Flora of Papua New Guinea 
Lae National Herbarium 
1 3302 Thelypteridaceae 
Sphaerostephanos unitus (L.) Holtt. 
var. mucronatus (Christ) Holtt. 
keys to the var. on Holttum 
Morobe Province; NW of Waria River; low ridges S of 
Wara Pao, near Yai Village, colls, centered on 7° 57’ 
14” S, 147° 35’ 55” E, elev. ca. 200 m. 
collection sequence 13297-13325; common 
rhizomatous ground fern in regrowth; stipes 
atropurpureous, stele with 2 lateral strands uniting 
upwards into a U configuration; leaves medium green 
above, yellow green beneath, undersurfaces with 
sessile glands on veins. 
coll: W. Takeuchi et al. 13302 
date: June 12, 1999 
det.: WT, June 2001 
