Genus Neraudia — Cowan 
243 
straight except arcuate apically, 
mostly centripetally oriented but 
geometrically uneven sheen less 
marked . . . . N. angulata var. dentata 
3(1). Hairs on calyx lobes all or mostly 
straight ................... 4 
Hairs on calyx lobes all or almost all 
short, erect, uncinate; occasion- 
ally a few longer, straight, ap- 
pressed hairs on margins 
. .N. melasiomae folia var. parvifolia 
4(3). Few to many short, erect, uncinate 
hairs present on calyx mixed with 
numerous longer, straight hairs . . 5 
No uncinate hairs on calyx lobes 
( or staminate flowers unknown ) 8 
5 (4). Lower leaf surface with few hairs 
only, largely restricted to vena- 
tion . . 6 
Lower leaf surface with many hairs 
over entire surface 7 
6(5). Flowers sessile; calyx lobes thin. 
Leaves thin, usually palmate; 
veins not very strongly raised be- 
low; many short, erect or sub- 
erect, uncinate hairs on secondary 
and smaller vein branches ..... 
. . .N. me last omae folia var. uncinata 
Flowers usually pedicelled; calyx 
lobes thick, especially at tips. 
Leaves thick, often triplinerved; 
veins very strongly salient below; 
uncinate hairs, if present, scat- 
tered indiscriminately on lower 
leaf surface . N. 
melast omae folia var. rnelastomaefolia 
7(5). Calyx lobes membranous; lower leaf 
surface puberulent N. ovata 
Calyx lobes thin but not mem- 
branous; lower leaf surface 
densely pilosulose, hairs white or 
grayish, irregularly curving and 
bending . .N. sericea 
8 (4). Lower leaf surface with many hairs; 
not drying very pallid below ... 9 
Lower leaf surface with few or no 
hairs; drying very pallid below 
( staminate flowers unknown ) . . 
. . . .N. rnelastomaefolia var. pallida 
9 (8). Leaf margin entire 10 
Leaf margin irregularly undulate . . 
N. kauaiensis var. Helleri 
10 (9). Leaf base usually rotund, sub-cor- 
date; pubescence on lower leaf 
surface erect, more or less irregu- 
larly curving and bending 
.N. kauaiensis var. kauaiensis 
Leaf base cuneate; pubescence on 
lower leaf surface appressed or 
sub-erect, entirely straight 11 
11 (10). Calyx usually over 4 mm. long, 
averaging 5 mm. long. Leaves 
palmately nerved 
. . N. rnelastomaefolia var. pubescens 
Calyx 3-4 mm. long, averaging less 
than 4 mm. Leaves usually tripli- 
nerved .N. 
rnelastomaefolia var. Gaudichaudii 
Neraudia rnelastomaefolia Gaudichaud, Freyc. 
Voy. Uranie Bot.: 500, pi. 117, 1830. 
Boehmeria rnelastomaefolia (Gaud.) H. & 
A., Bot. Beechey Voy. 2: 96, 1832. 
Boehmeria rnelastomaefolia (Gaud.) Endl., 
Wien Mus. Naturgesch., Ann. 1: 165, 1836. 
Boehmeria rnelastomaefolia (Gaud.) Steudel, 
Norn. Bot. 2: 192, 1841. 
Shrub or small tree up to 6 m. tall, usually 
shrub less than 4 m. tall, main stem 1-5 cm. in 
diameter at base. Upper branchlets pilosulose, 
with few to many erect or appressed hairs, 
branchlets arcuate, lax, and pendent or erect. 
Petioles 1-5.5 cm. long, glabrous or pilosulose 
with few to many erect or appressed hairs. 
Leaf blades 4-19.5 cm. long, 1.5-7 cm. wide, 
elliptic, oblance-elliptic, lanceolate, elliptic- 
ovate, ovate, or oval, thin to thick, chartaceous or 
coriaceous, palmate or triplinerved; upper sur- 
face glabrous or sparsely pilosulose with few 
appressed, ascending hairs, lower surface glab- 
rous or pilosulose, hairs few to many, appressed 
or sub-erect, ascending, restricted to venation 
or evenly distributed over lower leaf surface, 
and none to many shorter erect or sub-erect, 
uncinate hairs; principal veins and primary 
branches slightly to markedly salient below; mar- 
gin entire, base cuneate or cuneate-decurrent to 
obtuse or sub-obtuse or slightly sub-cordate, leaf 
tip gradually or abruptly tapering into an acute 
