37 



ROSACEAE: H1RTELLA. 



38 



Arbor tenuis, 45-pedalis, ligno durissimo (Spruce); ramulis 

 subgracilibus, pubescentibus v. glabratis. pallidis, lcnticellis oblongis 

 notatis. Folia subpendula, 6 — 12 poll, longa, coriacca v. membra- 

 nacea, inn jura obliqua, anguste oblonga v. oblongo-lanceolata, basi 

 acuta v. rotundata, siccitate atro-brunnea, superne glaberrima. costa 

 puberula, nervis depressis, nervulis creberrime reticulatis ; subtus 

 pallidiora, nervis utroque latere 10 — 14 elevatis pubescentibus, 

 nervulis transversis; petiolo brevi tomentoso. Stipulae non visae. 

 Paniculae tenninales, dense fusco-tomentosae, elongatae, pedales, 

 angustae, strictae; ramis 1—1% poll, longis, erecto-patentibus, 

 basi bracteatis, apice 1— 2-floris , bracteolotis. Bracteae ani- 

 plae, inferiores % poll, longae, concavae, lanceolato-subulatae; 

 i'.racteolae ovato - subulatae , concavae, glandulis rigide pcdi- 

 cellatis (pedicellis % poll, long.) onustis. Flores subgracile 

 pedicellati, '/, poll, diam., carnsi. Calycis tubus subcampanulatus, 

 gibbus, pubescens; lobi oblongi, obtusi, utrinquc pubescentes. Pe- 

 tala carnea, oblonga, calvcis lobis subaequilonga. Stamina 5; 

 filamentis \ ? poll, longis, gracilibus, glabris. Ovarium hirsutissi- 

 mum; stylus basi pilosus. Fructus rubellus, immaturus obovoi- 

 deus, glaberrimus. 



Habitat in syfvis humidis ad San Carlos prov. do Alto Ama- 

 zonas : Spruce n. 3095. Najas. 



{}. Bracteolae eglandulosae. 

 f Stamina 3. 



20. HIRTELLA CORYMBOSA Cham, et Schlecht. ramulis 

 et panicula substrigoso- pubescentibus; foliis ovato-oblongis sub- 

 cordatis acutis superne glabris costa subtus pubescente; panicula 

 brevi subcorymbosa. 



Hirtella corymbosa Cham, et Schlecht. in Linnaea II. 545. 



Hamuli robusti, pubescentes. Folia subimbricata, dure coriacca, 

 erecta, 2 poll, longa, superne creberrime reticulata, glabra, vix nitida, 

 subtus costa pubescente excepta glaberrima; nervis nervulisque tenuihlis; 

 petiolo brevissimo. Stipulae minimae, lanceolatae, strigoso-hirsutae. Pa- 

 nicula terminalis, vix 1 poll, longa, substrigoso-pubescens; ramis angu- 

 latis, suberectis, 2 — 3-floris. Bractkak parvae; hum tkolae oppositae, mi- 

 nutae, subulatae. Flobks parvi, "/ poll, diam., breviter pedicellati. Ca- 

 lyx pubescens; tubus obconicus, vix gibbus; lobi oblongi. Pktala elliptico- 

 obovata, obtusa, lobis calycis subaequilonga. Stamina 3; filamentis 

 glabris, filiformi-subulatis, complanatis. Ovarium hirsutum; stylus fili- 

 formis, inferne pilosus. Fructus ignotus. 



lliiliitat in Brasilia austro-orientali : Sella. Dryas, Oreas? 



21. HIRTELLA TRIANDRA Sw. ramulis paniculisque pu- 

 bescenti-pilosis hirtellisve; foliis elliptico- v. lanceolato-oblongis 

 acutis acuminatisve costa nervisque exceptis glabris v. minute sca- 

 berulis; bracteis pedicellis brevioribus. 



Hirtella triandra Swartz, Prodr. 57. Flor. lnd. occ. 1. 508. 

 Willd. Sp. PL 1151. DC. Prodr. II. 528. Schlecht. in Linnaea 

 II. 543. Griseb. Fl. Brit. W.-lnd. 230. 



Hirtella americana Jacq. Amer. 8. t. 8^sd. pict. t. 11. Spreng. 

 Syst. Veg. I. 766. Roem. et Schult. Syst. V. 272. 



Hirtella punctulafa Miq. in Linnaea XIX. 439. 



ArbusCULA v. frutbx, 5 — 15 ped. alta; ramulis pubescenti-pilosis, 

 rarius glabratis. Folia submembranacea, rarius coriacea, 2—5 poll, longa, 

 forma varia, saepissime elliptico-oblonga, acuminata, basi acuta rarius ob- 

 tusa v. rotundata, juniora pilosa, seniora superne costa pubescente excepta 

 glabra, subtus glabra v. puberula, nervis utroque latere 8 — 12tenuibus; petiolo 

 brevissimo gracili, pQbescenti. Stipulae lineari-subulatae, petiolo longiores. 

 Paniculae terminales et axillares, 3 — 10 poll, longae, oblongae v. ovatae, 

 pubescentes v. tomentosae; ramulis erecto-patentibus, inferioribus elongatis 



Rosac 



multifloris, rachique gracilibus. Bhactrae BRACTEOLAEque subulato-lanceola- 

 tae. Flores fere 1 / 4 poll. diam., breviter v. longius pedicellati. Calycis tubus 

 brevis, subturbinatus, obliquus; lobi oblongi, tubo multo longiores, obtusi. 

 Petala oblonga, calycis lobis breviora. Stamina 3; filamentis fili- 

 formibus v. complanatis, interdum sublatis, '/, P«B. longis. Ovarium 

 hirsutissimum ; stylus filifonnis, basi pilosus. Drupa anguste oblonga v. 

 subclavata, */ 3 — 1 poll, longa, glabra v. pubescens, coriacea, intus tenuiter 

 lanata. 



Habitat in prov. Rio de Janeiro : Gomex, Gardner n. 861., 

 Beyrich, Claussen , Luschnath, Sella,- in prov. Espiritu Santo: Pr. 

 Maxim. Neovid. ; ad Bihai in pascuis siccis: Poht ; in prov. Mina- 

 rum: Langsdurff. Crescit qnoque in insulis Indiae occidentalis, in Cuba, 

 Jamaica, Martinica, Guadelupa, ins. Trinitatis, in Venezuela et in Nova 

 Granata (forma glabrataj. — In Brasilia boreali et in Guyana non 

 hactenus detecta est. Dryas, Oreas et Extrabrasiliensis. 



22. HIRTELLA BRACTEATA Mart, et Zucc. ramulis costis 

 nervisque folii pilosulis; foliis amplis obovato-oblongis cuspidato- 

 acuminatis membranaceis : paniculis pubescentibus breviusculis, 

 bracteis ovatis imbricatis. 



Hirtella bracteata Mart, et Zucc. in Abh. Miinchn. Akad. 

 X. 384. et in Flora 1837. Beibl.U. 84. 



Arbor parva; ramulis ut videtur gracilibus, elongatis; ultimis sub 

 lente strigilloso-pilosulis. Folia 5 — 7 poll, longa, valde membranacea, 

 basi subacuta, utrinque costa nervisque teuuibus nubescenti-pilosis exceptis 

 glaberrima; nervis utroque latere ad 10 — 14; petiolo gracili, pubescent!. 

 Stipulae parvae, subulato-lanceolatae. Paniculae axillares et terminales, 

 laxae, fusco-pubescentes pilosae v. substrigillosae, folio saepius brevlores; 

 ramulis distantibus, breviusculis, bracteatis, apices versus 1 — 3-floris. 

 Bracteae '/,„ poll, longae, imhricatae, late ovatae, concavae, sericeo-pu- 

 bescentes, persistentes. Klorks brevissime pedicellati, '/ 3 poll. diam. Ca- 

 lycis sericeo-pubcscentis tubus brevis, obconicus, bracteolis inclusus; lobi 

 late oblongi, obtusi, tubo multo longiores. Pktala bene evoluta non visa. 

 Stamina filamentis '/, poll, longis, complanatis, glaberrimis. Ovarium 

 liirsutissinium; stylus filifonnis, infra medium pilosus. Fructus ignotus. 



Habitat in sylvarum margine, inter Topinambarana et Manaos, 

 olim Barra, prov. do Alto Amazonas: M. Najas. Incolis Com and a- 

 i ii ii.i air in i. e. arbor fabacea minor (_Mart.j. 



■j-J* Stamina 5 v. 6 (rarius 3 in H. scabra}. 

 * Panicula elongata, angustissima. 



23. HIRTELLA ERIAXDRA Benth. ramulis racemis foliisquc 



subtus pubescentibus v. velutinis; foliis oblongis elliptico-oblongisve 

 acutis subtus pubescentibus; panicula elongata angustissima; sta- 

 minibus 7. 



Hirtella eriandra Benth. in Hook. Journ. Bot. 11. 217. 



Arbor parva (Spruce); ramulis robustis, cinereo- v. griseo-pubes- 

 centibus. Folia 3 — 4 poll, longa, coriacea, saepius elliptico-oblonga, 

 siccitate fusca v. atro-fusca, basi rotundata v. subacuta, superne costa ex- 

 cepta glaberrima, nitida, nervis obscuris; subtus pallidiora, pubescentia, 

 nervis utroque latere 6 — 8, tenuibus, nervulis reticulatis; petiolo brevissimo, 

 pubescenti. Stipulae parvae, subulatae, deciduae. Paniculae terminales 

 v. subterminales, 4-10 poll, longae, curvae, angustissimae, racemiformes, 

 dense velutino- tomentosae; radii valida; ramis confertis, hrevibus, 

 '/ t poll. longis, apice 2 — 3-floris. Bracteae subulatae deciduae; bracteolae 

 subulatae. Flobes velutini, brevissime pedicellati; x / % poll. diam. Caly- 

 i i.s tubus breviter campanulatus; lobi oblongi, tubo longiores, obtusi, intus 

 et extus tomentosi. Petala oblonga, obtusa, alba, calycis lobis subaequilonga. 

 Stamina 7; filamentis '/ 3 poll, longis, glabris v. basin versus pilosis. 

 Ovabium hirsutum : mvus basi pilosus. Fructus ignotus. 



Habitat in prov. Para secus fl. Rio Acara juxta urbem Para: 

 Spruce n. 117., nee non in Guyana anglica per regiones campestrem 

 et sylvestrem ad M.Canuku: Rob. et Rich.Schomburgk n. 886. Najas 

 et Extrabrasiliensis. 



