80 BULLETIN 1380, U. S. DEPARTMENT OF AGRICULTURE 
are given for the most important species. Unless otherwise indi- 
cated the host is understood to be Hevea brasUiensis. 
Allescheriella uredinoides P. Herm. On leaves and decaying stems, Rio Jurua, 
Bora Fim, Brazil. 
Alternaria castUloae Zimm. Dutch East Indies. • 
Ampullaria sucdnea Perch. On fruit, Ceylon. 
Apiosporium atrum Mass. On dead branches, Malay Peninsula. 
Aposphaeria lie rear Fetch. Pycnidia globose with a conical ostiolum, or oval, 
black, minutely rugose, 0.15 to 0.2 millimeter in diameter, clustered in 
cracks in the cortex arising from a thin, immersed, black stroma ; well 
stout, cellular: basidia simple, short, up to 12 ix long; spores narrow-oval, 
hyaline, continuous, thin walled, 8 to 12 by 3 to 4 (i, a few broadly oval 
6 by 4 fj. (Fetch). On dead bark. Ceylon. 
A. ulei Ilenn. Pycnidial stage of Dothidella ulei P. Henn. 
Arcyria denudata (L.) Sheldon. On dead stump, Malay Peninsula. 
ArmUlaria mellea (Vahl.) Fr. Decay of roots, Uganda. 
A8Chersonia aleyrodis Webber. Stroma hypophyllous, pinkish buff or cream- 
colored, surrounded by thin grayish white mycelia; perithecia at first 
superficial, later immersed ostiolate ; spores fusiform, hyaline, mucilag- 
inous, sometimes ."'> to 4 guttulate, 0.4 to 14.1 ^ long by 0.04 to 1.88 ^ 
wide, abundant, forming reddish masses. On Leaves Amazon Valley. 
A. sp. Fetch (1021). on scale insects on leaves. Ceylon. 
Ascoclnrta heveae Fetch. Affected areas marginal, white, or brownish white 
with a narrow red-brown border. Pycnidia immersed, ostiolate. not 
beaked, black, 00 to 100 n in diameter; spores oblong, hyaline, 1- 
septate. ends obtuse. to 12 by 5 a (Fetch). On leaves. Ceylon. 
A. sp. Spots, irregular or round, scattered, grayish white in the center 
when mature, with blackish green border thinning out to the normal 
color of the leaf, green color permanent after death of leaf, reddish brown 
to blackish on the lower side of the leaf; pycnidia submerged on the upper- 
side of the leaf, spherical or somewhat flattened, membranous, purplish 
black or grayish externally when old, ostiolate, 50 to loo ^ in diameter, 
with very stout beak 10 ix long: spores oblong-elliptic, obtuse, or acute, 
depending on age. hyaline, septate, constricted at the septum slightly or 
not at all. cells often unequal in size and easily separating, 1*) to is by 
4.~> to 6.75 /J.. Differs from Ascochyta heretic Fetch in possessing a short 
beak and in its effect on host. Spore measurements as given by Fetch are 
somewhat smaller. 
Aspergillus flarus Link. Forming little tufts of yellow heads on suppressed 
leaves. Amazon region. 
A. fumigatus Fres. On living leaves and stems in contact with dead vegetable 
matter, Amazon region. 
A. fuscus Bainier. On living suppressed leaves and petioles, Amazon region. 
A.' nidulans (Niger) Van Tiegh. On living leaves in contact with decaying 
vegetable matter, Amazon region. 
.4. niger Van Tiegh. On suppressed living leaves in dense shade, Amazon 
region. 
A. repens De By. On living suppressed leaves, petioles, and inflorescence 
spikes, Amazon region. 
A. sp. On fruits parasitized by Phytophtbora, Amazon region. 
A. sp. Bancrofl (1911), saprophytic on tapping surfaces, Malay Peninsula. 
Asterina tenuis sima (Fetch) Theiss—Chaetopeltopsis tenuissima Petch. On 
green stems and fruits. Ceylon. Malay Peninsula. 
Ancestral <} in cram incurs (Mont, and Berk.) Sacc. On leaves and stems, Philip- 
pine Islands. 
Auricularia brasUiensis Fr. On dead stems and branches, Malay Peninsula. 
A. polytricha Mont. On dead stems and branches, Philippine Islands, Ceylon, 
Brazil. 
A. tremellosa Fr. On dead Hevea, Ceylon. 
Botryodiplodia elastica Petch= Diplodia ihcohromae (Pat.) Nowell. 
B. theobromae P&t.=Diplodia thcoltromae (Pat.) Nowell. 
Botnjtis sp. Parasitic on Dothidella ulei and Catacauma huberi, Amazon 
region. 
Calosphaeria sulcata Petch. On dead branches, Ceylon. 
Calratia gardneri B. and Br. On dead Hevea, Ceylon. 
Camillca sagracana (Mont.) B. and C. On dead branches, Amazon Valley. 
