PAPERS ON BOTANY 185 
perithecia which open below. Perithecia sub-epidermal, fin- 
ally erumpent, tan-colored. Each perithecium surrounded by 
a delicate dark circle about 0.5 mm. in diameter. Asci thin- 
walled, 8-spored, 54-68x7 m», spores uniseriate or inordinate, 
one-celled, oval, hyaline. Paraphyses many, filamentous. 
On Andira jamaicensis, Camuy, 7277 (type). Mayaguez, 
1037, 1479, 3939, 3950, Vega Baja, 461, 492, 465, San Se- 
bastian, 5198, Maricao, 3628, Cabo Rojo, 6485, Coamo, 842, 
8357, 8478, Quebradillas, 4999, Hormigueros, 218, San Ger- 
man, 5808, 842, Lajas, 7178, Tanama Rio, 7835, Arecibo- 
Lares Road, 7294, Martin Pefia, 9315, Pefiuelas 9163, Sta. 
Catalina, 2721. 
This form is exceedingly common on Andira and has more 
the general aspect of insect than fungous injury. It is exceed- 
ingly well defined and easily recognizable. 
Physalospora bambusae (Rab.) Sace. 
On Lasiacis sorghoidea, Luquillo Forest, 5427. 
P. maculans, Sacc. & Troller, on Cyperus and P. panict on 
Panicum are close to the above. 
CUCURBITARIACEAE 
Nitzschkia Otth. 
Nitzschkia nervincola Rehm. 
On Gesneria albiflora, Maricao, 3670, 1002, 8917, 207, 
735, 3498, 6718, Mayaguez, 7495, 7496, 6725. 
Otthia Nits 
Otthia pantci sp. nov. 
Stromata black, linear, 60 » wide, 110-470 » long or some- 
times much longer, erumpent, crustose, bearing several peri- 
thecia, Perithecia imbedded in the stroma, ostiolate. Asci, 
long-cylindrical, monostichous, spores dark, l-septate, 7-9x3 
On Panicum maximum, Jayuya, 5994, Preston’s ranch, 6659 
(type. ) 
