470 BOTANICAL GAZETTE [MAY 
Peru, have been specifically determined. ENGLER and PRANTL in 
their Pflanzenfamilien include Mogiphanes and Telanthera under 
Alternanthera, and all three appear to be the same as Achyranthes. 
14. PUCCINIA MALVACEARUM Mont. (on Malvaceae).—Malva 
sylvestris L., Palos Quernados, Chile, October 4, no. 19186; Las 
Cardas, Chile, October 14, no. 19344.—Malvastrum capitatum 
(Cav.) Griseb., Copiapé, Chile, October 12, no. 19322. 
_A short cycle species and one of the commonest and best known 
rusts, which has spread from its original center in the Andes to all 
parts of the world where members of the Malvaceae grow. 
15. Puccinta Hyprocotyies (Link) Cooke (on Ammiaceae).— 
Hydrocotyle bonariensis Lem., vicinity of Lima, Peru, July 24, II, 
no. 18768.—H. sp atacnacsdnides L.f., vicinity of Choapa, Chile, 
October 6, ITI, no. 19192. 
A long cycle rust, usually gathered in the uredinial stage. 
The initial stage is not definitely known. It is not uncom- 
mon throughout South America, as well as northward into the 
United States. 
16. Puccinia Nicotianae, sp. nov. (on Solanaceae).—Nicotiana 
tomentosa Ruiz and Pav., Santa Clara, Peru, July 18, O, I, II, no. 
18722. 
Pycnia epiphyllous, small, inconspicuous, honey yellow becom- 
ing darker, subepidermal, globose or flask-shaped, 112-120 » wide. 
Aecia epiphyllous, scattered, low cupulate, o.1-o.2 mm 
diameter; peridium colorless, the margin recurved and lacerate; 
peridial cells loosely joined, abutted; aeciospores ellipsoid or 
globoid, 13-18 by 16-19; wall pale yellow or colorless, thin, 
1-1.5 m, finely and inconspicuously verrucose. 
Telia epiphyllous, scattered, among and in the old aecial ‘cups, 
round, small, o.1-0.2 mm. across, early naked, somewhat pulveru- 
lent, blackish brown, ruptured epidermis evident; teliospores 
ellipsoid or obovoid, 19-24 by 31-40 uw, usually rounded at both 
ends, sometimes narrowed below, not or only slightly constricted 
at septum; wall dark chestnut brown, 2.5-3 4 thick, somewhat 
thicker above up to 5 yu, finely and sparsely verrucose; pedicel 
tinted, short, fragile. 
17. Puccinia Acnisti, sp. nov. (on Solanaceae).—Acnistus 
arborescens Schl., Santa Clara, Peru, July 18, O, I, III, no. 18722a. 
