90 REPORT ON TWO BOTANICAL COLLECTIONS FROM 



c. 10 mm. longa etc. l'l mm. lata, marginibus integris superne conniventibus, nervo 

 basi tertiam partem f'olii latitudinis occupaute, lamina usque ad apicem I'olii distincta ; 

 cellulse elongatae, angustse, marginem versus incrassatse, lumine angustissimo, 

 limbiun inferne latiusculum hyalinuni superne teuuiorem, ultra medium evanidum 

 efformantes, alares numerosae, subquadratae, rubrae, in ventrem distinctum dispositae. 

 Ccetera ignota. 



Summit of Mount Roraima, 8600 ft., McConnell §r Quelch, 527. 



Endemic. 



Species cum Campylopode griseo, Hornscb., comparanda, sed statura multo robustiore, 

 foliis strictipilis, integris, tubulosis, limbatis facillime dignoscenda. 



LEUCOBRYACEM 



Leucobryum megalophyllum, Mitt, in Journ. Linn. Soc, Bot. xii. (1*69), ]>. 112. 



Dicrauum megalophyllum, Raddi, Critt. Bras. p. 3. Leucobryum giganteum, C. Muell. 



Syn. i. p. 79, ii. p. 530. Leucobryum robustum, Sull. in Proc. Amer. Acad. (1861), 



p. 279. 

 Mount Roraima, Ledge, 7500-8000 ft., McConnell Sf Quelch, 351 (forma). 

 Eound in Cuba, Jamaica, Trinidad, Barbados, New Granada, Venezuela, and Brazil. 



Leucobryum crispum, C. Muell. Syn. i. p. 78. 



Roraima range at 3500 ft., McConnell 8f Quelch, 546. 



Found in tbe West-Indian Islands, Venezuela, Now Granada, and Brazil. 



Leucobryum ljevifolium, Brotb. Dioicum, robustiusculum, caespitosum, ciespitibus 

 mollibus dilabentibus lutescenti-albidis oetate fuscescentibus nitidis ; caulis usque 

 ad 6 cm. altus, erectus, dense foliosus, plcrumque fasciculatim ramosus, ramis 

 fastigiatis. Folia sicca et hutnida suberecta, stricta vel rarius bomomallula, 

 canaliculato-concava, e basi oblongo-lanceolata sensim acuminata, acuta, 5-6 mm. 

 longa et c. 006 mm. lata, dorso sicca et bumida lsevissima, marginibus superne 

 involutaceis integerrimis, limbata, limbo byalino, inferne e seriebus cellularum 

 7-8 formato, superne angustiore, apice ol)soleto. lamina e stratis cellularum ;equalium 

 duobus composita. Ccetera ignota. 

 Summit of Mount Roraima, 8600 ft,, McConnell 8f Quelch, 505, 530. 

 Species L. Martiauo, Hampe, afnnis, sed statura robustiore, nitore foliisque strictis, 



raro indistincte bomomallulis oculo nudo jam dignoscenda. 



Octoblepharum MixTENii, Jaeg. Adumbr. i. p. 169. Octoblepharum longifolium, Mitt, 

 in Journ. Linn. Soc, Bot. xii. (1869), p. 110. 

 Summit of Mount Roraima, 8600 ft., McConnell 8f Quelch, 517. 

 Found in Brazil. 



TORTULACEyE. 

 Leptodontium cirrhifolium, Mitt, in Journ. Linn. Soc, Bot. xii. (1869), p. 52. 

 Summit of Mount Roraima, 8600 ft., McConnell 8f Quelch, 511. 

 Found in the mountains of Quito. 



