40 INTRODUCTION 



uliginosum Z. var. microphyllum Lange (Warming), V. Oxycoccos L. (Warming). 

 Cassiope hypnoides Don (Warming). 



Oleaceae. — Sp. of Jasminum (Treviranus). 

 Leniibulariaceae. — Pinguicula lusitanica L. (Henslow). 



Boraginaceae. — Cerinthe aspera Roth (Comes). Asperugo procumbens Z. 

 (Knuth). 



Solanaceae. — Petunia nyctaginiflora _/««. (Comes). Nicotiana Tabacum (Darwin), 

 N. rustica Z., Hyoscyamus albus Z. (Comes). Solanum tuberosum, many cultivated 

 varieties (Gard. Chron., London, xiv, 1880, p. 115). 

 Gentianaceae. — Gentiana Andrewsii (Asa Gray). 



Scrophulariaceae. — Verbascum Thapsus and V. Lychnitis (Darwin), V. phlo- 

 moides Z. (Comes). Celsia coromandelina Vahl (Comes). Scrophularia pere- 

 grina Z. (Comes). Vandellia nummularifolia (Darwin). Veronica agrestis (Darwin). 

 Euphrasia Odontites and E. officinalis (Darwin). Calceolaria (Darwin). Mimulus 

 luteus (Darwin). CoUinsia bicolor Benth. (Delpino), C. verna Null. (Delpino). 

 Pedicularis lanata Cham, and P. hirsuta Z. (Nathorst). Antirrhinum majus, peloric 

 form (Darwin). 



Labiatae. — Ajuga reptans (Darwin). Salvia Horminum (Hoffmann). 

 Primulaceae. — Primula mollis (Darwin). Centunculus minimus (Ascherson). 

 Chenopodtaceae. — Chenopodium ambrosioides (Hildebrand). Beta vulgaris 

 (Darwin). 



Bromeliaceae. — Billbergia zebrina (Fr. Muller). 

 Orchidaceae. — Ophrys apifera and a few other Orchids (Darwin). 

 Scitaminaceae. — Hedychium coronarium (Fr. Muller). Alpinia sp. (Fr. Miiller). 

 Liliaceae. — Allium Cepa (Darwin). 



Iridaceae. — Marica sp. al. (Fr. Muller). Cypella sp. (Fr. Muller). Gladiolus 

 sp. (Treviranus). Trimeriza sp. (Fr. Muller). 



Marantaceae. — Canna Warscewiczi (Darwin). Thalia dealbata Desf. (Pedicino). 

 Grammeae. — Zea Mays (Darwin, Knuth). Sp. of Festuca, Poa, and Bromus 

 (Beijerinck). Avena sativa (Hoffmann). Triticum vulgare Z. (Rimpau, Hoffmann), 

 T. turgidum (Hoffmann), T. monococcum Z. (Beijerinck). Hordeum vulgare and 

 trifurcatum (Hoffmann). 



Further contributions to our knowledge of self-fertile plants are given (cf. 

 Loew, ' Einfiihrung,' p. 314) by: Th. Meehan (Proc. Acad. Nat. Sci., Philadelphia; 

 Nature; Pub. Univ. Pa. Sci. Bot., Philadelphia; The Amer. Nat., Boston; Bot. 

 Gaz., Chicago ; Bull. Torrey Bot. CI., New York, &c.), Caruel (Nuovo Giorn. 

 bot. ital., Firenze, x, 1878), A. S. Wilson (J. Bot., London, New Series, iv, 1875; 

 Trans, and Proc. Bot. Soc, Edinburgh, xi and xii, 1873-4), G. Henslow (Nature, 

 xiv, 1876; Trans. Linn. Soc, London, Series 2, i, 1877; Pop. Sci. Rev. xviii, 

 1879), '^c. The observations published in these works are so numerous that they 

 cannot here be dealt with individually, but reference must be made to the original 

 works. 



