462 
DE CANDOLLE. 
alii peripherici. Limbi in sicco membranacei crebre pellucido-pnnctulati, 
superi nsqne ad 14 cm long! et 4.5 cm lati. Petioli nsque ad limbi latns 
longius 10 mm, inter limbi latera 1 mm longi. Limbi foliorum in- 
feiiorum minores, 4—6 cm longi ovato-lanceolati basi aequilatera cordulati, 
7-plinervii. Spicae fern. 10 cm longae rhachis 1 mm crassa. Bracteae 
pelta 0.75 mm diametro. Bacca 4 mm longa. 
Mindoro, Baco River, Merrill 1783, masc., April. Polillo, in ravines in hills, 
altitude about 100 m, scandent, fruit becoming brownish, Bur. Sci. 6853 Robinson, 
fern., August, Luzon, Province of Tayabas, in forests, Rimer 7382, 7621/, May, a 
lax and finely branched scandent shrub, the older stems rather wiry and thin; 
leaves soft, paler beneath; inflorescence pendulous, deep-red when mature (Elmer). 
Mindanao, District of Zamboanga, Sax River, William's 231/3 p. p., February. 
SPECIES INCERTAE SEDIS, VERISIMILLIME SECTIONIS EUPIPER. 
98. Piper Haenkeanum Opiz in Reliq. Haenk. 1 (1828) 150. 
Piper hirsutissimum Miq. Syst. Pip. (1843) 336. 
Bamis teretibus hirsutis, nodis , radicantibus, petiolis hirsutis, f'oliis 
inferioribns exacte cordatis, snperioribns cordato-ovatis oblongis lanceo- 
latisqne, 7-plinerviis, utrinque hirsutis, spicis filiformibus folia aequan- 
tibus (ex Opiz 1. c. et quoad nervationem ex specimine herbarii 
Haenkeani) . 
Luzon, Province of Sorsogon, near Sorsogon, HaenJce, fide Opiz l. c. 
99. Piper rufinerve Opiz 1. c. 159. 
Bamis teretibus glabris, nodis radicantibus, petiolis glabris, usque ad f 
longitudinis vaginantibus, foliis rotundato-ovatis subcordatisve, basi 
aequilateris apice acute acuminatis, 7.5 cm longis, 6 cm latis, 5-nerviis 
(ex Opiz 1. c. et ex specimine herbarii Haenkeani). 
Luzon, Eaenlce, fide Opiz l. c. 
100. Piper lividum C. DC. in Perk. Frag. FI. Philip. (1905) 155. 
Luzon, Province of Isabela, Malunu, Warburg 11930, sterile specimen. 
101. Piper taumanum C. DC. 1. c. 159. 
Mindanao, District of Davao, Warburg 11/71/1, sterile specimen. 
Sectio Muldera Hook. f. FI. Brit. Ind. 5 (1886) 79. 
§ Schizonephros C. DC. Prodr. 1 6 1 (1869) 241, emend. 
. Spicae solitariae, oppositifoliae. Flores dioici. Bracteae cum rhachi 
concretae, tantum basi et apice ab ea liberae et in cupulam florem 
includentem inter se connatae. Floris masculi stamina plura, usque ad 
10. Floris feminei ovarium liberum. 
102. Piper baccatum Bl. in Verh. Bat. Genoots. 11 (1826) 172, tab. 3. 
Mindanao, Lake Lanao, Camp Keithley, Mrs. Clemens s. n., September,' October. 
