THE PHILIPPINE 
Journal of Science 
C. Botany 
Vol. VI MARCH, 1911 . No. 1 
PHILIPPINE URTICACEAE. 
( Concluded. ) 
By C. B. Robinson. 
( From the Botanical Section of the Biological Laboratory, Bureau of Science, 
Manila, P. I.) 
10. BOEHMERIA Jacq. 
KEY TO THE PHILIPPINE SPECIES OF BOEHMERIA. 
Glomerules axillary. 
Alternate leaves or one of those of a pair very greatly reduced. 
Leaves rugose, reticulations conspicuous, stipules persistent.. 1. B. blumei 
Leaves very thin, not rugose, reticulations inconspicuous, stipules not 
persistent - 2. B. heterophylla 
Leaves of a pair not very unequal ..... 3. B. villosa 
Glomerules spicate, sometimes also axillary. 
Leaves alternate, spikes paniculately branched.. , 4. B. nivea 
Leaves opposite, spikes simple except in B. celebica. 
Stipules 8 to 13 mm long, spikes usually distinctly exceeding leaves and 
petioles. 
Leaves coriaceous, densely pubescent on both surfaces 
5. B. multiflora 
Leaves at most chartaceous, not densely pubescent on either surface. 
Stipules linear-lanceolate, leaves rigid, spikes simple. 
6. B. platyphylla 
Stipules wider, leaves less rigid, spikes usually branched. 
7. B. celebica 
Stipules 3 to 6 mm long, spikes little or not exceeding leaves. 
Leaves lanceolate to elliptic, rigid ... 8. B. densiflora 
Leaves wider, membranaceous 9. B. rupestris 
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