42 FIELD COLUMBIAN MUSEUM BOTANY, VOL. i. 



PETREA, Linn. 



P. volubilis, Jacq. ? 



Yucatan, loc. ignot. (Johnson). 



DURANTA, Linn. 

 D. repens, Linn. 



Duranta Plumieri, Jacq. Island of Cozumel (Gaumer, 1885). 



VOLKAMERIA, Linn. 



V. ligustrina (R. Br.) Jacq. 



Clerodendron ligustrinum, R. Br. Yucatan, loc. ignot. (John- 

 soti). 



LIPPIA, Linn. 

 L. origanioides, H. B. K. 



Yucatan, loc. ignot. (Johnson). 



L. nodiflora (Linn) Michx. 



Verbena nodiflora, Linn. Island of Cozumel along the road to 

 Cedral, Jan. 5, 1895; also at Lagoona Colombia, Jan. 7. Col- 

 lected here by Dr. Gaumer in 1885, and on the Island of Hoi- 

 box in 1886. 



L. stoechadifolia (Linn.) H.B.K. 



Verbena stoechadifolia, Linn. Island of Cozumel (Gaumer, 

 1885). " Not common." 



L. sp. (Hemsl.) 



Island of Mugeres (Gaumer, 1886). 



CALLICARPA, Linn. 



C. acuminata, H.B.K., var. ? (Hemsl.) 

 Island of Cozumel, (GauMeri88$). 



AVICENNIA, Linn. 

 A. officinalis, Linn. 



A. tomentosa, Jacq. Island of Cozumel (Gaumer, 1885). 



A. nitida, Jacq. 



Island of Holbox (Gaumer, 1886). 



LABIATEAE. 



HYPTIS, Jacq. 

 H. capitata, Jacq. 



Yucatan, loc. ignot. (Johnson). 



H. pectinata, Poit. 



Island of Cozumel (Gaumer, 1886). 



