278 FEENS : BEITISH AND POEEIGN. 



leaves generally imbricate, distictous, juugennannia-like, of 

 two sizes ; the smaller stipnlaeform. Sporangia reniform, 

 vertically bivalved, sessile in the axis of the leaves, or on oon- 

 tract«d teTminal spikes. Spores of two forms : in some, 

 sporangia {AnCheridcmgia) small and numerous; in others 

 {OopTtoridangia),-^-^, large. 



A. Plamt leafy on all sides. 



1. S. spiniilosa. Spring. Lycopodium selaginoides, Linn.; 



Schh. Fil. 1. 165 ; Eng. Bot. 1. 1148.— Europe, Britain. 



2. S. -uliginosa, Lah. Nov. Soil. 2, p. 104, t. 251,/. 2; WiMd. 



Sp. PI. 5, p. 32. — Australia and Tasmania. 



B. Lea/oes distichous. 



§ 1. Plants swr<ndose. 



f Stems decumbent, creeping. 



3. S. Apus, Spring. Monogr. p. 75. S. densa, Hort. Lycopo- 



dium Brasiliense, Eadd. Fil. Bras. 82, t. 1.— North 

 America and Brazil. 



4. S. Ziudoviciana, A. Braun. Revise, No. 5. — Louisiana. 



5. S. Helvetica, Linh ; Spring. Monogr. 2, p. 83. Lycopodium 



Helveticum, lAnn. — ^Europe, Switzerland. 



6. S. denticulata, lAnTc ; Spring. Monogr. 2, p. 82. Lyco- 



podium denticulatum, Linn. — Central Europe. 



7. S. delicatissima,.4. Braun. Revise, No. 8. S. microphylla. 



Spring. —Columbia. 



8. S. serpens, Spring. Monogr. 2, p. 102. Lycopodium 



serpens, Desv. S. mutabalis, Sort. S. variabilis. 

 Sort. S. Jamaicensis, Sort. — Jamaica. 



9. S. luieinata. Spring. Monogr. 2, p. 109. S. csBsia, Sort. — 



China. 



10. S. hortensis, Metten. Ml. Sort. Lips.p. 128. S. denticu- 



lata. Sort. — South of Europe. 



11. S. sarmentosa, A. Braun. S. patula. Spring. S. apo- 



thecia. Sort. — West Indies. 



12. S. Fceppigioaa, Spring. ; SooTc. FU. Exot. t. 56,— Tropical 



America. 



