42 2. HEMITELIA. § 2. AMPHICOSMIA. 



7.7. Sort not costular. (3&) H. horridipes. 



e.e. Stipes ivith aerophores. (3c) H. hemichlamidea. 



(1) H. crcnulata. Mett., Rslg., Flor. Btz.,l,S8; Alsophilacrenulata, 

 Mett., Hk. Bk., Syn. Fil., 44, Cyatliea Baciborskii, Copel.^ Philipp. Journ., 

 IVC, 45; — var. subsimplicivenia, v. A. v. R., Bull. Btz., 1912, VII, 15. 



Trunk up to 3 m. high, 5 cm. thick. Stipes smooth or asperulous 

 like the main rachis with few very minute, scattered, elevated points 

 different in length, often bearing some much reduced pinnae at the base. 

 Fronds oblong, 140—150 cm. long. Pinnae short-stalked, lanceolate, to 

 45 cm. long. Pinnulae approximate, rather sessile or short-stalked, 6 — 10 

 cm. long, oblong, obtuse, the apex narrowed, subentire or crenulate, the 

 margin cut down nearly or quite to the costa. Ultimate segments (lobes 

 or leaflets) close, oblong or elongate-oblong, obtuse, subfalcate, 7'/j mm. 

 long, entire or crenulate. Texture membranaceous or herbaceous, flaccid 

 or firm; surfaces naked; upper surface bright-green, lower. paler; rachises 

 stramineous or subfuscous, hirsute above, beneath clothed with deciduous 

 tomentum, the covering intermixed with few subulate, fuscous scales, 

 at length often naked; costae hairy above, costae and costulae beneath 

 provided with more or less scattered, minute, buUate, acuminate, pale or 

 brownish scales; veins 6 — 9 on a side, the lower and central forked, the 

 higher simple. Son costular, 1 — 6 on a side, occupying the lower veins; 

 indusium small. 



Forma typica. — Sumatra, Java, PJdlippines. 



War. siibsimpliciveuia: Stipe and rachis more copiously 

 asperous with minute warts; veine simple, or the 1 — 4 lower occasionally 

 regularly or irregularly forked. — Java. 



(la) H. tonglonensiis, v. A. n. n.. Bull. Btz., 1912, VII, 14; 

 Cyathea Loheri, Christ, var. tonglonensis, Christ, Philipp. Journ., IF, 180; 

 C. fuliginosa, Gopel, Philipp. Journ., IV°, 43, p. p. 



Stipes pale-brown, deciduously pale-furfuraceous, beneath verrucose 

 or aculeate with small sharp prickles, above scaly with brown, linear- 

 subulate scales, bearing much reduced pinnae at the base; main rachis 

 hke the stipe but the under side rather verrucose, the scales of the 

 upper side intermixed with crowded brown hairs; rachises of pinnae like 



