Siphe RUTACEAE 3438 
Var. MACROPHYLLA (Wester) comb. nov. 
Citrus macrophylla Wester in Philip. Agr. Review 8 (1915) 16, t. 
3b, 6c. : 
Cebu, Wester 4820. Cultivated. This is in all probability a hybrid be- 
tween Citrus hystrix DC. and some other species, perhaps C. maxima 
(Burm.) Merr. 
Local name: Alimau (C. Bis.). 
Var. MICRANTHA (Wester) comb. nov. 
Citrus micrantha Wester in Philip. Agr. Review 8 (1915) 20 t. 
SG 6D ore. 
Cebu, Bohol, Negros, Mindanao (Misamis, Zamboanga). Sparingly cul- 
tivated. Apparently merely a form of Citrus hystrix DC. or perhaps a hy- 
brid between it and C. aurantifolia Swingle. 
Local names: Biasong (C. Bis.); balinkolong (C. Bis.). 
Var. MICROCARPA (Wester) comb. nov. 
Citrus micrantha Wester var. microcarpa Wester op. cit. 21, t. 7b. 
Cebu, Bohol. Cultivated for its very fragrant fruits which are from 1.5 
to 2 cm in diameter. 
Local name: Samuyau (C. Bis.). 
Var. SOUTHWICKII (Wester) comb. nov. 
Citrus southwicki Wester in Philip. Agr. Review 8 (1915) 16, t. 3c, 4e. 
Citrus limao Wester 1. c. sub. t. 3c. 
Bohol, Mindanao (Surigao). Occasionally cultivated. Apparently but 
a variety of Citrus hystrix DC. or perhaps but a hybrid between it and 
some other species. 
Local name: Limau (C. Bis.). 
Var. TOROSA (Blanco) Wester in Philip. Agr. Review 8 (1915) 19. 
Citrus torosa Blanco FI. Filip. (1837) 609, ed. 2 (1845) 425, ed. 8, 
2 (1879) 407, t. 408; Merr. Sp. Blancoanae (1918) 204. 
Seattered here and there in the settled areas, and in secondary forests; 
characterized by its very rough fruits, Merrill Sp. Blancoanae 46, Phil. Pl. 
1092. 
Local name: Kolobot (Tag.). 
CITRUS LIMONIA Osbeck Reise Ostind. China (1765) 250; Swingle in 
Sargent Pl. Wils. 2 (1916) 146. 
Citrus limonum Risso in Ann. Mus. Paris 20 (1813) 201; Wester 
in Philip. Agr. Review 8 (1915) 24. 
Rarely cultivated, the fruits rather inferior. All warm countries. The 
lemon. 
Var. PSEUDOLIMONUM (Wester) comb. nov. 
Citrus pseudolimonum Wester in Philip. Agr. Review 8 (1915) 24, 
t. 7d. 
Siquijor, Bohol. Occasionally planted; perhaps a hybrid between Citrus 
limonia Osbeck and some other species. 
Local names: Kolokolo (C. Bis.) ; kunot (C. Bis.) ; lombog (C. Bis.). 
