i86 



PIPER— PISONIA 



PIPER:— 



rectamentum, Trelease in Contrib. U. S. Nat. Herb. 



xxvi. i8o (1929). — Costa Rica. 

 rectispicum, Trelease in Mem. N. Y. Bot. Gard. 



vii. 225 (1927). — Boliv. 

 recuperatum, Trelease in Contrib. U. S. Nat. Herb. 



xxvi. 132 (1929). — Costa Rica. 

 reventazonis, Trelease, l. c. 172. — Costa Rica. 

 rhizocaule, Trelease injourn. Arnold Arb. 1928, ix. 



149. — N. Guin. 

 rhodocarpum, Trelease, l. c. — N. Guin. 

 rhodostachyum, Trelease in Contrib. U. S. Nat. 



Herb. xxvi. 158 (1929). — Costa Rica. 

 rogaguanum, Trelease in Mem. N. Y. Bot. Gard. 



vii. 225 (1927). — BoHv. 

 rotundibaccum, Trelease in Contrib. U. S. Nat. 



Herb. xxvi. 164 (1929). — Costa Rica. 

 rugosifoHum, Trelease, !. c. 185. — Costa Rica. 

 rurrenbaqueanum, Trelease in Mem. N. Y. Bot. 



Gard. vii. 225 (1927). — BoHv. 

 sabanillanum, Trelease in Fedde, Repert. xxiii. 9 



(1926). — Cuba. 

 sablanum, Qidsumb. in Philipp. Journ. Sc. 1930, 



xHii. 15, 135 : P. caninum, var. sablanum, C. DC. 

 sancti-feHcis, Trelease in Contrib. U. S. Nat. Herb. 



xxvi. 35 (1927). — Panama. 

 san-lorenzanum, Trelease, I. c. 29 : Artanthe 



trinervia. 

 santo-domingense, Trelease in Fedde, Repert. xxiii. 



310 (1927). — Hispaniola. 

 scabriseptum, Trelease in Journ. Wash. Acad. Sc. 



1929, xix. 336. — Honduras. 



scalpens, Trelease in Contrib. U. S. Nat. Herb. 



xxvi. 176 (1929). — Costa Rica. 

 scintillans, Trelease,!. c. 179. — CostaRica. 

 seductum, Trelease, l. c. 135. — Costa Rica. 

 signatum, Trelease, l. c. 152. — Costa Rica. 

 silvanorum, Trelease, l. c. 169. — Costa Rica. 

 simile, Quisttmb. in Philipp. Journ. Sc. 1930, xliii. 



II, 34. — Ins. PhiHpp. (Luzon). 

 sinuatifoHum, Trelease in Contrib. U. S. Nat. 



Herh. xxvi. 147 (1929). — Costa Rica. 

 sinuatispicum, Trelease in Fedde, Repert. xxvi. 342 



(1929). — Hispaniola. 

 spathelHferum, Quisumb. in Philipp. Journ. Sc. 



1930, xHii. 10, 164. — Ins. PhiHpp. (Luzon). 

 speratum, Trelease injourn. Wash. Acad. Sc. 1929, 



xix. 336. — Honduras. 

 spicilongum, Trelease in Contrib. U. S. Nat. Herb. 



xxvi. 177 (1929). — Costa Rica. 

 squaH-pelHculum, Trelease, I. c. 178. — Costa Rica. 

 stenocladophorum, Trelease, I. c. 168. — Costa Rica. 

 Stevensi, Trelease, I. c. xxvi. 27 (1927). — Panama. 

 stipulosum, Sodiro, Contrib. Fl. Ecuator. Monogr. 



I. 148 (1900). — Ecuador. 

 Storkii, Trelease in Contrib. U. S. Nat. Herb. xxvi. 



32 (1927). — Panama. 

 subcaudatum, Trelease, l. c. 31. — Panama. 

 subdilatatum, Trelease, l. c. 35. — Panama. 

 subdivaricatum, Trelease, I. c. xxvi. 163 (1929). — • 



Costa Rica. 

 subhirsutum, Trelease, I. c. 179. — Costa Rica. 

 sublaevifolium, Trelease, l. c. 147: P. laevifolium, 



C.DC. 

 submolle, Trelease, l. c. 178. — Costa Rica. 

 subnudispicum, Trelease, l. c. xxvi. 26 (1927). — 



Panama. 

 subpuberulum, Trelease in Fedde, Repert. xxiii. 7 



(1926). — Cuba. 

 subquadratum, Trelease in Contrib. U. S. Nat. 



Herb. xxvi. 174 (1929). — Costa Rica. 

 subsericeum, Trelease, l. c. 141. — Costa Rica. 

 subtrinerve, Trelease, l. c. xxvi. 29 (1927). — 



Panama. 

 subvariabile, Trelease, l. c. xxvi. 145 (1929). — 



Costa Rica. 

 subzhorquinense, C DC. ex Trelease, I. c. 142. — 



Costa Rica. 

 sulcinervosum, Trelease, l. c. 159. — Costa Rica. 

 sumideranum, Trelease in Fedde, Repert. xxiii. 9 



(1926). — Cuba. 

 surubresanum, Trelease in Contrib. U. S. Nat. 



Herb. xxvi. 148 (1929). — Costa Rica. 

 svidifolium, Trelease in Mem. N. Y. Bot. Gard. 



vii. 225 (1927). — Boliv. 

 tabanicidum, Trelease in Contrib. U. S. Nat. Herb. 



xxvi. 162 (1929). — Costa Rica. 



PIPER:— 



tacamahaca, Trelease in Contrib. U. S. Nat. Herb. 



xxvi. 144 (1929). — Costa Rica. 

 talamancanum, Trelease, I.c. 173. — Costa Rica. 

 tapianum, Trelease, l. c. xxvi. 30 (1927). — Panama. 

 tarrazuense, Trelease, l. c. xxvi. 142 (1929). — 



Costa Rica. 

 tecumense, Trelease, I. c. xxvi. 29 (1927). — 



Panama. 

 telembi, E. Garcia in Los Ofidios Venenosos del 



Cauca, 65 (1896); Exell injourn. Bot. 1928, Ixvi. 



292. — Colomb. 

 thebaudianum, Trelease in Fedde, Repert. xxiii. 312 



(1927). — Hispaniola. 

 tilaranum, Trelease in Contrib. U. S. Nat. Herb. 



xxvi. 131 (1929). — CostaRica. 

 tinctum, Trelease, I. c. 153. — Costa Rica. 

 torbecanum, Trelease in Fedde, Repert. -xxiii. 310 



(1927). — Hispaniola. 

 torresanum, Trelease in Contrib. U. S. Nat. Herb. 



xxvi. 177 (1929). — Costa Rica. 

 tortuosipilum, Trelease, I. c. 148. — CostaRica. 

 trachydermum, Trelease, I. c. xxvi. 33 (1927). — 



Panama. 

 tractifolium, Trelease, I. c. x.xvi. 166 (1929). — 



Costa Rica. 

 trichophlebium, Quisumb. in Philipp. Joiirn. Sc. 



X930, xliii. 9, 24, non seq. — Ins. Philipp. 



(Palawan). 

 trichophlebium, Trelease in Contrib. U. S. Nat. 



Herb. xxvi. 177 (1929): P. hirsutum, var. Ton- 



duzii, C. DC. 

 trichopus, Trelease, l. c. xxvi. 25 (1927). — Panama. 

 trigonocarpum, Trelease in Fedde, Repert. xxiv. 363 



(1928). — Hispaniola. 

 tsuritkubense, Trelease in Contrib. U . S. Nat. Herb. 



xxvi. 174 (1929). — Costa Rica. 

 tungurahuae, Sodiro, Contrib. FI. Ecuator. Monogr. 



I. Nuev. Adicion. i (1900). — Ecuador. 

 turbense, Trelease in Contrib. U. S. Nat. Herb. 



xxvi. 30 (1927). — Panama; Colomb. 

 unguiculiferum, Trelease, I. c. xxvi. 149 (1929). 



— Costa Rica. 

 valetudinarii, Trelease, I. c. 178. — CostaRica. 

 vanderveldeanum, Trelease in Fedde, Repert. xxiii. 



312 (1927). — Hispaniola. 

 ventoleranum, Trelease in Contrib. U. S. Nat. 



Herb. xxvi. 184 (1929). — Costa Rica. 

 venulosum, Trelease, I. c. 132. — Costa Rica. 

 verruculigerum, Trelease, I. c. 165. — Costa Rica. 

 vexans, Trelease in Journ. Wash. Acad. Sc. 1929, 



xix. 336. — Honduras. 

 vicinum, Trelease in Contrib. U. S. Nat. Herb. 



xxvi. 157 (1929). — Costa Rica. 

 villistipulum, Trelease, I. c. 162. — Costa Rica. 

 villosisquamulum, Trelease, I. c. 158. — Costa Rica. 

 viridibaccum, Trelease in Journ. Arnold Arb. 1928, 



ix. 150. — N. Guin. 

 viridicaule, Trelease in Contrib. U. S. Nat. Herb. 



xxvi. 32 (1927). — Panama. 

 viridifolium, Trelease, l. c. xxvi. 139 (1929). — 



Costa Rica. 

 viridispicum, Trelease, I. c. 138. — Costa Rica. 

 vitabundum, Trelease, l. c. xxvi. 38 (1927). — 



Panama. 

 Wallichii, Hand.-Masz. Symbolae Sinicae, Pt. 7, 



155 (1929): Chavica Wallichii. 

 Williamsii, Trelease in Contrib. U. S. Nat. Herb. 



xxvi. 32 (1927). — Panama. 

 xanthoneurum, Trelease, l. c. xxvi. 132 (1929). — 



Costa Rica. 

 yaranum, Trelease in Fedde, Repert. xxiii. 8 (1926). 



— Cuba. 

 yoroanum, Trelease injourn. Wash. Acad. Sc. 1929, 



xix. 337. — Honduras. 

 zarumanum, Trelease, I. c. 1926, xvi. 205. — • 



Ecuador. 

 zonulatispicum, Trelease in Contrib. U. S. Nat. 



Herb. xxvi. 164 (1929). — Costa Rica. 



PIPERANTHERA, C. DC. in Candollea, i. 67 

 (i923),inclavi. PIPERACEAE. 

 cupularis, C. DC. l. c, in adnot.: Peperomia 

 cupularis. 



PIPTADENIA, Benth. (Legumin.). 



Griffoniana, E. G. Baker, Legum. Trop. Afr. 794 

 (1930) : Pentaclethra Griffoniana. 



PIPTADENIA:— 



insignis, E. G. Baker, Legum. Trop. Afr. 792 (1930) : 



Newtonia insignis. 

 opacifolia, Ducke in Arch. Jard. Bot. Rio de 



Janeiro, v. 125 (1930). — Reg. Amaz. 

 pseudo-flava, Pittier in Trab. Mus. Com. Venez. 



{Bol. Minist. Relac. Exter. Nos. 8 & 9), 10 (1927). 



— Venez. 

 racemifera, Ducke ifi Arch. Jard. Bot. Rio de 



Janeiro,v. 124(1930). — Reg. Amaz. 

 robusta, Pittier in Trab. Mus. Com. Venez. {BoL 



Minist. Relac. Exter. Nos. 8 & 9), 11 (1927). — 



Venez. 

 rubescens, Pittier, l. c. 10. — Venez. 

 stipulacea, Ducke in Arch. Jard. Bot. Rio de 



Janeiro, v. 126 (1930): P. communis, var. stipu- 



lacea, Bcnth. 

 Voronoffii, Pittier in Trab. Mus. Com. Venez. (BoL 



Minist. Relac. Exter. Nos. 8 & 9), 12 (1927). — 



Venez. 



PIPTANTHUS, Sweet (Legumin.). 



bombycinus, Marquand in Journ. Linn. Soc, Bot. 

 xlviii. 169 (1929). — S. E. Tibet. 



PIPTOCHAETIUM, J. Presl (Gramin.). 



Hackeli, Parodi in Rev. Fac Agron. & Vet., 



Buenos Aires, vii. 162 (1930): Stipa Hackeli. 

 montevidense, Parodi, I. c 163 : Caryochloa monte- 



vidensis. 

 \-errucuIosum, Henrard in Meded. Herb. Leid. No. 



54 A. 380 (1927), in adnot.: Stipa verruculosa. 



PIPTOSPATHA, N. E. Brown (Arac). 



elongata, A^. E. Brozvn in Bot. Mag. sub t. 7410 



(1895), in obs.: Rhynchopyle elongata. 

 marginata, N. E. Broivn, I. c, in obs. : Rhynchopyle 



marginata. 



PIPTOSTIGMA, Oliv. (Annonac). 



giganteum, Hulchinson & Dalziel, Fl. W. Trop. 



Afr. i. 52 (1927); Hutchinson & Dalziel in Kejv 



Bull. 1927, 151. — Nigeria. 

 mayumbense, Exell in Journ. Bot. 1926, Ixiv. 



Suppl. 10. — Congo Lusit. 



PIPTURUS, Wedd. (Urticac). 



Forbesii, Krajina in Occas. Papers Bishop Mus., 



Honolulu, ix. No. 3, 6 (1930). — Ins. Sandvic 

 Skottsbergii, Krajina, I. c 3. — Ins. Sandvic 



PIQUERIA, Cav. (Compos.). 



glutinosa, Sch. Bip. ex Kraschen. in Not. Syst. 

 Herb. Hort. Petrop. iii. 161 (1922), in syn.r 

 Alomia glutinosa. 



PIQUETIA, N. E. Brown; N. E. Brown in PhilHps, 

 Gen. S. Afr. FI. PI. 248 (1926), descr. ampl. 

 FICOIDACEAE. 

 Pillansii, N. E. Brotmi, I. c 249: Mesembryanthe- 

 mum Pillansii. 



PIRIQUETA, Aubl. (Turnerac). 



australis, Urb. in Jahrb. Bot. Gart. Berlin, ii. 69 



(1883).— Parag. 

 seticarpa, Rusby in Mem. N. Y. Bot. Gard. vii. 308 



(1927). — Boliv. 

 tovarensis, Urb. injahrb. Bot. Gart. Berlin, ii. 69 



(1883).— Venez. 



PIROCYDONIA, H. Winld. (Rosac). 

 [Pyrus + Cydonia, insitione.] 

 Winkleri, Daniel ex Bois in Rev. Hort. 1914, n. s. 

 xiv. 27, hybr. artif. asex. 



PISCIDIA, Linn. (Legumin.). 



havanensis, Urb. & Ekman in Fedde, Repert. xxii. 



362 (1926) : Ichthyomethia havanensis. 

 ovalifoHa, Larraiiaga, Escritos D. A. Larraitaga, 



ii. 235 (1923) [Pub. Inst. Hist. Geog. Urug.]; cf. 



Gray Herb. Card Cat., Issue 1 17. — Urug. 



PISONIA, Linn. (Nyctaginac). 



byrsonimifolia, Heimerl & Ektnan in Fedde, 



Repert. xxiv. 225 (1928). — Cuba. 

 combretifolia, Chodat & Hassler in Btdl. Soc Bot. 



Geneve, 1925, S6r. II. xvii. 128 (1926), in obs. 



— Parag. 

 domingensis, Heimerl in Arkiv Bot., Stockh. xxii. A. 



No. 8, 16 (1929): Torrubia domingensis. 

 Ekmani, Heimerl in Fedde, Repert. xxiv. 227 (1928). 



— Cuba. 



