Hemi-hydrophytes (swamp plants, marsh plants, &c.).Plants riose vegetative organs are partly submerged and partly aerial; lucheria terrestris, Philonotis fontana, Sca pan-ia undulata, Maria spp., Salvinia ivatans, Azolla spp., Equisetum limosum, Typha rgustifolia, Phragmites communis, Scirpus lacustris, Nymphaea tea, Oenanthe fistulosa, Bidens cernua.
Sca, through,, u rpov, measure), in geometry, a line passing through the centre of a circle or conic section and terminated by the curve; the "principal diameters of the ellipse and hyperbola coincide with the "axes" and are at right angles; " conjugate diameters " are such that each bisects chords parallel to the other.
Sometimes diagrams (Sca-ypa4al or i) roypa4a1) are mentioned, and sometimes given (e.g.
Sca y ., 1890, 25.
The latter has no allusion to the KaXov g pyov, the ErepoScSaaxaXEav, the Sca/3E13atouaOat, &c., of the others, and contains one or two specific phrases of its own.