/.PPF.NDIX. 
SCOI.OPBNDRIUM VULGARE, VAR. DRUMMOND^. 
Fig. I. F imbriate projection from edge of frond (much enlarged), p. Pro- 
thallus developed by culture on moist soil, rh. Root-hairs. 
c. Thick fleshy cushion. 
Fig. 2. Portion of frond, natural size, showing fimbriate projections 
terminating in pp incipient prothalli. 
Figs. 3, 4, 5, 6. Prothalli (x 4) developed after severance of fimbriate 
projections from frond and insertion in soil. 
