JUNE 1 TO SEPTEMBER .30, 1920. 25 



50726 to 50966— Continued. 



50779 to 50829. Hoixus spp. Poaceae. 



50779. HOLCUS sorghum L. PoaceiC. Sorghum. 

 (Sorghum vulgare Pers. ) 



"(No. 735. Nyanza, Urunili. March 7, 1920.) A collection of 

 seeds from many different plants. It should all be planted and the 

 different forms (if any) segregated. Collected from hundreds of 

 plants." 



50780. HoLcus sorghum sudanensis (Piper) Hitchc. Poacese. 



Sudan grass. 



"(No. 657. M'Sala near Nyanza, 60 kilometers north of Ivif^oma. 

 February 24, 1920. Herb. No. 679.) Sudan grass grows abundantly 

 here. The plants are 6 to 10 feet tall." 



50781 to 50808. "(Nyanza, Urundi. March 7, 1920.) The follow- 

 ing numbers are heads of Holcus. The measurements here given 

 aret (1) Height of plant, in meters; (2) heads, in centimeters (two 

 or moi'e measurements mean tliat there were that number of 

 heads) ; (3) number of nodes; and (4) number of branches. The 

 branching indicated as 4+1 means branched at fourth node below 

 the top one." 



50781. HoLcus SORGHUM SUDANENSIS (Piper) Hitchc. Poacete. 



Sudan grass. 



"(No. 709.) Measurements: (1) 3.35, (2) 45, (3) 13, (4) 0." 

 50782 and 50783. Holcus sorghum effusus (Hack.) Hitchc. 



Poacete. 



50782. "(No. 710.) Measurements: (1) 4.39, (2) 39, (3) 



16, (4) 0." 



Kamerun grass. 



50783. "(No. 711.) Measurements: (1) 4.42, (2) 46, (3) 

 15, (4) 0." 



50784. Holcus sorghum L. Poaceae. Sorghum. 

 (Sorghum vulgare Pers.) 



"(No. 712.) Measurements: (1) 3.44, (2) 37, (3) 14, (4) 0." 



50785. Holcus soROHust effusus (Hack.) Hitchc. Poacere. 



Kamerun grass. 



"(No. 713.) Measurements: (1) 3.97. (2) 43, (3) 18, (4) 0." 

 50786 to 50788. Holcus sorghum L. Poaceje. Sorghum. 



(Sorghum vulgare Pers.) 



50786. "(No. 714.) Measuremeuts : (1) 4.22, (2) 42, (3) 



17, (4) 0." 



50787. "(No. 715.) Measurements: (1) 4.08, (2) 42, (31 

 19, (4) 5-f-l." 



50788. "(No. 716.) Measurements: (1) 3.80, (2) 39, (3) 

 13, (4) 5+1; not matured." 



50789. Holcus sorghum verticuxiflobus (Steud.) Hitclic. 

 Poacere. Tabucki grass. 



"(No. 717.) Measurements: (1) 3.67, (2) 38, (3) 22, (4) 31; 

 roots are nine nodes at base." 



