278 



ROSACEAE 



Prunus xeroparpa: Hemsley, W. B. {Ann. Bot. Lond. 

 IX. 152-153. 1895.) 



PURSHIA (Kunzia) 

 CandoUe, A. P. de. Remarks on two genera of plants to be 



referred to the family of the Rosaceae, in a letter to Sir J. E. 



Smith. {Linn. Soc. Trans. XII. 152-158. 1818.) 

 [Greene, E. L.] The genus Kunzia. {Pillonia, II. 298-299. 



1889-92.) 

 P. glandlllosa: Ciirran, JI. K. Descriptions of some Cali- 



fornian plants collected by the writer in 18S-1. {California 



Acad. Sci. Bull. I. (1884-86), pp. 151-155. 1886.) 



Purshia glandulosa (p. 153). 



— Coville, F. v. [Kunzia glandulosa.] {Contrib. United 

 States Nat. Herb. IV. 92-93. 1893.) 



— Jones, M. E. [Purshia tridentata var. glandulosa.] {Cali- 

 fornia Acad. Sci. Proc. ser. 2, V. (1895), p. 680. 1896.) 



P. tridentata: Lindley, John. Purshia tridentata. {Bot. 

 Reg. XVII. 1446, pi. 1831.) 



PYGEUM (Germahia) 

 Miquel, F. A. W. Pygei species novae. {Ann. Mus. Bot. 



Litgd.-Bat. I. 212. 1853-64.) [Malayan species.] 

 Hance, H. F. Note on the genus Pygeum Gaertn. {Jour. 



Bot. XVI. 87-88. 1878.) 

 P. acuminatum : Colebrooke, H. T. {Linn. Soc. Trans. 



XII. 360-361, pi. 18. 1818.) 

 P. africanum: Hooker, Sir J. D. {Linn. Soc. Jour. Bot. 



VII. 191-192. 1864.) 

 P. brevlstllum: Schumaim, Karl, (/n Schumann, K[arl] 



& HoLLRUNG, M[ax]. Die Flora von Kaiser Wilhelms Land, 



pp. 93-94. 1889.) 

 P. latif olium : Presl, K. B. [Germaria latifolia.] {In his 



Epimeliae botanicae, p. 221. 1849.) 

 P. oocarpum: Stapf, 0[tto]. {Linn. Soc. Trans. Bot. IV. 



144. 1894r-96.) 

 P. parvifiorum: Teysmann, J. E. & Binnendijk, S[imon]. 



{Natuurk. Tijdschr. Ned. Indie, II. 309. 1851. — Also in 



their Plantae novae Horti bogoriensis ... p. 22. [1854.]) 

 P. persimile: Kurz, Sulpiz. {As. Soc. Bengal Jour. XLI. 



pt. 2, p. 306. 1872.) 

 P. Turnerianum: Bailey, F.M. {Queensland Dept. Agric. 



Bot. Bull VIII. 75-76. 1893.) 



PYRACAISTTHA (Sportella, Timbalia; Cotoneas- 

 TER spec, Crataegus spec, Mespilus spec) 

 Clos, D[ominique]. Des genres Pavia et Timbalia. {Soc. Bot. 



France Bull. XVIII. 175-17S. 1871.) 

 Hance, H. F. On Sportella, a new genus of Rosaceae. {Jour. 

 Bot. XV. 207-208. 1877.) 



P. coccinea: Santagata, Antonio. De Hippophae ram- 

 noidis veneno, et Mespili Pyracantae naturae sermo nee non 

 breves de . . . disquisitiones. {Acad. Sci. Inst. Bonon. Nov. 

 Comm. VII. 491-498. 1844.) 



■ — LotheUer, A[imable]. [Pyracantha vulgaris.] {Rev. Gen. 

 Bot. V. 519, pi. 19, 21. 1893.) [Morphological.] 



P. crenuiata : Lindley, Jolin. Crataegus crenulata. {Bot. 

 .Reff. XXX. 52, pi. 1844.) 



PYBUS Taxonomy 



Martins, E. W. 1779. — See vol. 1.262: Phytography. 



Miscellaneous taxonoaiic publications. 

 Schmidt, F[ranz]. {In his Oesterreichs allgemeine Baumzucht 



... IV. 15-21, 50-5S, pi. 193-200, 233-240. 1822.) 

 Desfontaines, Ren(5. {In his Catalogus plantarum Horti . . . 



parisiensis, ed. 3, pp. 408-409. 1829.) 

 Tausch, I. F. {Flora, XXI. pt. 2, p. 716. 1838.) 

 Flotow, [Julius] von. Ueber den Uuterschicd zwischen Apfel, 



Birne und Quitte, besonders in pomologischer Hinsicht. 



{MoimUschr. Pomol. I. 121-134, il. 1855. —Hamburg. Gart. 



Blumenzeit. XII. 555-567. 1S56.) 

 [Koch, Karl^ Die Kemobstgeholze oder die Arten des Ge- 



schlechtes Pirus. {Ver. Beford. Gartenb. Preuss. Wochenschr. 



IV. 204r-20S. 1861.) Notice sur les especes du genre 



Pyrus. {Belg. Hort. [XIV.] 214^224, 286-288, 349-352. 



1864.) 

 Meehan, Thomas. [Supposed hybrid between Pear and 



Apple.] (.lead. Nat. Sci. Philadelphia Proc. 1871, pp. 10- 



.11.) Bastard von Apfel und Birne. {Bot. Zeit. XXXJ. 



453-454. 1873.) 



Decaisne, J[oseph]. {In his Jardin fruitier ... I. 34 pi. 



1871-72.) 

 Salomon, C[arl]. Die Arten der Gattung Pirus und Sorbus; 



ein Beitrag zur Nomenclatur der Geholze. {Gartenfi. XXIII. 



328-333, 357-361. 1874.) 



List with synonyms. 



Masters, M. T. On certain smaU-fruited Pears. {Jour. Bot. 

 XIV. 225-229, 297-298, 1 pi. 1876.) — Reprinted: 6 pp. 



1 pi. O. n. t-p. [London, 1876.] 



Europe j 



Kitaibel, Paul. (Linnaea, XXXII. 581-583. 1863.) 

 Morogues, E[ud6xe, baron] de. Etude sur la pomologie natu- 



relle. {Soc. Agric. Sci. Orleans Mem. XXII. 54-82, 4 pi. 



1881.) — Reprinted: 31 pp. 4 pi. O. Orleans, 1880. 

 Many new names. 

 Gillot. X[avier]. Etude sur quelques Poiriers sauvages de Test 



de la France. (/?«;. Boi. I. 260-277; II. 328-330. 1882-84. 



— Serin. Flor. Select. II. apx. 18 pp. 1883.) 

 Terracciano, Nicola. Notizie intorno a certe piante raccolte a 



Castelporziano in quel di Roma, nel settembre del 1884. 5 pp. 



2 pi. {Istit. Incor. Sci. Nat. Napoli Atti, ser. 3, IV. no. 3. 

 1885.) [Pyrus amygdaliformis var., P. cuneifolia var.] 



Synopsis . . . 1890. — See vol. I. 429: Phytography. 



Italy. 



Asia 

 Bertoloni, Antonio. [Pyrus verrueulosa, P. granulosa.] 



{Accad. Sci. Bologna Mem. ser. 2, IV. 312, pi. 2-3. 1864.) 

 Ito, Tokutaro. {Bot. Mag. Tokyo, XIV. pt. 2, pp. 117-119. 



1900.) [Species of eastern Asia.] 



Morphology 



Schlotterbeck, P. J. 1755. — See vol. I. 142: Teratologt. 



Turpin, [P. J. F.]. Memoire sur la difference qu'offrent les 

 tissus cellulaires de la pomme et de la poire ; sur la formation 

 des concretions ligneuses de la derniere, celle des noyaux et 

 du bois, comparees aux concretions calcaires qui se trouvent 

 sous le manteau des Arions, et a I'ossification des animaux en 

 general. {Acad. Sci. Paris Mem. [ser. 2], XVII. 37-92, 4 pl. 

 1840.) 



Irmisch, Thilo. Botanische Mittheilungen. Monstrbse Birnen. 

 {Flora, XLI. 38-40, 1 pl. 1858.) 



[Koch, Karl.] Zur Verstandigung uber die Bildung des un- 

 teren Fruchtknotens, besonders bei den Birnen. {Ver. Be- 

 ford. Gartenb. Preuss. Wochenschr. XIV. 230-231. 1871.) 



Baillon, H[enri]. Sur le developpement des ovules des Pj'rus. 

 [1875.] {Soc. Linn. Paris Bull I. 45-47. 1SS9.) 



Lauche, W[ilhelm] & Wittmack, L[udwig]. Die Entwickelung 

 der Birne und des Apfels. (Fer. Beford. Gartenb. Preuss. 

 MonaUschr. XXII. 45S-460, pl. 6-7. 1879.) 



Gravis, .4[uguste]. 1880. — See vol. 1. 116: Morphology and 

 anatomy. Androscium. 



PotoniS, H[enry]. [Steinkorperchen der Birne.] {Bot. Ver. 

 Brandenb. Verh. XXII. Sitzber. p. 119. 1881.) 



Carriere, E. A. Formation de fruits sans fleurs. {Rev. Hort. 

 1884, pp. 391-395, il. 89-94.) 



Noll, F. 1886. — See vol. I. 115: Morphology and an.i.t- 

 OMY. Flower. 



Physiology 



Theorin, P. G. E. 1884. —See vol. I. 176; Physiology. 

 Metabolic processes. 



Enumeration of Species 

 P. amyg-daliformis: Pouzolz, [P. C] de. [Pyrus amyg- 

 daliformis var. B heterophylla.] 1856[-62]. — See vol. I. 

 411: Phytography. Fr.i.nce. 



— Bommiiller, J[oseph]. [Pyrus amygdaliformis var. tri- 

 loba.] {Bot. Centr. XXXVI.' 59. 1888.) 



— Terracciano, Nicola. [Pyrus amygdaliformis var.] {Istit. 

 Bot. Roma Ann. IV. (1889-90), p. 106. 1891.) 



— Haussknecht, C[arl]. {Thiiring. Bot. Ver. Mittheil. V. 101- 

 102. 1893.) 



P. austriaca : Kemer von MarUaun, .\nton, Ritter. {In his 

 Schedae ad floram exsiccatam austro-hungaricam . . . pt. 

 7, p. 15. 1896.) 



P. betulaefolia: Bimge, Alexander von. {Acad. Sd. St. 

 Pctcrsb. Mem. Sav. Etr. II. 101. 1835.) 



— S[argent], C. S. Pyrus betulifolia. {Card. & For. VII. 224- 

 226, il. 39. 1894.) 



P, ]Bol8slerIana: Boissier, E[dmond] & Buhse, F[edor]. 

 {Soc. Nat. Moscou Nouv. Mini. XII. 87. 1860.) 



