190 



PLOCOGLOTTIS— POINCIANELLA 



PLOCOGLOTTIS :— 



sororia,^. J'. Smitli in Nova Gidnea, xiv. 352 (1929). 



— N. Guin. 

 tropidiifolia, J. J. Smith, l. c. 353. — N. Guin. 



PLOIONIXUS, Van Tiegh. ex Lecomte, Not. Syst. 

 iv. 71 (1927), sine descr., in syn.: Viscum, Linn. 

 (Loranthac). 

 comorensis, Van Tiegh. ex Lecomte, l. c, in syn.: 

 Viscum comorense. 



PLUCHEA, Cass. (Compos.). 



Ferdinandi-Muelleri, Domin in Biblioth. Bot. Ixxxix. 



663 (1929), in obs. : P. tetranthera, var. tomentosa, 



Benth. 

 lanceolata, Peter in Abh. Ges. Wiss. Gottingen, n. f. 



xiii. II. 37, in obs., 93 (1928). — Tanganyika Terr. 

 nogalensis, Chiov. Fl. Somala, 197 (1929). — 



SomaHland. 

 rubelliflora, Domin in Biblioth. Bot. Ixxxix. 663 



(1929): Eyrea rubelliflora. 

 salicifoHa, Blake in Contrib. U. S. Nat. Herb. 



xxvi. 237 (1930): Conyza saHcifoHa. 

 sarcophyHa, Chiov. Fl. Somala, 198 (1929). — 



SomaHland. 



PLUKENETIA, Linn. (Euphorbiac). 



angustifoHa, Standley iii Pitbl. Field Miis. Nat. 

 Hist. Chicago, Bot. Ser. iv. 314 (1929). — • 

 Brit. Honduras ; Guatem. ; Honduras. 



PLUMERIA, Linn. (Apocynac). 



cuneifoHa, Helwig in Arkiv Bot., Stockh. xxii. A. 



No. 10, 44 (1929). — Haiti. 

 discolor, Urb. & Ekman in Arkiv Bot., Stockh. 



XX. A. No. 5, 36 (1926). — Haiti. 

 leuconeura, Urb. in Fedde, Repert. xxiv. 8 (1927). 



— Cuba. 

 longiflora, Urb. & Ekman in Arkiv Bot., Stockh. 



XX. A. No. 5, 38 (1926). — Haiti. 

 microcalyx, Standley in Tropical Woods, No. 16, 36 



(1928), nomen; et in Piibl. Field Mus. Nat. Hist. 



Chicago, Bot. Ser. iv. 254 (1929), descr. — 



Panama. 

 multiflora, Standley in Piibl. Field Mus. Nat. Hist. 



Chicago, Bot. Ser. viii. 33 (1930). — Mexico; 



Brit. Honduras. 

 oHgoneura, Malme in Arkiv Bot., Stockh. xxi. A. 



No. 6, 6 (1927). — Bras. (Matto Grosso). 

 trouinensis, Urb. & Ekman in Arkiv Bot., Stockh. 



XX. A. No. 5, 37 (1926). — Haiti. 



PLUMMERA, A. Gray (Compos.). 



ambigens, Blake in Journ. Wash. Acad. Sc. 1929, 

 xix. 276. — U.S.A. (Arizona). 



POA, Linn. (Gramin.). 



aha, Hitchcock in Proc. Biol. Soc. Wash. 1930, 



xHii. 93. — China (Shansi). 

 angustata, Parodi in Physis, ix. 13, 43 (1928): 



Festuca angustata. 

 arenicola, St.-Yves in Candollea, iii. 282 (1927): 



Festuca arenaria. 

 Berningeri, Pilger in Notizbl. Bot. Gart. Berlin, 



X. 761 (1929). — Chile. 

 Billardierei, St.-Yves in CandoUea, iii. 284 (1927): 



Triodia Billarderii. 

 Borisii, Stefanoff in Mitt. Konigl. Naturiv. Inst. 



Sofia, iii. 138 (1930). — Penins. Balcan. 

 brevis, Hitchcock in Contrib. U. S. Nat. Herb. xxiv. 



328 (1927). — Peruv. 

 crassicauHs, Pilger in Engl. jfahrb. Ixii. 458 (1929). 



— N. Guin. 

 crassinervis, Honda in Bot. Mag., Tokyo, 1926, 



xl.442. — Japon. 

 debiHor, Hitchcock in Proc. Biol. Soc. Wash. 1930, 



xHii. 93. — China (Shansi). 

 densa, Troitzky in Bull. Jard. Bot. Princ. URSS, 



xxvii. 619 (1928). — Transcaucas. 

 EngHshii, St. John in Mazama, ii. 64 (1929); cf. 



Gray Herb. Card Cat., Issue 127. — U.S.A. 

 ( Washington). 

 Friesiorum, Pilger in Notizbl. Bot. Gart. Berlin, 



ix. 1 127 (1927). — Kenya Col. 

 gaspensis, Fernald in Rhodora, 1929, xxxi. 46. — 



Quebec 

 geminata, Larraitaga, Escritos D. A. Larrailaga, 



ii. 45 (1923) [Pub. Inst. Hist. Geog. Urug.]; cf. 



Gray Herb. Card Cat., Issue 117. — Urug. 



POA:— 



granitica, Braun-Blanquet in Arch. Bot. Caen, Bull. 



1929, iii. 46. — Eur. centr. 



guatemalensis, Hitchcock in Proc. Biol. Soc. Wash. 



1927, xl. 81. — Guatem. 

 haemi, Hermann in Bull. Soc. Bot. Bulgar. iii. 43 



(1929). — Bulgar. 

 Hisauchii, Honda in Bot. Mag., Tokyo, 1928, xHi. 



132. — Japon. 

 involuta, Hitchcock in Proc. BioL Soc. Wash. 1928, 



xli. 159.— U.S.A.(Texas). 

 jubata, Larraiiaga, Escritos D. A. Larraiiaga, ii. 45 



(1923) [Pub. Inst. Hist. Geog. Urug.l; cf. Gray 



Herb. Card Cat., Issue 1 17. — Urug. 

 Keysserii, Pilger in Engl. jfahrb. Ixii. 460 (1929). — 



N.Guin. 

 Komarovi, Roshev. in Bull.Jard. Bot. Princ. URSS, 



xxvi. 286 (1927). — Kamchatka. 

 Kyberi, Trin. ex Hultm in Svensk. Vet.-Akad. 



Handl. Ser. III. v. No. i, 136 (1927), nomen. 



— Kamchatka. 

 labradorica, Steud.; Fernald in Rhodora, 1929, 



xxxi. 44, 78, descr. ampl. — Labrador. 

 languida, Hitchcock in Proc. Biol. Soc. Wash. 1928, 



xH. 159: P. debiHs, Torr. 

 macroglossa, Hackel ex Post, FI. Syria, Palest. & 



Swfl/, 885(1896).— Syria. 

 marcida, Hitchcock in Proc. Biol. Soc. Wash. 1928, 



xH. 158.— U.S.A. (Washington). 

 miHoides, Honda in Bot. Mag., Tokyo, 1927, xH. 



641. — Formosa. 

 nigriflora, Hitchcock in Contrib. U. S. Nat. Herb. 



xxiv. 330 (1927). — Peruv. 

 Paui, Font Quer in Cavanillesia, ii. 94 (1929), 



nomen . — Marocc . 

 perlaxa, Pilger in Notizbl. Bot. Gart. Berlin, ix. 1 128 



(1927) . — Kenya Col . 

 radiata, Larranaga, Escritos D. A. Larraiiaga, ii. 45 



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



Herb. Card Cat., Issue 1 17. — Urug. 

 remissa, Hitchcock in Proc. Biol. Soc. Wash. 1928, 



xH. 158.— U.S.A. (Washington). 

 sachaHnensis, Honda in Bot. Mag., Tokyo, 1927, 



xH. 641 : P. macrocalyx, var. sachaHnensis, Koidz. 

 saruwagetica, Pilger in Engl.Jahrb. Ixii. 459 (1929). 



— N.Guin. 

 shansiensis, Hitchcock in Proc. Biol. Soc. Wash. 



1930, xHii. 93. — China (Shansi). 



Smirnowii, Roshev. in Bull. Jard. Bot. Princ. 



URSS, xxviii. 381 (1929). — Sibir. 

 spiciformis, Hauman & Parodi in Physis, ix. 344 



(1929) : Aira spiciformis. 

 subHvida, Larraiiaga, Escritos D. A. Larraiiaga, 



1. 409 (1922) {Pub. Inst. Hist. Geog. Urug.]; cf. 



Gray Herb . Card Cat., Issue 123. — Bras. 

 superbiens, Hauman & Parodi in Physis, ix. 344 



(1929): Aira superbiens. 

 takeshimana, Honda in Bot. Mag., Tokyo, 1928, 



xHi. 133. — Corea. 

 taltalensis, Pilger in Notizbl. Bot. Gart. Berlin, x. 762 



(1929). — Chile. 

 Tangii, Hitchcock in Proc. Biol. Soc. Wash. 1930, 



xHii. 94. — China (Shansi). 

 tateyamensis, Honda injourn. Fac. Sc. Tokyo, Sect. 



III. Bot. iii. 86 (1930). — Japon. 

 tef, Zuccagni, Diss. Ist. Pianta Panizz. Abiss. 



(1774); cf. Trotter in BuII. Soc. Bot. Ital. 1918, 



61, 62. — Abyss. 

 transbaicaHca, RoshezK in BuII. Jard. Bot. Princ. 



URSS, xxviii. 382 (1929).— Sibir. (Transbaikal.). 

 vaHesiana, Honckeny, Verzeichn. Gewdchse Teutschl. 



i. 224 (1782) ; Becherer in CandoIIea, iv. 63 (1929), 



in syn.: Koeleria valesiana. 

 yatsugatakensis, Honda in Bot. Mag., Tokyo, 1929, 



xHii. 540.— Japon. 



POACYNUM, BaiH. (Apocynac). 



Hendersonii, R. E. Woodson in Ann. Missouri Bot. 



Gard. 1930, xvii. 167: Apocynum Hendersonii. 



POCULODISCUS, Danguy & Choux in Bull. Mus. 



Hist. Nat. Paris, 1927, xxxin. 103. SAPINDA- 



CEAE. 



LouveHi, Danguy & Choux, l. c. — Madag. 



PODANDROGYNE, Ducke in Arch. Jard. Bot. 

 Rio de Janeiro, v. 115 (1930). CAPPARIDA- 

 CEAE. 

 glabra, Ducke, l. c. — Reg. Amaz. 



PODISTERA, S. Wats. (UmbelHf.). 



alhensis, Jepson in Madroiia, i. 140 (1923). — U.S.A. 

 (CaHf.). 



PODOCARPUS, L'Herit. (Taxac; Conif., Gen. 

 Pl.). 

 Fleuryi, Hickel in Bull. Soc. Dendr. France, 1930, 



75. — Indo-China (Tonkin ; Anam). 

 HenckeHi, Stapf ex Dallimore & jackson, Hand- 

 book Conif. 45, 47 (1923). — Natal; Griqualand 

 East. 



PODOCmLUS, Blume (Orchidac). 



confusus, J. J. Sniith in BuII. Jard. Bot. Buitenz. 



S6r. III. viii. 358 (1927), in obs.: P. sciuroides. 

 L,zmu,J.J. Smith, I. c. xi. 72 (1930). — Ins. Molucc. 



(Halmahera). 

 mamberamensis, J. J. Snnth in Nova Guinea, xiv. 



368 (1929). — N. Guin. 

 obovatipetalus, J. J. Smith in Mitt. Inst. Bot. 



Hamburg, vii.47 (1927). — Borneo. 

 truncatus, J.J. Sniith in Svensk Bot. Tidskr. 1926, 



XX. 472 (1927). — Celebes. 



PODOLEPIS, Labill. (Compos.). 



gnaphaHoides, Domin in Biblioth. Bot. IxxxLx. 676 



(1929). — Austral. (Queensland). 

 jaceoides, Domin, I. c: ScaHajaceoides. 



POECILOSTACHYS, Hackel (Gramin.). 



Humbertii, A. Camus in Bull. Soc Bot. France, 



1928, Ixxv. 37. — Madag. 

 manongarivensis, A. Camus, I. c. 33. — Madag. 

 Perrieri, A. Canius, I. c 34. — Madag. 

 Stapfii, A. Camus, I. c. 36. — Madag. 

 tsaratananensis, A. Camus, l. c 35. — Madag. 

 Viguieri, A. Camus, I. c 36. — Madag. 



POGGEA, Guerke (Flacourtiac). 



Gossweileri, Exell in Joiirn. Bot. 1926, Ixiv. Suppl. 

 20. — Congo Lusit. 



POGOMESIA, Rafin. (CommeHnac). 



erecta, Standley in Journ. Wash. Acad. Sc 1927, 



xvii. 161 : Tradescantia erecta. 

 leiocalyx, Siandley, I. c : Tinantia leiocalyx. 



POGONARTHRIA, Stapf (Gramin). 



orthoclada, Peter in Fedde, Repert. Beih. xl. I. 

 Anhang, 79 (1930). — Tanganyika Terr. 



POGOSTEMON, Desf. (Labiat.). 



hortensis, Backcr ex K. Heyne, Nutt. PI. Ned.-Ind. 



ed. I, iv. 129 (1917), in obs. — Hort. 

 indicus, Kuntze, Um die Erde, 500 (1881): 



Origanum indicum. 



POHLIELLA, Engl. in Engl. Jahrb. Ix. 457 (1926). 

 PODOSTEMACEAE. 

 laciniata, Engl. I. c 458. — Cameroons. 



POIKILOGYNE, E. G. Baker (Melastomatac). 

 setosa, C. T. White & Francis in Proc Roy. Soc 

 Queensl. 1926, xxxviii. 251 (1927). — N. Guin. 



POLNCIANA, Linn. (Legumin.). 



punctata, Larraiiaga, Escritos D. A. Larraiiaga, 

 i. 30 (1922) [Pub. Inst. Hist. Geog. Urug.]; cf. 

 Gray Herb. Card Cat., Issue 123. — Argent. 



POINCIANELLA, Britton & Rose in N. Am. Fl. 

 xxiH. 327 (1930). LEGUMINOSAE. 

 acapulcensis, Britton & Rose, I. c 329: Caesalpinia 



acapulcensis. 

 affinis, Britton & Rose, I. c 328 : Caesalpinia affinis. 

 arida, Britton & Rose, I. c 332. — Mexico. 

 caladenia, Britton & Rose, I. c 329: Caesalpinia 



caladenia. 

 caHfornica, Britton & Rose, I. c 331: Poinciana 



caHfomica. 

 Clementis, Britton, l. c 333. — Cuba. 

 Conzattii, Britton & Rose, I. c 328: Poinciana 



Conzattii. 

 eriostachys, Britton & Rose, l. c 332: Caesalpinia 



eriostachys. 

 exostemma, Britton & Rose, l. c 328: Caesalpinia 



exostemma. 

 Gaumeri, Britton & Rose, l. c 333: Caesalpinia 



Gaumeri. 

 glandulosa, Britton & Rose, I. c 336: Caesalpinia 



glandulosa. 

 guanensis, Britton, l. c 333. — Cuba. 

 Hornei, Britton & Rose, l. c : Caesalpinia Homei. 



