LYCOPODIACEAE 



Division PTERIDOPHYTA. Fernworts. 



Family LYCOPODIACEAE. Clubmoss Family. 

 A small family of small herbaceous plants of little use. 

 Wild species are gathered for Christmas decorations; a few 

 are grown in plant houses; and the following are sometimes 

 used for ground-covers! in shady places. 



LYCOPODIUM. Club Moss. Ground Pine. 

 Low often creeping evergreen flowerless herbs with over- 

 lapping 1-nerved small leaves, and microscopic spores of one 

 sort in small axillary or spiked sporangia. 



1. Leaves 1 4-ranked on fan-like branches. L. complanatum. 

 Leaves alternate, not on fan-like branches. 2. 



2. Spore-cases not in spikes. L. lucidulum. 

 Spore-cases in terminal spikes. 3. 



3. Spikes nearly sessile: plants tree-shaped. L. obscurum. 

 Spikes long-stalked, usually paired. L. clavatum. 



Family SELAGINELLACEAE. 



A small family, mainly of the tropics, of similar use to the 

 Lycopodiaceae. 



SELAGINELLA. 



^Small evergreen flowerless herbs with small 4- or 6-ranked 

 1-nerved leaves and small SDores of two kin^.s (rneea^s^ores 

 visible to the naked eye, and much smaller microspores) in 

 small axillary or spiked sporangia. 

 Upper and lower leaves smaller than the lateral. S. apus. 



