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208 FIELDIANA: BOTANY, VOLUME 28 lateraliter acutis, a medio infero pinnatim venosis; petiolo ad 25 mm. longo ad medium et ultra vaginato; spiels 5 mm. crassis, 5 cm. longis; pedunculo viz 5 mm. longo; bracteis parvis rotundato-subpeltatis, conferte longeque pallido-fimbriatis; fructu subgloboso, brevistyloso. A climbing epiphytic glabrous nodose shrub; internodes slender, elongate; leaves subcoriaceous, deep glossy-green above, paler beneath, elliptic, 3.5-6 cm. wide x 10-15 cm. long, apex attenuately sharp-acuminate, base equilaterally acute, pinnate ly nerved from the lower half, the nerves 2-4 on each side or in large leaves with a faint fifth nerve near the base, the innermost pair connected with the midrib with shorter nerves upward, drying coriaceous, opaque, narrowly revolute; petioles up to 25 mm. long below, reduced upward, vaginate and narrowly winged to above the middle, drying somewhat corrugated; spikes white when in flower, pale green and 6-7 mm. thick in fruit when growing, 5 mm. thick x 5 cm. long when dry; peduncle scant 5 mm. long; bracts small, round-subpeltate, densely long pale-fringed; ovary ovoid, tapering into a short stout style; stigmas 3, small; fruit subglobose, somewhat granulate, glabrous. Type in herb. Chi. Nat. Hist. Mus., collected on southeast-facing, steep wooded slopes just below dry ridge and shrubby growth, Ptaritepui, state of Bolivar, alt. 1585-1600 m., November 10-11, 1944, Julian A. Steyermark 59996. Piper subalpinum Yuncker, sp. nov. Suffrutex 1-2 m. altus; internodiis superis conferte retrorseque bmnnco-hirtulis; foliis lanceolato-ovatis, 5-7 cm. lads, 12-19 cm. longis, apice sensim acuminatis, basi aequilatera liter rotundatis, supra gkbris, venis subtus adpresse hirtulis, a medio deorsum pinnatim venosis; petiolo 5-15 mm. longo conferte hirtulo, ad laminam vaginato-alato; spicis 5 mm. crassis, 5 cm. longis; pedunculo 15 mm. longo hirtulo; bracteis triangulari-subpeltatis, margine fimbriatis; fructu subgloboso; stigmatibus sessilibus. A branching soft-wooded subshrub 1-2 m. tall; upper internodes slender and rather short, densely retrorsely brown-hirtellous; leaves when living subcoriaceous to firmly membranous, rugose, dark green above, dull paler green beneath, lance-ovate, 5-7 cm. wide x 12-19 cm. long, apex gradually acuminate, base equilaterally rounded, pinnately nerved from below the middle, the nerves 4 on each side, impressed above, salient beneath, with prominent cross-connecting and anastomosing nervules, glabrous above, the nerves beneath appressed-hirtellous, drying coriaceous, subopaque, narrowly revolute; petiole from 5 mm. long above to 15 mm. long below, densely hirtellous, vaginate-winged to the blade; spikes erect-ascending, 5 mm. thick x 5 cm. long; peduncle 15 mm. long, hirtellous; bracts triangular-subpeltate, marginally fringed; fruit subglobose; stigmas 3, short, sessile.
BOTANICAL EXPLORATION IN VENEZUELA - I 209 Type in herb. Chi. Nat. Hist. Mus., collected on densely wooded slopes of narrow ridge between quebrada and summit, Sororopantepui', state of Bolivar, alt. 2130-2250 m., November 15, 1944, Julian A. Steyermark 60172.
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o 2 CM XI E> RAR.Y OF THL UNIVERSIT
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FIELDIANA: BOTANY A Continuation of
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NUMBER 1 LIST OF ILLUSTRATIONS TEXT
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PAGE 67. Emmotum ptarianum 342 68.
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CONTRIBUTIONS TO THE FLORA OF VENEZ
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BOTANICAL EXPLORATION IN VENEZUELA
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