102. LYCOPODIUM. 1. UEOSTACHYS. a 2 . SUBSELAGO. 35 



9.9. Leaves 6 co-farious O. 



3. Leaves 6 8 mm. long, mostly rigid. 



. Leaves canaliculate (involuto-conduplicate). (16) L. laxum. 

 .*. Leaves flattened. (17) L. gunturense. 



3.3. Leaves 10 15 mm. long, thin to moderately firm. 

 4. Leaves ascending. 



5. Leaves about 1l^U mm. broad. (18) L. carinatum. 

 &.&. Leaves about 7V 2 2 mm. broad. (19) L. proliferum. 

 4L.&. Leaves horizontal or spreading. (20) L. ulicifolium. 



l.f. Leaves 15 25 mm. or more long; spikes 7V 2 15 mm. diam. 



(21) L. Dalhousianum. 



(15) Ei. tetrastichum. JEw?/ ? L. carinatum, Desv., var. laxum, 

 Christ, Fil. Saras., IV, 447; L. Sarasinorum, Christ, 1. c., I, 34; II, 217, 

 tab. II, fig. 1112. 



Shoots pendulous, 40 60 long, mostly once or twice forked, the stem 

 and branches square, 4 6 mm. diam. including the leaves. Leaves 

 4-farious, ascending, close, 5 8 mm. long, conduplicate, 3 4 mm. 

 broad when flattened, acute, entire, firm but not rigid, broadly decurrent, 

 with a decurrent keel. Spikes double, square, 520 mm. long, 23 mm. 

 diam. ; sporophylla triangular-ovate, acuminate, keeled, about l l* as long as, 

 and relatively broader than, the barren leaves. The description is taken 

 from specimens occurring in the Buitenzorg Herbarium, the original 

 diagnosis being unavailable to me. 



British India to Polynesia. 



(16) L. lax 11 in. 8pring 9 Mon., I, 60; L. carinatum, Desv., Rac., 

 Flor. Btz., I, 239, p. p. 



Shoots pendulous, 35100 cm. long, often 23 times dichotomously 

 branched, the stem and branches 4 6 mm. diam. including the leaves. 

 Leaves much ascending, 6 9-farious (arranged in spurious whorls of 3), 

 imbricate, rigid, acerose, subulate, 6 8 mm. long, 1'A 2 mm. broad 

 at the base, acute, entire, canaliculate-conduplicate above, distinctly keeled 

 or costate beneath, the very base slightly narrowed, decurrent. Spikes 



(') See also (24) L. squarrosum Forst. and (29) JL. plnlfollum Bl. 



