xvi NATURAL ORDERS. 



LXXXVI. JUNCACE^ (figs. 1060-81). Perianth stiff, or calyx- 

 like. Capsule 3-celled, with several seeds, or i erect seed in each 

 cell. 



LXXXVI I. Eriocauleje (fig. 1082). Perianth calyx-like. 

 Flowers unisexual. Ovary with I pendulous ovule in ea<A cell. 



***** Perianth mdimentary or none, replaced by chaffy scales or 

 bracts enclosing th^ flowers. 



LXXXVI II. Cyperace^ (figs. 1083-1157). Leaf-sheaths 

 entire. Each flower in the axil of one bract. 



LXXXIX. Graminete (figs. 1 158-1258). Leaf-shcaths split 

 open opposite the blade. Each flower enclosed in two bracts. 



Class III.— VASCULAR CRYPTOGAMS. 



No true flowers ; that is, no stamens or pistils. 



XC. LvCOPODIACEiE (figs. 1259-63). Spores of one form only, 

 in closed capsules, in the axils of the leaves, or of the bracts of a 

 terminal spike, or in the base of the leaves. 



XCI. Selaginellace^ (figs. 1264-6). Spores of two forms, 

 in closed capsules in the axils of the leaves, or of the bracts of a 

 spike. 



XCII. Marsileace^E (fig. 1267). Spores in minute cases 

 enclosed in globular or ovoid utricles (or involucres) placed on the 

 rootstock. 



XCIII. EquisetacEjE (figs. 1268-77). Stems jointed, with 

 whorled branches. Spores under peltate -scales, in terminal heads 

 or spikes. 



XCIV. FiLICES (figs. 1 278-1 3 1 5). Spores in minute cases 

 clustered on the back or margin of the fronds. 



For an Analytical Key to the above Natural Orders ana anomalous 

 genera, see the " Handbook of the British Flora," p. Ixiii. 



