¥S 
© Stems chiefly upright; sporangia in axils of ordinary leaves 1. L. Selago 
(J Stems chiefly horizontal with erect or ascending branches; sporangia 
i in specialized strobili of numerous close-set sporophylls 
2, Aerial branches of bushy tufted habit by repeated upwardgy— 
/ L branching of stems, thus like a miniature tree; strobili 
\ sessile 2e Le obscurum 
Z, Aerial branches loosely >eoscesedty forking, sometimes tufted 
( but never Wenanotinbawlty ; strobili sessile or pedunculate 
4 Leaves pepneseettiety short, thick, awl-shaped, appressed; 
& strobili ca. 1 cm. long, sessile 3e L. sitchense 
ag cescrihed 
4 Leaves meeewttrke, linear-lanceolate, bristle-tipped, thin, 
4 
2 ae strobili ca, 3 om. long, pedunculate, 
in 2's or 3's 4. L. clavatum 
le Le Selago L. Fir Clutmoss, Stems several, erect, in compact stiffish 
tufts, 5-18 cm, tall, arising from short abundantly rooting prostrate stems 
clothed with persistent dead brown leaves; leaves of current season dark 
green, ascending or subappressed, linear-acuminate to an abruptly acute 
tip, 5-12 mm, long, entire; sporophylls more or less alternating with 
hi: ad. 
oe 
ordinary sterile leaves }ot—torming—oorebi ph little cate more triang= 
'g ular$ #&e@ sporangia reniform. 
“4 
3 Occasional, in deep woods and along rocky outcrops, 2700-5000 feet; 
; Plowboy lit., Sipe; N. Fk, Upper Priest R., Epling 7059; Fish Lake Cr., 
Epling & Houck 9484, Forms bearing vegetative gemmae in axils of most of 
leaves are not uncommon, 
RAP de ve 
