New SPECIES or SOUTH AMERICAN PLANTS 55 
mens small, about two-thirds the length of the calyx-lobes. 
Style short, stout, 
"^A shrub 4 to 5 feet high, moderately common on open 
land, top of San Lorenzo Ridge, 7000 to 7500 feet, F ebruary 27, 
the plants then going out of flower." (Herbert H. Smith, 
Colombia, No. 1701.) No. 2758 is the same. 
Gaya rubricaulis. 
Yellowish gray-tomentellate throughout. Stems nearly a 
meter high, slender, erect, terete, branched at the top, the 
branchlets slender, sub-erect. Petioles 6 to 10 mm. long, the 
stipules 3 mm. long and broad, triangular, acuminate, per- 
dent 
teeth and sinuses mostly obtuse, thickish, the venation slightly 
impressed above, prominent beneath, 2 or 3 pair o secondaries 
radiating from the base, one or two above on each side, con- 
nected by a coarse reticulation. Peduncles axillary, in fruit 
2 cm. long. Fruiting calyx 2 cm. broad, lobed about half-way, 
the lobes broader than long, widely spreading, mucronate, the 
. point erect. Persistent central carpel-tube 3 mm. high, 5 mm. 
Specimen unique, collected in Bolivia by M. Bang, probably 
near Cochabamba, without number. 
Malvastrum micranthum. 
