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one of the following islands, the Moluccas, Amboina, Ternate, 
Gilolo, etc., showing that the floristic relationships of the Phi- 
lippines in this direction are by no means confined to Celebes. 
The following list represents our present knowledge of the 
species confined to Celebes and the Philippines: Acrosorus, a 
genus of three species, two Philippine and one’ Celebesian, 
Anisogonium alismaefolium Christ, Asplenium persicifolium J. Sm., 
Athyrium Cumingii Milde, A. deltoideum Milde, A. Sarasinorum 
Christ, Cyclophorus Sarasinorum C. Chy., G. sphaerostichus ©. Chr., 
Dryopteris adenophora ©. Chr., D. diversiloba Christ, D. Metle- 
mana Hieron., Lindsaya Sarasinorum Christ, Polypodium decrescens 
Christ, Gleichenia Koordersii Christ, Podocarpus Pilgeri Yoxw., 
Aglaonema Haenkei Schott., Dioscorea sp. nov., Ficus celebica 
Miq., £. chrysolepis Miq., F. clusioides Miq., F. Minahassae Mig , 
Celtis philippinensis Blanco, Spiraeopsis celebica Miq. a monoty- 
pic genus, Rubus celebicus BL., Dalbergia Minahassae Prain, Gle- 
ditschia Rolfei Vid., Pithecolobium subacutum Benth., Clianthus 
Binnendyckianus 8. Kurz, Pterocarpus echinatus Pers., Wallaceo- 
dendron celebicum Koord. a monotypic genus, Micromelum tephro- 
carpum Turez., Aglaia macrobotrys Turcz., Reinwardtiodendron, a 
genus of two species, one in the Philippines and one in Cele- 
bes, Actephila gigantifolia Koord., Mallotus Cumingit Muell. Arg., | 
M. leucocalyr Muell. Arg., Strophioblachia jimbricalyer Boerl. a 
monotypic genus, Koordersiodendron pinnatum Merr. a monotypic 
genus (also in New Guinea), Semecarpus Perrottetii March, Hlae- 
ocarpus Cuming Turez., Columbia serratifolia DC., Sterculia oblon- 
gata R. Br., Yarrietia Riedeliana Oliv., Ternstroemia toquian F. 
-Vill., Cratoxylon celebicum Bl. , Terminalia comintana Meryv., Medi- 
ntlla Cumingit Naud., Astronia Cumingiana Vid., Anompanar, a 
genus of three species, two in Celebes and one in the Philip- 
pines, Vaccinium microphyllum Bl., Palaquium celebicum Burck., 
Couthovia celebica Koord., Fagraea plumeriaefolia A. DC., Ichno- 
carpus ovatifolius A. DC., Cordia Blancoi Vid., Hemigraphis Cu- 
mingiana Nees, H. rapifera Hallier f., Sarcocephalus glaberrimus 
Miq., Momordica ovata Cogn., and Scaevola Minahassae Koord. 
The most striking feature of this Philippine-Celebes list is 
