180 
6. S. luzonensis, Age in Leaflets Philip. Bot. i. (1908), 
p. 332, partim; descr. emend. 
Folia aa acuta vel acuminata, basi rotundata, 
8-10 cm. longa, circiter 4 cm. lata, 5-nervia, subtriplinervia vel 
triplinervia, paginae superioris nervo medio tantum pubescente, - 
pagina inferiore glabra, venis omnino eminentibus. In- 
florescentiae_terminales, corymboso-paniculatae, circiter 5 cm 
longae. Calycis segmenta 0°75 mm. longa, triangulari-ovata, 
i911, 
re W. Hill Te | 
Patrrprine Istanps. Luzon: Lucban; Tayabas, Elmer 8251; 
Curran 19159. 
Elmer has included two different plants in his original descrip- 
tion (see A. W. Hill, K.B. l.c.). He has also overlooked some 
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recorded in the aipiadt description In K.B. 1911, p. 297 it 
was suggested that S. luzenensis might be allied to S. multt- 
flora, but a further study of the flowers shows the error of this 
view since the corolla ie are furnished with a transverse line 
of erect hairs, the anthers are bearded and the ovary glabro 
57. S. impressinervis, A. W. Hill; species ex affinitate D. 
Wenzelii, Merr., foliis ovato-lanceolatis acuminatis calycis 
segmentis late ovatiz marginibus membranaceis floribus majoribus 
praecipue differt 
Frutex bein (?), ramis in nee any abeaea 
Folia ovato lanceolate, sensim acum 5 ib ems m. longa, 
3-57 em. lata, plus minusve ahi 0G oe in siecitate 
fusca, gina cupeniaie vernicosa, inferiore fusco-hebetia, tripli- 
vel subtrinervia, nervis paginae superioris impressis venls 
distantibus inconspicuis; petioli 5 mm. longi, minute 
