257 
but no specimens, I could not do otherwise than accept the determination. He 
now regards my plants as distinct. Judging by the description, the two species 
are very different, P. mengtzeense being related rather to P. argutum. 
Polypodium (Selliguea) Bolster! Copel. sp. nov. 
Eliizomate late repeiite, 2-3 mm. crasso, paleis, subatris aculeato-ovatis 
2-3 mm. longis vestito, deiiique undo; frondibiis sparsis^ sessilibus vel 
brevi-stipitatisj 20-30 cm. longis^ 1-2 cm. latis, utrinqiie sensitii atten- 
itatis, integris, glabris, membranaceis ; venis primariis flexiiosis, mar- 
giueni vis attingentibus^ venatione teniiiore irregiilare, venulis liberis 
iiiclusis; soris irregiilaribus, elongatis vel in seriebns solitariis instructis, 
venis primariis parallelibns. (Tab. IV A.) 
Mindanao, Surigao. Bolster s. n. 
Different from P. Selliguea in the almost sessile fronds, irregular areolae, and 
short sori. 
Polypodium (Selliguea) Feel Mett. 
Mindanao, Prov. of Surigao. Bolster 337. 
Java. 
GLEICHENIA Sm. 
Gleichenia dolosa Copel. nom. nov. (Dicranopteris dolosa Copeland in Perkins’s 
Fragmenta FI. Philip. (190.5) 193.) 
Gleichenia crassifolia (Presl) Coj)el. (Mertensla crassifolia Presl in Epim. 
Bot. p. 23, Tal). 13.) 
This has been treated as a form of G. linearis, but seems to me to have very 
sufficient specific characters. Our specimens are from Mount Apo, Mindanao; 
Copeland 1100, 1458, lie Yore and Hoover 342. 
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