EXPLANATION OF PLATES. 



Plate 1. Fig. 1, Plwrddendron uncinatum, Robinson, n. sp. Fig. 2, Bursera 

 malacophi/lla, Robinson, n. sp. Fig. 3, fruit of ray-flower of Acanthospermum micro- 

 carpum, Robinson, n. sp. Fig. 4, fruit of ray-flower in Acanthospermum hispidum, 

 DC. Figs. 5, 6, 7, Telunthem Helleri, Robinson, n. sp. Fig. 8, leaf of Te/anthera 

 Hellei-i, var. obtusior, Robinson, n. var. Fig. 9, Scalesia Helleri, Robinson, n. sp. 

 Fig. 10, the same, a pale of tlie disk. 



Plate 2. Fig. 1, Pilea Baurii, Robinson, n. sp. Fig. 2, Telanthera Snodgrassii, 

 Robinson, n. sp. Fig. 3, Acnistus insularis, Robinson, n. sp. Fig. 4, Bidens refracta, 

 Brandegee. Fig. 5, Euphorbia nesiotica, Robinson, n. sp. 



Plate 3. Fig. 1, Scalesia Hopkinsii, Robinson, n. sp. Figs. 2, 3, Scalesia micro- 

 cephalu, Robinson, n. sp. Figs. 4, 5, 6, 7, Scalesia narbonensis, Robinson, n. sp. 

 Fig. 8, Scalesia Snodgrassii, Robinson, n. sp. 



