38 ERYTHEA. 
«+ Involucral bracts more or less united into a disk, other 
and smaller bracts above them. 
9. M. perfoliata. Claytonia perfoliata, Donn; Willd. 
Sp. ii. 1186. Light-green; leaves deltoid or ovate to lanceo- 
late, long-petioled involucral pair of bracts completely united: 
racemes peduncled.—Common from Vancouver Island to 
Mexico; also in Chili. 
10. M. rubra. Whole plant livid red: leaves deltoid or 
rhomboid, abruptly narrowed to a margined petiole: scapes 
3 to 6 inches high; involucral bracts completely united, or 
slightly open on one side; raceme nearly or quite sessile.— 
Oregon and Washington; common in pine woods. 
ll. M. parviflora. Claytoma parviflora, Dougl.; Hook. 
Fl. 1. c. 225 +.73. Light-green: leaves spatulate to filiform: 
involucral bracts completely united, or distinct on one side: 
raceme sessile or peduncled.—Oregon and California. 
12. M. spathulata. Claytonia spathulata, Dougl.; Hook. 
Fl. lc. 226 t. 74. Succulent and glaucous: leaves slender 
and terete, or becoming spatulate: involucral bracts either 
wholly united and the disk shorter on one side, or joined 
together on one side only and that throughout or in part: 
raceme nearly or quite sessile——Oregon and adjacent Calif. 
13. M. gypsophiloides. Claytonia gypsophiloides, F. & 
M. Sem. Petr. ii. 33. Leaves elongated filiform; involucral 
bracts similar, united on one side: raceme simple.—California. 
14. M. tenuifolia. Claytonia tenuifolia, T. & G. Fl. 
j. 201. Whole plant more or less glaucous, 1 to 4 inches 
high: leaves linear; involucral bracts either linear and 
joined on one side, or completely connate into an orbicular 
disk: raceme usually sessile. 
+ + Involucral leaves distinct; petals subequal. 
++ Perennials with creeping rootstocks; racemes without 
ractlets. 
