 

 imperfect pistil, the perfect one being in the female flower.) 



CLUYTIA Calix five-leaved ; corolla five-petalled ; styles 

 in the female flowers three ; capsule three-celled ; seed 

 one. 



