CRASSULACEA. 391 
arcte coherentia, corollam tubulosam formantia, 3-4 lineas longa, lobis ovatis, acutis, fere 
erectis; stamina 10, fauci tubi inserta, inclusa, alternis brevioribus; squamule parve, 
subcarnose, truncate, retuse. Carpella 5, polysperma.—Umbilicus mexicanus, Schl. in Linnea, 
xiii. p. 409. : 
Sourn Mexico, without locality (Jurgensen, 616, in part), Mineral del Monte 
Ehrenberg). .Hb. Kew. | . 
25. Cotyledon mucronata, Baker in Ref. Bot. sub t. 55. n. 4. 
Echeveria mucronata, Schl. in Linnea, xii, p. 411, et Hort. Hal. p. 19, t. 10. 
Souta Mexico, Mineral del Monte, Omitlan, and Cuesta Blanca (Ehrenberg). 
26. Cotyledon nevadensis, Watson, Fl. Calif. i. p. 212. 
CALIFORNIA.—NortaH Mexico, Sonora. 
27. Cotyledon nodulosa, Baker in Ref. Bot. t. 56. 
MEXxIco. 
28. Cotyledon nuda, Baker in Ref. Bot. t. 57. 
Mexico. . 
29. Cotyledon pachyphytum, Baker in Ref. Bot. i. sub t, 59. n. 12. 
Pachyphytum bracteosum, Kl. Bot. Mag. t. 4951. 
Mexico. 
30. Cotyledon (Echeveria) parviflora, Hemsley, Diag. Pl. Nov. pars 1, p. 9. 
Herbacea (annua ?), glabra, caule erecto simplici, foliis radicalibus ignotis, caulinis sessilibus carnosis 
lineari-oblongis acutis adscendentibus basi solutis deorsum productis, floribus parvis sessilibus 
in cymas parvas spicatim dispositis vel spicatis. 
Herba (annua?) stricta, erecta, glaberrima, caule simplici gracili, 4-10-pollicari. Folia radicalia 
ignota; caulina sessilia, carnosa, adscendentia, lineari-lanceolata, 4-8 lin. longa, acuta, basi 
soluta, deorsum producta. Flores numerosi, 2-3 lin. longi, sessiles, purpureo-maculati, in 
cymas 2-3- floras spicatim dispositi vel spicati, bracteis foliis simillimis ; calycis lobi inzequales, 
foliis simillimi, petalis fere zquilongi, ovato-oblongi, obtusi; corollz lobi vix carnosi, fere ad 
medium coherenti, ovati, acuti, apice patenti, dorso carinati; stamina 10, tubo inserta, inclusa ; 
squamule parve, truncate. Carpella 5, polysperma, cornuta ; semina minuta, oblonga. 
Norra Mexico, region of San Luis Potosi, 6000 to 8000. feet (Parry & Palmer, 238) ; 
Sours Mexico, Mount Zacoalco, near Guadalupe, valley of Mexico (Bourgeau, 729), 
Real del Monte (Coulter, 39), Guadalupe (Bilimek, 172). Hb. Kew. 
This differs from all previously described species of this section in its small flowers, 
small leaves, and slender stem. The petals spread at the tips, and are apparently 
traversed longitudinally by numerous very thin reddish lines on a lighter ground. 
31. Cotyledon pubescens, Baker in Ref. Bot. i. sub t. 56, et iii. t. 197. 
Echeveria pubescens, Schl. in Linnza, xiii. p, 411, et Hort. Hal. p. 19, t. 9. 
SoutH Mexico, valley of Mexico (Bourgeau, 730). Hb. Kew. 
32. Cotyledon pumila, Baker in Ref. Bot. t. 62. 
Echeveria pumila, Schl. Hort. Hal. p. 20. _ 
Mexico. 
