RHAPIDOPHYLLUM (from Rhapis, and phyllon, a leaf; in reference to its resemblance to the genus Rhapis, both producing suckers freely--a character by no means common in the Palm family) ORD. Palmae. A monotypic genus. The species is a low, greenhouse palm, with a short erect or creeping trunk. For culture, see Chamaerops. RHAPIDOPHYLLUM Hystrix (porcupine). Blue Palmetto. fl. yellow, minute; spathes about four, oblong, woolly, acutely two-lipped; spadix small, short-peduncled. June and July. fr. a small drupe l. 3ft. to 4ft. high, circular in outline, deeply and unequally plicate, and cut into numerous two to four-toothed divisions, silvery beneath, on triangular, rough-edged petioles; sheaths persistent, composed of oblique fibres interwoven with numerous strong, erect spines. Trunk 3ft. to 4ft. long. Southern United States, 1801. SYN. Chamoerops Hystrix (I. H. 1883, 486).