l^O BOTANICAL GAZETTE, [J^^y» 



heim, similar in habit, differs by slender serrate leaves, more 

 scattered longer-peduncled flowers, 12-costate calyx witL 

 long-spreading nearly equal marginate lobes, straight narrow 

 more deeply cleft corolla, its posterior lip entire with pro- 

 duced angles, longer sterile stamens. — Pansamala, alt. 4,000 

 feet, January, 1887. (Ex Pl. cit. 11 12.) 



Pitcairnia Tuerckheimii (§ Etifitcairnia Baker). — Acaules- 

 cent : basal bracts Lanceolate,attenuately prolonged, retrorsely 

 prickly, 12-18 lines long, passing into similar unarmed basal 

 leaves ; those of peduncle cano-floccose beneath, linear-at- 

 tenuate, erect, the lower 6-8 inches long by 4-5 lines broad : 

 peduncle a foot or more long, like triangular rhachis aran- 

 eose ; raceme 8-14-flowered, internodes of about an inch : 

 bracts ovate-lanceolate to ovate, 7-4 lines long, equaling 

 smooth erecto-patent pedicels : sepals like bracts uncolored, 

 glabrous, linear-tapering, acute, 12-14 lines long, scarcely 

 i-l- lines broad: petals nearly 3 inches long, crimson, paler 

 below, basal scales abserit : anthers protruding : style 



ex- 



ceeding petals.— Rock-crevices, Santa Rosa, Dept. Baja 

 rapaz, alt. 5,000 feet, July, 1887. (Ex Pl. cit. 1298.) 



Nephrodium Tiierchheimii» BoT. Gazette, xii, 133. — Ex- 



XI 



Fig. 2. Por- 



tion of base of frond : nat. size. Fig. 3. Rootstock : nat. 

 size. Fig. 4. Base of a lower pinna : nat. size. Fig. 5. Two 

 segments of a pinna : enlarged. Fig. 6. Portion of a seg- 

 ment: more enlarged. Fig. 7. Indusium : magnified. Fig. 

 8. Scale from stipe : magnified. 



An apparently undescribed species from Costa Rica is 

 here added. It is numbered 176 of a small collection made 



Juan J 



500 



cember, 1887. . , 



Zanthoxylnm Costaricense.— Branches flexuose, armed witn 



compressed recurved spines, glabrous, blotched with black 

 exudations: petioles canaliculate, 6-9 lines long ; leaflets 3, 

 terminal exceeding others, oblong (21-26 hnes), apex acu- 

 minate and retuse, base acute, crenulate, punctate through- 

 out- panicles axillary and terminal, scaly-bracteoled, verru- 

 cose ; in fruit ramified, an inch or more long, from leafless 

 nodes: flowers not seen : cocules 1-2, globose, glandular- 

 tuberculate, dehiscing to base, stipe and gynophore each 

 about half a line long: seed globose.— A shrub 10-15 feet 

 high, known as "Limoncillo." 

 Baltimore. Md. 



