BY V. F. BROTHERUS AND W. W. WATTS- 373 



longius aristato, cellulis superioribus angustioribus dignoscenda, 

 habitu Philonotidis, unde nomen. 



B. SUBATROPURPUREUM CM. 



On sandy ground in front of "The Pines," in large quantities. 

 Alpiniformia Kindb. 

 B. (Alpiniformia) limbifolium Broth, et Watts, sp.nov, 



Dioicum; gracilescens, caespitosum, caespitibus densis, viridibus, 

 opacis: caulis procumbens vel adscendens, fusco-radiculosus, dense 

 foliosus, parce et vage ramosus; folia sicca suberecta, humida 

 patentia*, elongate oblonga, breviter acuminata, mucronata, c. 

 2 ram. longa et c. 0'57 mm. lata, marginibus erectis, integris, 

 nervo crasso, breviter excedente; cellulis oblongo-hexagonis vel 

 rhomboideis, baud incrassatis, marginalibus linearibus, limbum 

 pluriseriatum efformantibus, basilaribus rectangularibus. Csetera 

 ignota. 



Growing in the drip of a waterfall at the head of the "Dinner 

 Run" on the eastern side of Mt. Lidgbird. 



Species distinctissima, foliis angustis, late limbatis, nervo 

 breviter excedente facillirae dignoscenda. 

 Rosulata CM. 

 B. (Rosulata) Howeanum Broth, et Watts, sp.nov. 



Dioictim; gracilescens, csespitosum, csespitibus densis, viridibus, 

 inferne fuscescentibus, nitidiusculis; caulis erectus, cum innova- 

 tionibus c. 2 cm. longus, fusco-tomentosus, dense foliosus, inno- 

 vando ramosus; folia sicca spiraliter contorta, humida erecto- 

 patentia, carinato-concava, inferiora remotiuscula, minora, ssepe 

 destructa, apicalia in rosulam dense congesta, e basi breviter et 

 late spathulata ovalia, acutiuscula, aristata, marginibus fere ad 

 apicera revolutis, apice minutissime serrulatis, baud limbata, 

 nervo crassiusculo, superne sensim tenuiore, in aristam elongatam, 

 strictam, integram excedente, cellulis ovali-hexagonis, basilaribus 

 rectangularibus. Csetera ignota. 



North Head (n.500, 501, 503, 510). 



Species Br. BiUardierii Schwsegr., affinis, sed foliis siccis 

 spiraliter contortis, nervo in aristam longam excedente optime 

 diversa. 



