(B. ) C.V.Morton, C.V.Morton, (B. ), C.V.Morton, (B. ), C.V.Morton,, and C.V.Morton, (D. ), ?Contr. U.S. Natl. Herb. 29: 64. 1944.?, 1944.

(B. ) C.V.Morton, C.V.Morton,, and C.V.Morton, (B. ), ?Contr. U.S. Natl. Herb. 29: 67. 1944.?, 1944.

(B. ) C.V.Morton, C.V.Morton, (B. ), C.V.Morton, (D. ), C.V.Morton,, C.V.Morton,, C.V.Morton,, and C.V.Morton, (B. ), ?Contr. U.S. Natl. Herb. 29: 58. 1944.?, 1944.