December 31, 1910] New AND INTERESTING GESNERACEAE 949 
smooth, yellowish, the size of a man’s small finger, sparing- 
ly branched; the branches ascending or erect; leaves crowded 
toward the ends only, horizontal or slightly ascending, flat, 
submembranous, dull green above, alternate, much lighter 
green beneath, the nerves covered with yellowish appressed 
hairs; inflorescence horizontal, all the stalks and calyx dense- 
ly covered with silky brown hairs; flowers subpendulous, 
odorless; petals pure white; filaments also white, bearing light 
yellow anthers; pistil greenish. "''Tabis" is the Bagobo name. 
Represented by number 11700, Elmer, Todaya (Mt. Apo), 
Mindanao, September, 1909. 
This genus is primarily distinguished from Rhyncotechum 
Bim. by the alternate leaves. R. (?) tenue Clarke was collect- 
ed iu the vicinity of Manila. 
PARABOEA Ridl.: 
Paraboea ridleyi Elm. n. sp. 
Low, perennial herb; stems usually more than one from 
the same root cluster, 15 cm. long but frequently much shorter 
and occasionally longer, 1.25 cm. thick, loosely attached to 
the soil by the numerous wiry roots. Leaves densely cluster- 
ed at the top, subalternate, spreading in a rosette manner, 
flat or shallowly concave on the grayish yellow under sur- 
face, coriaceous, the upper dark green surface crinked by 
the strongly projecting veins beneath, very variable in size, 
grayish, lanose on the upper side but nearly glabrous in the 
old leaves, beneath densely cremeus lanose, margins entire 
or coarsely and obscurely dentate, oblong to ovately oblong, 
the average blades 1 dm. long, at least 4 cm. wide across 
the middle or below it, obtuse or bluntly acute at apex, 
base cordate or obliquely obtuse with inequilateral sides; pet- 
iole stout, similarly hairy, varying from 1 to 7 cm. long; 
midrib conspicuous beneath, with 7 to 9 oblique and con- 
spicuously erinked lateral pairs which are usually forked above 
the middle. Inflorescence erect, from the uppermost leaf axils, - 
cytnosely paniculate above the middle; peduncles 1 cm. long 
more or less, brown, subcompressed and grooved along the 
upper side, short, glandularly hairy; branchlets subtended 
