PHILirriNE ERICACEAE. 371 



1. VACCINIUM Linn. 



Flowers axillary, solitary or fascicled. 

 Leaves less than 2 cm long. 



Leaves entire 1. V. microphyllum 



Leaves crenate 2. V. whitfordii 



Leaves 5 to 10 cm long. 



Flowers 5 mm long or less 3. V. lanaense 



Flowers about 1.5 cm long 4. V. apoanum 



Flowers in axillary racemes. 

 Leaves 5 cm long or less. 



Leaves obtuse, acute, or slightly acuminate, never caudate-acuminate. 

 Leaves 4 to 5 cm long. 



Leaf-margins somewhat glandular; anthers not awned 5. V. banksii 



Leaf-margins not glandular; anthers with two prominent dorsal awns. 



6. V. palaioanense 

 Leaves 3 cm long or less. 



Leaves obtuse at the apex 7. V. pyriforme 



Leaves acute or somewhat acuminate at the apex. 



Leaves at least one-half as wide as long, oval 8. V. villarii 



Leaves more than twice as long as broad, oblong to oblong-lanceolate. 

 Racemes usually much longer than the leaves; pedicels 1 to 1.5 cm 



long; leaf-margins more or less glandular 9. V. vidalii 



Racemes usually shorter than the leaves: pedicels less than 1 cm 



long; leaf-margins not glandular 10. V. cumingianum 



Leaves long-caudate-acuminate. 



Yoimg branches and racemes more or less pubescent and with numerous 



pedicellate capitate glands 11. V. tenuipes 



Young branches and racemes glabrous 12. T'. caudnium 



Leaves exceeding 5 cm in length. 



Leaves distinctly petioled, petiole usually about 1 cm long, always .5 mm long 

 or more. 

 Flowers 1.5 to 2 cm long. 



The whole plant glabrous 13. V. harniidanum 



Leaves and inflorescence pubescent 14. T. indvtum 



Flowers 1 cm long or less. 

 The whole plant glabrous. 



Bracts, if any, caducous 15. V. ben(/iietcnse 



Bracts prominent, persistent 16. V. philippinense 



Inflorescence capitate-glandular 17. V. luzoniense 



Leaves subsessile or shortly petioled; petiole never exceeding 5 mm in lengtli ; 

 leaf-apex acute or slightly acuminate. 



Inflorescence glabrous; leaves sessile or subsessile 18. V. jagori 



Inflorescence and fruits somewhat pubescent; leaves distinctly petioled. 



19. V. halconense 



1. V. microphyllum Blume Bijdr. (1820) 851; ^liq. Mus. Bot. Lugd.-Bat. 1 

 (1863) 38; Merr. in Philip. Journ. fSci. 1 (1906) Suppl. 221. 



V. mindorense Rendle in Journ. Bot. 34 (1890) 355; Merr. in Philip. Journ. 

 Sci. 2 (1907) Bot. 293. 



iSIlNDORO, Mount Halcon (Dulangan), Whitehead in Herb. :Mus. Brit.; Merrill 

 5676; For. Bur. J^414 Merritt. Panay, Mount Midiaas. Yoder. Mindanao, Dis- 

 trict of Davao, Mount Apo, Copeland 1037, L'il7 and s. n. 

 77640 3 



