FICOIDE-E. 66 



1. HAMILLABLA, Ha worth. 

 1. JL Goodridgii, Scheer. Petals about 8, ovate, awned, dall y ellowiih. S. OaL 



2. ECHINOC ACTUS, Link & Otto. 

 1. XL 'viridescens, Natt Sepals and petals numerona, greenish: fruit scaly. S. CaL 



3. CEREUS, Haworth. 

 1. 0. Emoryi, Engelm. Flowers greenish yellow: fruit Bubgloboae, epiny. 8. CaL 



4. OPUNTIA, Toumefort. 



Joints much flattened, obovate: fruit juicy 1, 9 



Joints cylindrical: fruit green, fleshy: flowers red S 



1 . O. Engelmanni, Salm. Flowers yellow, 3 inches long. Santa liarbara, S. 



2. O. Ficus-Iadica, Mill. Fruit delicious. The Prickly Pear. 



3. O. prolifera, Engelm. Tree-like with spiny tubercles. San Diego. 



FICOIDE^. 



Ovary inferior: petals and stamens numerous: very fleshy 1 



Ovary superior: petals none: leaves opposite or whorled. 



Calys-lobes 5, petaloid: stamens many: succulent S 



Sepals 5, greenish: stamens 3 to 10: styles 3: not succulent. 8 



1. MESEMBKTANTEEKXTM, Llnnsens. 



1. M. sequilaterale, Haworth. Leaves equally 3-sided, very thick, oppodte. 



2. M. coocineimi, Haw. Leaves semi-cylindrical, a line broad. 



3. M. crystallinum, L. Leaves flat, covered with glistening papilla. 



2. SESUVIUM, Linnffius. 

 I. S. Portulacastrum, L. Calyx 3 to 5 lines long, more or less purpUjh. 



3. MOLLUGO, L. 

 I, ]L TerticilUlta, Li Slender: leaves spatulate: flowers fascicled, axillazj. 



UMBELLIFERJS. 



Hvbi with nsnally hollow stems, sheathing petioles and small flowers in simple or 



10 



