Standl., ?Publ. Field Columbian Mus., Bot. Ser. 8: 43. 1930.?, 1930.

Standl., ?Publ. Field Columbian Mus., Bot. Ser. 4: 320. 1929.?, 1929.

Standl. and Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 22: 104. 1940.?, 1940.

Standl., ?Publ. Field Columbian Mus., Bot. Ser. 8: 149. 1930.?, 1930.

Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 18: 1568. 1938.?, 1938.

Standl., ?Publ. Field Columbian Mus., Bot. Ser. 4: 261. 1929.?, 1929.

Standl., ?Publ. Field Columbian Mus., Bot. Ser. 8: 42. 1930.?, 1930.

Standl. and Standl., ?Publ. Carnegie Inst. Wash. 461: 85. 1935.?, 1935.

Standl., ?Smithson. Misc. Coll. 68, no. 5: 16. 1917.?, 1917.

Standl., ?Publ. Field Columbian Mus., Bot. Ser. 4: 157. 1929.?, 1929.

Standl., ?J. Wash. Acad. Sci. 17: 15. 1927.?, 1927.

Standl., ?Smithson. Misc. Coll. 68, no. 5: 15. 1917.?, 1917.

Standl., ?Trop. Woods 37: 31. 1934.?, 1934.

Standl., ?Rhodora 34: 176. 1932.?, 1932.

Standl., ?Ann. Missouri Bot. Gard. 27: 336. 1940.?, 1940.

Standl. and Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 22: 103. 1940.?, 1940.

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Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 8: 42. 1930?, 1930.

Standl., ?J. Wash. Acad. Sci. 14: 243. 1924?, 1924.

Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 17: 391. 1938?, 1938.

Standl., ?Fieldiana, Bot. 27: 273. 1937?, 1937.

Standl., ?Field Mus. Nat. Hist., Bot.  Ser. 17: 273. 1937.?, 1937.

Standl., ?J. Arnold Arbor. 11: 127. 1930?, 1930.

Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 22: 170. 1940?, 1940.

Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 4: 259. 1929.?, 1929.

Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 4: 321. 1929.?, 1929.

Standl., ?Trop. Woods 52: 28. 1937?, 1937.

Standl. and Standl., (S. F. B. ), ?J. Wash. Acad. Sci. 17: 15. 1927?, 1927.

Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 18: 1567. 1938.?, 1938.

Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 22: 169. 1940?, 1940.

Standl. and Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 22: 101. 1940.?, 1940.

Standl., ?J. Wash. Acad. Sci. 17: 14. 1927?, 1927.

Standl., ?Trop. Woods 9: 12. 1927?, 1927.

Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 4: 260. 1929.?, 1929.

Standl. and Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 22: 100. 1940.?, 1940.

Standl., ?J. Wash. Acad. Sci. 15: 458. 1925?, 1925.

Standl., ?Publ. Field Mus. Nat. Hist.  Bot. Ser. 4: 322. 1929?, 1929.

Standl., ?Trop. Woods 10: 50. 1927?, 1927.

Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 4: 258. 1929.?, 1929.

Standl., ?J. Wash. Acad. Sci. 15: 460. 1925?, 1925.

Standl., ?Publ. Field Mus. Nat. Hist. Chicago, Bot. Ser. 4: 259. 1929.?.

Standl., Standl.,, Standl.,, Standl.,, Standl.,, and Standl., ?Publ. Carnegie Inst. Wash. No. 461, 84 (1935).?.

Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 18: 1567. 1938?, 1938.

Standl. and Standl., (M. ), ?J. Wash. Acad. Sci. 17: 16. 1927.?, 1927.

Standl., ?Publ. Field Mus. Nat. Hist., Bot. Ser. 22: 47. 1940?, 1940.

Standl., ?Trop. Woods 42: 32. 1935?, 1935.