1558. Me lampsora s a lic in a . Lev. “ Willow Brand.”
SuMMER-sPORES. Epiphjllous Or hypophyllons, sori, or heaps
of spores scattered, pale orange, bright orange, or cinereous.
(June to August.) Ovato-globose, paraphyses capitate, rarely
obovate.—Lecythea caprearvm. Lev. Ann. Sc. Nat. Uredo cap-
rearum. Eng.FI. Y.p . 385. U. epitea. Kze. Lee. epitea Ann. N.H.
no. 411.
W inxbr- s pores . Sori epiphyllous, scattered or aggregate,
at first yellowish tawny, then brownish, at length nearly black,
búllate ; spores oblong, closely packed, and laterally compressed.
—Lev. Ann. Sc. Nat. Tul, Ann. Sc. Nat. 4, ser. vol. ii. t. l , f . 6-7.
Coolce AI.F.t. 9, f . 191, 192. Coohe exs. no. 85. Coohe L.F. no.
49.
On Salix viminalis and S. caprcea. Common.
Spores perfected in February. (Fig. 213, idnUr spores.)
1559. Me lampsora b e tu lin a . JDesm. “ Birch Brand.”
S uMMER-spoRES. H y p o p l iy l lo u s , s o r i b r i g h t y e llo w o r o r a n g e ,
o b lo n g , c y l i n d r i c a l , o r o b o v a t e , t r u n c a t e a t t h e b a s e , e e h i n u l a t e ;
p a r a p h y s e s e n c i r c l in g , o r i n t e rm i x e d , o b o v a t e , s m o o t h , h y a l in e .
Uredo hetuUna. U. cylindrica. Eng. FI. v . p. 385 (partly.) Lecythea
hetulina. Lev. Ann. Sc. Nat.
W iN T B R -sp oK E S . Soii c o n f lu e n t , of a n o b s c u r e b r o w n i n t h e
w i n t e r , b e c o m in g of a b r i g h t o r a n g e w h e n m a t u r e ; s p o r e s e lo n g
a t e d , a t t e n u a t e d b e lo w , p o l y g o n a l , o c h r a c e o u s .—Lev. Ann. Sc.
Nat. Desm. exs. no. 1647. Lih. exs. no. 336. Coolce. M.F. t. 9, f .
189,190. Tul. Ann. Sc. Nat. s e r .4 ,v o l.i\.t.l, f ,8 ,9 . Coohe exs.
no. 124.
On l e a v e s of Betula alha.
Spores perfected in Jan. and Feb. (Fig. 212, winter spores.)
1560. Me lampsora trem u læ . Tul. “ Aspen Brand.”
SuMMER-spORES. Hypophyllous; sori punctiform, prominent,
or papillseform, numerous; spores tawny-yellow, elliptical, or
obovate; paraphyses slender.— Uredo cylindrica. Eng. F I.Y .p .
385,partly. Lecythea populina. Coolce M.F.p. 296,partly.
W iN T E R - s p o R B s . S o r l S c a t t e r e d , a t l e n g t h b l a c k i s h ; s p o r e s
e l o n g a t e d , c o m p r e s s e d , a t t e n u a t e d d o w n w a r d s , y e l lo w i s h .—Tul.
Ann. Sc. Nat. ser. 4, vol. U p. 95. Coolce M.F. p. 214. Coolce exs
no. 84. Cooke L.F. no. 48.
O n l e a v e s of Populus tremula.
Spores perfected during the winter.
Common.
1561. Me lampsora p opu lin a . Lev. “ Poplar Brand.”
Hypophyllous, epiphyllous, or amphigenous.
Sdmmer- spo ee s . Spores yellow or orange, obovate-oblong
attenuated or truncate, eehinulate, paraphyses obovate, capitate’
or claviform, abundant in fully ripened sori.— A re* longicap-
sula D.C U. cylindrica. Eng. FI. Y . p . 385, partly. Lecythea
populina. Lev. Ann. Sc. Nat. Cooke M.F. p. 206. Cooke exs. no.
83.
WINTER-SPORES. Sori at first tawny-yellow, becoming black
during the winter, swelling in the spring, and becoming of a
cinnamon colour, on the upper surface of the leaves, roundish or
oblong; spores prism-shaped, 5-6 together, yellowish, smooth—
Tul Anri. Sc Nat. 4. ser. vol. 2, t. l , f . 10. Cooke Micr. Fungi, pi.
fig s.195,196. Cooke exs. no. 83. Cooke L.F. no. 41.
On leaves of Populus nigra. Common.
Spores perfected in February.
1562. M e lam pso ra euphorhiae. Cast. “ Spurge Brand.”
SOMMER-SPORES. H y p o p h y llo u s ; so ri g o ld en yellow, s c a tte
re d , d istin c t, som e tim es c a u lin e ; spores small, su b g lo b o s e__
Uredo euphorbice. Eng. FI. v. p. 385. Lecythea euphorhiae. Lev
Ann. Sc. Nat. Cooke M.F. p. 296. Cookeexs. no. 65. Berk, exs
no. 240.
WINTER-SPOSES. Sori becoming black, small, roundish •
spores prismatic, membrane thickened above, dark-brown Tul
Ann. Sc. Nat. ser. 4, vol. ii. p. 100. Cooke M.F. pi. ix. figs. 193'
J. y 4.
On leaves and stems of Euphorbia helioscopia, E. exiqua. and
ether species. Common-
Melampsora p ad i. This name has been given by some
author to a Melampsora, on leaves of Prunus padus, which we
nave once met with in Kent. I t was noted at the time, but re-
terence to the author and description was not made, hence it
cannot be recorded here beyond the present notice.
z 2