XXXIV SYNOPSIS OF THE SPECIES. 



the branches very acute ; dissepiments only at the forking of the branches 

 and ramuli; articulations veiy long. (Tab. CLXXIV.) 



292. rectangularis ; filaments loosely tufted, setaceous, rigid ; branches opposite, 

 horizontal, distant, set with short, opposite, very patent ramuli ; articula- 

 tions 2-3 times as long as broad. (Tab. XII.) 



293. Macallanaj filaments setaceous, rigid, flexuous, loosely bundled, much 

 branched ; branches alternate, very patent ; ramuli short, recurved, simple, 

 obtuse; articulations twice or thrice as long as broad. (Tab. LXXXIV.) 



294. Hutchinsiae ; filaments setaceous, rigid, crisp, glaucous-green, flexuous, 

 loosely tufted ; ramuli erecto-patent, simple or pectinulate on the inner face ; 

 apices very obtuse; articulations 2-3 times as long as broad. (Tab. 

 CXXIY.) 



295. diffusa; filaments subsetaceous, loosely tufted, rigid, full green, flexuous, 

 much branched ; branches distant, irregularly subdivided, or subdichoto- 

 mous, ramulose above ; ramuli simple, secund ; articulations 3-4 times as 

 long as broad. (Tab. CXXX.) 



296. nudaj rigid, slender, straight, dull green, sparingly dichotomous ; branches 

 few, scattered, appressed; articulations many times longer than broad. 

 (Tab. CCCLI.) 



297. rupestrisj capillary, rigid, dark green, straight, bushy; branches erect, 

 crowded, densely clothed with appressed, opposite or alternate ramuli ; ar- 

 ticulations 3-4 times as long as broad. (Tab. CLXXX.) 



298. lsetevirens j much branched, bushy, yellow-green; branches crowded, re- 

 peatedly divided, flexuous ; ramuli secund, blunt, of few articulations ; ar- 

 ticulations of the branches six times, of the ramuli thrice, as long as broad. 

 (Tab. CXC.) 



299. flexuosaj capillary, tufted, flexuous, pale green, much branched; branches 

 set with curved secondary or tertiary branches, which are pectinated with 

 short, simple, secund, curved ramuli ; articulations 3-4 times as long as 

 broad. (Tab. CCCLIII.) 



300. gracilis j filaments very long, capillary, flexuous, silky, much branched, 

 yellow-green ; main branches angularly bent ; ramuli pectinate, secund, 

 much attenuated, elongate; articulations 3-5 times longer than broad. 

 (Tab. XVIII.) 



301. Balliana; filaments very long, extremely slender and soft, grass-green, 

 excessively branched ; penultimate branches virgate and set with slender, 

 secund, short ramuli ; articulations of the branches eight to ten times, of 

 the ramuli six to eight times, as long as broad. (Tab. CCCLVI.) 



302. Rudolphianaj filaments very long and slender, flexuous, soft, much 

 branched, yellow-green; branches irregular; ultimate ramuli very long, 

 pectinate, patent; articulations many timesl onger than broad. (Tab. 

 LXXXVI.) 



303. refractaj filaments capillary, bright green, very much branched ; secondary 

 branches quadrifarious, repeatedly divided ; branchlets closely set and 

 widely spreading ; ramuli pectinated ; articulations twice or thrice as long- 

 as broad. (Tab. XXIV.) 



304. albidaj tufts dense, elongate, silky or spongy, soft; filaments exceedingly 

 slender, decompound ; branches patent, the upper ones frequently opposite ; 

 ramuli opposite or secund; articulations 4-5 times as long as broad. 

 (Tab. CCLXXV.) 



305. lanosa; filaments slender, short, yellow-green, forming dense, globular 



