300 



MODIFIED CIRCUMNUTATION. 



CHAP. VI. 



dicotyledonous series. A few remarks will have to 

 be made about many of the plants in the list. In 

 doing so, it will be convenient not to follow strictly 

 any systematic order, but to treat of the Oxalidse 

 and the Leguminosae at the close ; for in these 

 two Families the cotyledons are generally provided 

 with a pulvinus, and their movements endure for a 

 much longer time than those of the other plants in 

 the list. 



List of Seedling Plants, the cotyledons of which rise or sink at 

 night to an angle of at least 60 above or beneath the horizon. 



Brassica oleracea. Cruciferse (Fam. 

 14). 



napus (as we are informed 



by Prof. Pfefier). 



Raphaiius sativus. Cruciferse. 



Githago segetum. Caryophylleae 

 (Fam. 26). 



Stellaria media (according to Hof- 

 meister, as quoted). Caryophyl- 

 leae. 



Anoda Wrightii. Malvaceae (Fam. 

 36). 



Gossypium (var. Nankin cotton). 

 Malvaceae. 



Oxalis rosea. Oxalidse (Fam, 41). 



floribunda. 



articulata. 



Valdiviana. 



sensitiva. 



Geranium rotundifolium. Gera- 

 niaceae (Fam. 47). 



Trifolium subterraneum. Legu- 

 minosae (Fam. 75, Tribe 3). 



strictum. 



leucanthemum. 



Lotus ornithopopoides. Legumi- 

 nosae (Tribe 4). 



peregrinus. 



Jacobaeus. 



Clianthus Dampieri. Legumi- 

 nosae (Tribe 5) according to M. 

 Ramey. 



Smithia sensitiva. Leguminosae 

 (Tribe 6). 



Hsematoxvlon Campechianum. Le- 



guminosae (Tribe 13) accord- 

 ing to Mr. R. I. Lynch. 



Cassia mimosoides. Leguminosre 

 (Tribe 14). 



glauca. 



lloruhi. 



corymbosa. 



pubescens. 



tora. 



neglecta. 



3 other Brazilian unnamed 



species. 

 Bauhinia (sp. ?). Leguminosae 



(Tribe 15> 

 Neptunia oleracea. Leguminosae 



(Tribe 20). 

 Mimosa pudica. Leguminosie 



(Tribe 21). 

 albida. 



Cucurbitacese 



Cucurbitaceae. 



Cucurbitaceae. 



Umbelliferae 



Cucurbita ovifera. 



(Fam. 1D6). 



aurantia. 



Lagenaria vulgaris. 

 Cucumis dudaim. 

 Apium petroselinum. 



(Fam. 113). 



graveolens. 



Lactuca scariola. Compositae (Fam. 



122). 



Helianthus animus (?). Compositae. 

 Ipomoea caerulea. Convolvulacea 



(Fam. 151). 



pur p urea. 



bona-noi. 



