476 



ClIL ORONTIACEiE. 



LA' 



<^orus. 



Ord. CIIL 0Y^0^T1KC1£.M B. Browiu Lindl 



Flowers perfect, crowded on a simple thick spadix, usually 

 furnished with a spatlia. Perianth of 4 — 8 scales. Stamens 

 ^yP^^gynous or perigynous, of the same number, as the scales of 

 the perianth. Filaments flattened or filiform. Anthers 2-celled 

 opening longitudinally or transversely. Ovary free, with 1 or 

 more cells. Ovules erect or pendulous. Style wanting or subu- 

 late. Stigma capitate. Fruit baccate. Emlryo slit on one 

 side, usually in the axis of alhumen. — Herbaceous j9?a?/;,v, with 

 hroad, entire or deeply divided^ never floating leaves ivhich are 

 sometimes sword-shaped and equitant. 



1. A'^coRus Li 



inn. 



Sweet-Sedge. 



^ Flowers arranged upon a sessile spadix. Spatha a mere con- 

 tinuation of the scape and similar to the leaves (not convolute). 

 Perianth of 6 pieces or scales, inferior. Ovary 3-celled. Stigma 

 sessile. Fruit baccate, indehiscent, few-seeded. — Named from 

 «, out^ and /coptor-, or Kopr]^ the pupil of the eye^ the diseases of 

 which it was supposed to remove. 



1. A. Calamus L. (common S.) ; scape ancipitate prolono'ed 

 into a leaf above the spadix. E. B. t. 356. 



Watery places on the banks of rivers, in the middle and south- 

 eastern counties of England, abundant in Norfolk and Suffolk. Rare 

 if truly indigenous in Scotland ; water of Girvan, near the town, 

 and bog of Culzean near Maybole, Ayrshire; Castle. Sample Loch, 

 llenfrewshire. 71. 6. — Rhizoma aromatic. Scape, like the leaves, 

 ensiform-ancipitate. The agreeable scent of this plant has recom- 

 mended it for garlands, and for strewing on the floor of the cathedral 

 at Norwich on festival-days. 



If Submerged or floating 



(Ord 



Perianth 0. 

 not borne on a spadix. 



Orb. civ. PISTIACEiE Rich. 



Flowers 2, nionoecious, enclosed in a spatha^ but 



fl. solitary. Stamens 1 — 2 



■8 



anther 



s. 



Fertile fl 



filaments 



Ovary 1 -celled, with 1 or more 

 erect or horizontal ovules. Style short- Stigma simple. Fruit 

 somewhat membranaceous and indehiscent, or bursting trans- 

 versely, or baccate, 1- or more-seeded. Seeds with a coria- 

 ceous thick ribbed skin, and a thickened indurated foramen. 

 Embryo either in the axis of a fleshy albumen and having a 

 lateral cleft for the emission of the plumule^ or at the apex of 



lie f 

 ill l^^ 



tci 



5f* 



friit ut 





0^^^ 



II 



1, L. i 



teolate c;; 

 solitary. 



Clear st; 



0. ^, 7. - 

 reticulated. 



ilie genus, 

 tiansverse, ; 



2. L. m 



roots lioliti 



Stagnant 

 alialflonir, 



ycon 



fovering th. 



l^ameofi).; 

 ) of the Frer 



"irro^v end 



