MONOCOTYLEDONS. JUNCE/E. JuncitS. 1/0 



with 1 or more cells ; ovules solitary, pendulous. Pericarp 

 eapsular or nucamentaceous. Seeds inverted. Embryo lenti- 

 cular, within the hase of the copious albumen. Herbs or un- 

 der-shrubs. Leaves simple, narrow, or none. Culms naked, or, 

 more usually, with sheaths slit on one side. Flowers generally 

 monoecious or dioecious, in spikes or heads and separated by 

 scales or Iractcas. Br. 



} . ERIOCAULON. 



Floivers collected into a compact scaly head, monoecious. Barren 



flowers in the disk. Perianth 4-cleft, the two inner segments 



united nearly to their summit. Slam. 46. Fertile Fl. in the 



circumference. Perianth single, deeply 4-partite. Style 1. 



Stigmas 2 3. Caps. 2+3 -\obed, 2 3-celled. Cells 1 -seeded. 



1. E. sepfangulare, scape striated longer than the cellular com- 

 pressed ensiform leaves, head of flowers globose, its ext. scales 

 without flowers glabrous, the interior ones as well as the peri 

 anths ciliato-pilose at the extremity, stam. 4. p. 270. Lakes 

 in Skye. 



ORDER IV. JUNCE^E. Juss. 



Perianth 6-partite, subglumaceous. Slam. 6, inserted into the 

 base of the segments, or sometimes 3, and then opposite the 

 outer segments. Ov ary superior,! 3-celled, 1 many-seeded, 

 or 1-ceiled and 3-seeded. Style 1. Stigmas usually 3, some- 

 times 1 . Pericarp eapsular, with 3 valves bearing the dissepi- 

 ment in the middle, rarely closed and by abortion 1 -seeded. 

 Embryo cylindrical, at the base of a hard fleshy or cartilaginous 

 albumw. Br. In conspicuous herbs with small flowers, which 

 are often brown, rarely petaloid. Leaves grassy, sometimes 

 wanting. 



1. JUNCUS. 



Perianth 6-partite, glumaceous. Stam. 6. Caps. 3-celled, 3- 

 valved; valves bearing the partitions down the middle, to which 

 the numerous seeds are fixed. (Leaves rounded, rarely plane, 

 glabrous.) 



* Leaves none (flowers all lateral} . 



1. J. arclicus, scapes smooth (soft), heads of flowers compact 

 nearly sessile, leaves of the perianth ovato- lanceolate acute ri- 

 gid rather snorter than the broadly obovate capsule, p. 104. 

 Sea- shore, rare. 



2. J. glaucus, scape deeply striated (rigid), panicle very much 

 branched erect, leaves of the perianth lanceolate subulate mem- 

 branous longer than the elliptical capsule, p. 105. Wet pas- 

 tures. 



