TRIANDRIA. 



(5) 



TRIANDRIA. 





ANTHOLYZA Corolla tubular, irregular, recurved ; capsule 



inferior. 

 IRIS, Flower-de-luce Corolla six-petalled, unequal ; petals 



alternate, jointed and spreading; stigmas petal-form, 



cowled, two-lipped. 



MORCEA Corolla six-petalled, the three inner parts spread- 

 ing, narrow; stigma trifid. 

 WACHENDORFIA Corolla inferior, irregular, of six petals, 



two of tiicni spurred at the base ; capsule of three cells ; 



seed solitary, rough. 

 COMMELINA, Day-flower Corolla six-petalled; nectaries 



three, cross-shaped, pedicelled. 

 CALLISIA Calix three-leaved; petals three; anthers double; 



capsule two-celled. 

 XYRIS Calix of three unequal leaves, the two lateral ones 



permanent; petals three, equal; nectaries three, feathery ; 



capsule superior, of three valves, with central receptacles; 



seeds numerous. 



3. Such as have an imbricated Ament, and are gymnospermous. 

 SCHCENUS, Bog Rush Glumes chaffy, one-valved, heaped, 



the outer ones barren; corolla none; seed one, roundish, 



among the glumes. Or, Scales of the calix collected into 



a spike, the inferior ones empty ; corolla none ; style 



deciduous. 

 CYPERUS, Gahngale, Papyrus, Cyprus Grass Glumes 



chaffy, imbricate, in two rows ; corolla none ; seed one, 



naked. 

 SCIRPUS, Club Rush Glumes chaffy, imbricate everyway; 



corolla none ; seed one, beardless. 

 ERIOPHORUM, Cotton Grass Glumes chaffy, imbricated 



every way ; corolla none ; seed one, invested with very 



long hairs. 

 LYCEUM, Bustard Matweed Corolla two on the same 



germen ; nut two-celled. 



NARDUS, Mat Grass Calix none; corolla two-valved. 

 RYLLINGIA Ament ovate, or oblong, imbricate; flowers 



with a bivalve calix and corolla. 

 FUJIRENA Spike imbricated, with abrupt awned scales; 



corolla of three obcordate awned valves; seed solitary, 



triangular, beardless. 

 ******* 



ARISTEA Petals six ; style declinate; stigma funnel-form, 

 gaping; capsule inferior, with many seeds. 



CALYMENIA Involucre caliciform, five-parted, persistent, 



, enlarging, and then peltate-campanulate, one to three or 



five flowered; proper calix none; corolla sub-oarnpanulate, 



plaited, five-parted ; stamens exserted ; seed one, coria- 



ceously coated, obconic, with five furrows. 



DICHROMA Spike capitate, involucrate; glumaceous scales 

 on all sides imbricated into sessile crowded spikelets, the 

 lower scales empty ; corolla none ; style setaceous, bifid ; 

 seed somewhat lenticular, terminated by the triangular 

 persistent base of the style. 



DULICIIIUM Spikes somewhat racemose, axillary ; spikelets 

 linear-lanceolate, rather compressed ; calicine scales subu- 

 late; style very long, bifid; involute setae long and sca- 

 brous ; seed acuminated by the base of the style. t 



ERIOCOMA, Silk Grass Calix two-valved, one-flowered; 

 corolla two-valved, roundish; valves coriaceous, vested 

 with a silky wool, the outer valve terminated by a short 

 triquetrous deciduous awn ; anthers bearded ; seed large, 

 somewhat spherical. 



FEDIA Calix three or four toothed ; corolla tubular, five- 

 cleft; capsule crowned with the persistent calix, three- 

 celled, one only of the cells usually fertile. 



Ficus. See Polygamia Dicecia. 



FIMBRISTYLUS, Club Kush Glumes chaffy, imbricated every 

 way; corolla none ; style cloven, bulbous at the bottom, 

 compressed, fringed at each edge; seed .solitary, without 

 any bristles at its base. 



LAP.EYROUSIA Spathe of one or two folded valves; corolla 

 salver-shaped ; border in six deep segments, shorter than 

 the tube; stigmas three, deeply divided; capsule mem- 

 branaceous, triangular, with many globular seeds. 



LEPTANTHUS Spathe one to four flowered; corolla tube 

 long and slender, border six-parled ; stamens seated upon 

 fhe segments of the corolla; anthers linear; capsule en- 

 closed in the spathe, three-celled, many-seeded, opening 

 at the angles. 



LIMNETIS Flowers in unilateral spikes, almost imbricated 

 in two rows ; calix two-valved, carinate and compressed, 

 one much smaller than the other; corolla two-valved, 

 awnless; styles long, one or two; seed compressed. 



MACROLOEIUM Calix double, outer two-leaved, inner one- 

 leafed ; petals five, upper very large, the four other very 

 small, equal ; germen pedicelled. 



MAPANIA Flowers capitate, subtended by a large three- 

 leaved involucre; calix none; corolla six-valved, valves 

 toothed and imbricated ; stigmas three ; seed intimately 

 enveloped by a chaffy six-parted involucel. 



MARICA Corolla six-parted, with three alternate segments 

 as small again as the others; stigma petal-form, trifid, 

 with the three divisions simple, acute ; capsule three- 

 celled, inferior. 



MARISCUS Spikelets five-flowered, almost imbricately aggre- 

 gated in roundish or subcylindric heads; common calix 

 of the spikelets two-valved, three to six or eight-flowered ; 

 flowers one-valved, subimbricate; style trifid; seed tri- 

 quetrous. 



MIEGIA Calix one-flowered; corolla two-valved; nectary 

 one-valved, involving the germen ; seeds triquetrous- 

 rounded, included within the calix, corolla, and nectary. 



ORIZOPSIS Calix one-flowered, two-valved ; valves loose, 

 oboval, about the length of the corolla, awnless ; corolla 

 coriaceous, subcylindric-ovate, two-valved, surrounded at 

 t'he base with a line of pubescence, the exterior valve 

 awned at the summit; perisporium two-parted, linear. 



OXYBAPHUS Calix five-cleft, bell-shaped; corolla funnel- 

 shaped ; nut five-cornered, one-valved, surrounded by the 

 unfolded permanent calix. 



PETITIA Calix four-toothed, inferior; corolla four-parted; 

 drupe with a two-celled nut. 



RHORIA Calix bell-shaped/ in five deep segments, un- 

 equal; corolla five-petalled, unequal; stigmas three, 

 revolute. 



STIPULICIDA Calix five-parted, persistent; corolla five- 

 petalled; petals entire, as long as the calix ; style short; 

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

 few, each attached to the receptacle by an umbilical fila- 

 ment. 



SYENA Calix three-leaved; petals three; capsule one- 

 celled, three-valved. 



TONSELLA Calix five-parted; petals five; nectary pitcher- 

 shaped ; berry one-celled, four-seeded. 



TRICHOPMOHUM Spikelets nearly ovate; calix scales im- 

 bricated on all sides ; corolla none; germinal setse capil- 

 lary, mostly six, in the ripening seeds, growing out very 

 long. 



TRIPTERELLA Calix tubular and prismatic, with alated 

 margins and a ventricose base ; border six-cleft ; corolla 

 none; stigmas three; capsule three-sided, three-celled, 

 many-seeded ; stamens included within the tube. 

 (B) 



