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128 FIELDIANA: BOTANY, VOLUME 28
oblong-lanceolate, hyaline, about 2.8 mm. long, about 0.4 ram. wide
at the base, subacute at the apex, slightly appressed-short-pilose on
the back or glabrate, not bearded; staminate florets: sepals 3, separate
practically to the base, narrow-lanceolate, about 2.8 mm. long,
about 0.3 mm. wide at the base, attenuate to the subacute apex,
sparsely pilose on the back toward the base, not bearded, not glanduliferous;
petals 3, connate into a hyaline tube about 1.4 mm. .long and
0.5 mm. wide, glabrous, 3-lobed and involute at the apex, not glanduliferous;
stamens 3; anthers white, oblong, about 0.2 mm. long;
pistillate florets: sepals 3, separate to the base, narrowly ellipticlanceolate,
about 3 mm. long, about 0.4 mm. wide, attenuate to the
sharply acute apex, rather sparsely or densely pilose on the back and
margins, not bearded, not gland uliferous; petals 3, connate at the
middle, hyaline, narrow-ellitpic, about 2.2 mm. long and 0.5 mm.
wide, acute, somewhat pilose on the back, not bearded, not glanduliferous;
style short, stout, about 0.4 mm. long, glabrous; stigmas 3,
about' 0.3 mm. long, densely papillose; style-appendages 3, elongate
to 1 mm., glabrous, epapillose, arising from the same place as the
stigmas; ovary ovate, about 0.5 mm. long, glabrous, 3-celled, 3-
ovulate.
Type in herb. New York Botanical Garden, collected around a
small stream on dry rocky slopes, summit of Cerro Duida, Brocchinia
Hills, Territorio Federal Amazonas, alt. 1700-1980 m., September 1,
1944, Julian A. Steyermark 58199.
Syngonanthus venezuelensis Moldenke, sp. nov.
Herba perenna pumila caulescens; caulibus usque ad 3 cm. longis
gracilibus brachiatis dense foliosis procumbentibus vel adscendentibus,
ad apicem plusminusve longe pilosis; foliis firmis linearibus
5-7 mm. longis non fenestratis obtusis parcioscule pilosis in statu
senectute glabrescentibus; vaginis gracilibus arete adpressis ca-
7 mm. longis parce pilosulis glabrescentibus; pedunculis gracilibus
solitariis ca. 1 cm. longis 2-costatis non tortis glabris.
Dwarf caulescent perennial, forming dense mats; stems about 3 cm.
long, slender, several-branched, densely leafy, procumbent or ascending,
more or less long-pilose with soft white hairs on the younger
parts; leaves firm, gray-green on both surfaces, linear except for the
sheathing base, spreading or recurved, 5-7 mm. long, less than 1 mm.
wide, not fenestrate, rounded at apex, rather sparsely and loosely
pilosulous on both surfaces, g la bre scent in age, the hairs very short,
white, appressed; sheaths slender, closely appressed to the peduncles,
about 7 mm. long, subequaling the leaves, sparsely pilosulous
like the leaves, glabrescent in age, obliquely split and
more or less ciliolate at the apex, the blade about 2 mm. long,
narrow-lanceolate, erect, blunt; peduncles slender, about 1 cm. long,
glabrous (or minutely pilosulous with appressed hairs at the apex),
2-costate, not twisted, usually one per branch; heads hemispheric,
about 5 mm. in diamtere; involucral bractlets stramineous, usually