168 C Y P 



Exotic. 



Purvu'reus, (common morning glory, b. p. J. ) pubescent; leavei 

 cordate, entire; peduncles 2 to 5 flowered ; pedicels nodding, thick- 

 ened ; divisions of the calyx lanceolate ; capsules glabrous. Culti- 

 vated. 



41. CORNUS. (From Cornu, horn.) 



Canaden'sts, (dogweed, low-cornel. O. w. M. 1|.) herbaceous ; leaves 

 at the top, whorled, veiny, involucres ovate, acuminate ; fruit glo- 

 bose. 4 8. i. 



jFlo'rida, (false box, dogwood tree, w. y. M. 17) leaves ovate, acumi- 

 nate; involucres 4, very large, somewhat obcordate; fruit ovate 

 1530. f. 



115. CRAT^GUS. (From kratos, tough.) 



Cocci 'nea, (thorn-bush. O. w. M. V}) thorny ; leaves long petioled, 

 ovate, acutely-lobed, serrate, glabrous; petioles and pubescent ca- 

 lyx glandular ; flowers pentagynous. Var. viridis, has lance o tr at 

 leaves, sub-trilobate ; stem unarmed. 



31. CROCUS. 



Officina'lis, (saffron, y. Qj.) leaves linear, with re volute margins > .stig- 

 ma exsert, with long-linear segments. Var. sativus, having violet 

 corollas. 



1916. CUCUMIS. 



Exotic. 



Sati'vus, (cucumber, y. Ju. ) angles of the leaves straight ; pomact> 

 ous berry oblong, scabrous. Brought from Asia. 



13U 16. CUCURBIT A. (Latin word for gourd.) 



Exotic. 



Pep"o, (pumpkin, y. Ju. <v>) leaves cordate obtuse, sub 5-lobed, denti 

 culate ; pomaCeous berry roundish or oblong, smooth. Var. patiro, 

 has the fruit more or less flattened. From Asia. 

 Citnti"lus, (watermelon, y. Au. <v)) leaves o-lobed; the lobes sinuate 

 pinnatifid, obtuse ; pomaceous berry oval, smooth. Fruit watery, 

 often striped. From Africa and the south of Asia. 



171. CVNARA. 



Exotic. 



Scol'ymus, (garden artichoke. O. p. Ju. <?) very soft-pubescent ; leaves 

 broad lanceolate, sessile ; panicled racemes. 



CYNOGLOSSUM. (From kuon, a dog, and glossa, tongue.) 



Offici'nale, (hound's-tongue. O. p. Ju. J 1 ) very soft-pubescent ; leaves* 

 broad, lanceolate, sessile; panicled racemes. 



IS 2. CYPRIPED1UM. (From Kupris, name of Venus, and po- 

 dion, a slipper.) 



Fubes"cens. (yellow lady's slipper, y. M. 1{.) stem leafy; lobe of the 



