130 FICOIDE2E. 



1. M'ATVTTT.T.A-R.TA HaWOrth. 



L K. Qoodridgii, Soheer. Petals about 8, ovate, awned, ddll yellowish, & Oal 



2. ECHINOCACTUS, Link & Otto. 

 1. K. viridescens, Nutt Sepals and petals numerous, greenish: fruit scaly. 8L GaL 



3. CEB.ET7S, Haworth. 

 1. 0. JSfflOryi, Engelm. Flowers greenish yellow: fruit subgloboae, spiny. & CaL 



4. OPUNTIA, Tournefort. 



Joints much flattened, obovate: fruit juicy , .. 1, 2 



Joints cylindrical: fruit green, fleshy: flowers red 8 



1. O. Engelmanni, Salm. Flowers yellow, 3 inches long. Santa Barbara, & 



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



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



FICOIDEJJ. 



Ovary inferior: petals and stamens numerous: very fleshy. ....... .... ..... .... ...... 1 



Ovary superior: petals none: leaves opposite or whorled. 



Calyx-lobes 5, petaloid: stamens many: succulent. ... ...... . ................ 2 



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



1. MTtftTg^/TTtRYA W^H Kfn u nff ? Linnaeus. 



1. M. aequilaterale, Haworth. Leaves equally 3-sided, very thick, opposite. 



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



3. M. crystalluram, L. Leaves flat, covered with glistening papilla*. 



^ 8. SESUV1UM, Linnaeus. 

 t. 8. Portalacastniin, L. Calyx 3 to 5 lines long, more or less purpllah. 



3. KOLLUGO, L. 

 L VL vertiLoUIata U Slender: leaves spatulate: flowers fasdoldd, axfllary. 



UttBELLIFERJE. 



Herbs with usually hollow stems, sheathing petioles and small flowers in simple or 



