JANUARY 1 TO DECEMBER 31, 1967 103 



320272 to 320339— Continued 



320323 to 320325— Continued 



Place where horses and cattle shelter, under a very large rock; very 

 rich soil. Berries. 



320324. Hawkes No. 3496. Province Tucuman, Dept. Tan, near Infier- 

 nillo, Quebrada Honda, above kilometer 83 on road from Tan del Valle 

 to Cafayate, above La Casita. Altitude 3,200 m. Feb. 15, 1966. 

 Growing in short grass. 



320325. Hawkes No. 3939. Province Salta, Dept. Guachipas, Estancia 

 Pampa Grande, western mountain range between Cerro Cristal and 

 Cerro Pirgua, on a ridge, northfacing slope; dry soil. Mar. 20, 1966. 

 Altitude 2,650 to 2,670 m. Ripe berries. Some plants still green, one 

 with faded purple flower. 



320326. SOLANUM tuberosum L. Potato. 



Hawkes No. 4051. 



320327 and 320328. Solanum venturii Hawkes 



320327. Hawkes No. 3741. Province Salta, Dept. Chicoana, road from 

 Escoipe to Cachi, Cuesta del Obispo, 15.6 km. from Piedra Molina, 11 

 km. from Escoipe. Mar. 6, 1966. Altitude 2,700 m. In a scree below 

 the road, partial shade of bushes. Larger plants (contrast P.I. 320328), 

 near a plant of 5. microdontum. Plants to 60 cm. Flowers clear 

 white. Abundant flowers and fruits. 



320328. Hawkes No. 3742. Province Salta, Dept. Chicoana, road from 

 Escoipe to Cachi, Cuesta del Obispo, 15.6 km. from Piedra Molina, 11 

 km. from Escoipe. Mar. 6, 1966. Altitude 2,700 m. Growing close 

 to P.I. 320327. Same habitat. Smaller plants, further from the plant 

 of S. microdontum. Abundant flowers and fruits. Flowers clear 

 white. 



320329 to 320332. Solanum vernei Bitter & Wittm. ex Engl. 



320329. Hawkes No. 3504. Province Tucuman, Dept. Tan, near Infier- 

 nillo, below kilometer 83 on road from Tan del Valle to Cafayate, in a 

 quebrada of an affluent of Rio Infiernillo. Altitude 2,900 m. Feb. 15, 

 1966. Shaded valley, surrounded by shrubs, in rich soil, humid. Plant 

 to 1.65 m. high; others quite short, according to habitat. Rich purple 

 flowers; many berries. Very common. 



320330. Hawkes No. 3505. Province Tucuman, Dept. Tafi, near Infier- 

 nillo, lower down on road than (P.I. 320329) from Tafi del Valle to 

 Cafayate. Altitude 2,850 m. Dry mesada on side of quebrada. Full 

 sun, in open. No flowers; some fruits; plants wilting. 



320331. . Hawkes No. 3538. Province Catamarca, Dept. Andalgala, east 

 slope of Nevados de Aconquija, Estancia "Yunca Suma", Casa de 

 Piedra to Los Quenoales. Altitude 2,270 meters. Feb. 20, 1966. 

 Growing in bushes by path, together with S. microdontum, in shade. 

 Alnus woods. No flowers. 



320332. Hawkes No. 3542. Province Catamarca, Dept. Andalgala, east 

 slope of Nevados de Aconquija, Estancia "Yunca Suma", Los Quenoales. 

 Altitude 2,450 m. February 20, 1966. Bushy slope in half shade of 

 Alnus, etc. No flowers. Plants to 1.5 m. Mr.ny berries. 



320333. Solanum vernei Bitt. & Wittm. ex Engl. 



Hawkes No. 3780. Province Jujuy, Dept. Tumbaya, Volcan, western 

 facing slopes on east side of Quebrada Grande, path from Volcan to Abra 

 Grande Volcan. Altitude 2,960 m. Mar. 9, 1966. In a large cattle en- 

 closure and among shrubs around it. Mixed with S. microdontum (P.I. 

 320305) and close to S. microdontum x S. vernei ssp. ballsii (P.I. 320338). 

 Tall plants with fruits. 



