132 



BOTANY. 



Class IV. 

 Tetrandria. 



nens. Bacea bilocularis, bisulca, umbilicata, po- 

 lysperma. (Persoon.) 



1. Aggregata. Groves of Peru. Shrub. 



2. Oboi-ata, Shady places in Peru. Shrub. 



3. Verlicdlata. Groves at Muna. Shrub. 

 See Flor. Perm, Perhaps Bertiera, in Class V., 



is of this genus. 



XLVI. CODOMUM. Cdl. duplex ; inferus 1-phyl- 

 lus insequale bifidus ; superus turbinatus subinte- 

 ger. Cor. campanulata. Dnipa obovata. Stigm. 

 capitatum. ( Persoon. ) 



1. Arborescens. Shrub. 

 This genus has agreat affinity to LONICERA, Class V. 



XLVII. CENTAURIUM. Cat. 4-partit. appressus. 

 Cor. subcampanulata 4-partit. Stigm. crassum 

 glandulosum subbifidum. Caps. (eal. et cor. per- 

 sistentibus involucrata) 1-locul. 2-valvis, polysper- 

 ma. (Persoon.) 



1. Vernum. Lower Carolina. (Michaux.) 



2. Auimnnale. Lower Carolina. (Michaux.) 

 This genus resembles EXACUM, several species of 



which perhaps belong to it. 



XLVIII. COUTOUBEA, or PICRIUM of Schreber. 

 Ceil. 4. fid. Cor. 1-pet. 4-fida : Squam. 4, cucul- 

 lata;. Stig. bilabiatum. Caps. 2-valvis, polysper- 

 ma. 



1. Spicata, the Exacum spkatum of Willd. 



2. Teniifolia. Panama. Ann. (Cavanilles.) 

 8. Purpiirea, the Exacum ramosum of Willd. 



XLIX. FRASERA. Cal. 4-fid. Cor. 4-fida patens : Pe- 



tala medio glandula barbata. Caps, compressa sub- 



marginata, 2-locul. Sem. pauca imbricata. (Pers.) 



1. Caroliniensis. Marshes of Carolina. (Mic/i.) 



L. BARTONIA. Cal. 4-phyll. Cor. campanul. 4- 



fida, persistens. 'Caps. 1-locul. 2-valvis, polysper- 



ma. (Persnon.) 



1. Tenclla. Philadelphia, resembling Bitffbnia 



tenuifolia. See Willd. Act. Soc. Berol. iv. v. 3. 



LI. AZIMA. Cal. 4-fid. urceolatus. Cor. 4-pet. 



Bacca 2-locul. loculis 2-spermis : 1 ssepius aborti- 



vo. (Persoon.) 



1. Tetracantha, the Monetia barlerioidcs of 



Willdenow. 



LII. DRAPETES. Cal. 0. Cor. infundibulif. limbo 

 4-fido. Recept. pedicellata, barbata : Sem. 1 tec- 

 turn. (Flor. aggregato-fasciculati.) (Persoon.) 

 1. Muscoides. (Lamarck, Journ. d'Hist. Nat. 



No. 5. p. 186, t. 10.) 



LIII. CANSIERA. Cal. globoso-urceolatus, 4-den- 

 tatus, inferus. Nect. 4, dentata germen cingentia. 

 Bacca 1-sperma. (Jussieu.) 



1. Scandens. Coromandel. (Roxburgh.) 

 LIV. PTERANTHUS. Cal. 4-part. persistens, lacin. 

 concavis : 2 majoribus cristatis. Cor. 0. Filam. 

 basi connata. Caps, membrauacea, l-speria, cal. 

 tecta. ( Persoon. ) 



1. Echinatus. Barbary and Arabia. Ann. 

 (Desfont. All.} The Camphorosma pteranthus 

 of Willdenow. 



LV. ORTHOSTEMON. Cal. tubulosus, 4-dentat. Cor. 

 limbo brevi, 4-part. fauce nuda, marceacens. Slam. 

 aequalia, exserta : antheris longitudinaliter dehis- 

 centibus, apice muticis, defloratis strictis. Stig. 2, 

 subrotunda. (R. Brown.) 

 \. Ereetum. New Holland. 



An intermediate genus between Centaurium and Claw 

 Erythrca. See Brown's Prod. p. 451. 



ORDER II. DIGYNIA. 



LVI. TETRARRHENA. Gluma uniflora, bivalvis, pe- 

 rianthio minor. Perianth, sessile, duplex, utrum- 

 que bivalve, absque squamulis exterioribus fascicu- 

 lisve pilorum. Squamulce 2 hypogynas, oppositz, 

 valvulis perianthii alternantes. Stam. 4 ! Stigmata 

 plumosa. (R. Broicn.) 



1. Diftichophylla, Van Diemen's Island. 



2. Acuminata. Van Diemen's Island. 



3. Juncea. New Holland. 



4. L(cvis. New Holland. 



Sp. 1, is the Ehrfiarta distic/iophylla. of Labillard. 



See Brown's Prodromus, p. 209- 

 LVII. MICROL^NA. Gluma uniflora, minuta, bival- 

 vis. Perianth, pi-dicello barbato glumam superante 

 insidens, duplex, utrumque bivalve, imberbe, exte- 

 rioris valvulis subocqualibus, apice aristatis. Squa- 

 muhc hypogynae 2, oppositas, valvulis perianthii 

 alternantes. Slam. 4 ! Stigmata 2, sessilia, plumo- 

 sa. (7?. Broivn.) 



1. Stipoides. New Holland and Van Diemen's 

 Island. (The Ehrharta stipoidcs of Labil- 

 lard. See Brown's Prodromus, p. 210. 

 LVIII. APHANES. Cal. 8-fid. lacin. alternis minimis. 

 Cor. 0. Sem. 2, calyce vestita : uno interdum a- 

 bortivo. (Stam. 1, 2, 4.) (Persoon.) 



1. Arvensis. the Akhemilla Aphancs of Willd. 



2. Tripartiia. Mountains and springs 

 of Pillao and Tarma. 



3. Orbicnlata. Cold and wet mountains 

 of Peru. 



4. Pinnata. Cold and wet mountains 

 of Peru. 



The three last species are given by Persoon under 

 this genus, on account of their having two styles 

 and two seeds ; but he supposes that they may 

 be included in different genera, since they are 

 diandrous, and have styles of a different struc- 

 ture. Synops. i. 150. 



LIX. PAGAMEA. Cal. 4-dentatus persistens. Cor. 

 4-fida, urceolaris, intus villosa. Drupa supera, 2- 

 locularis, nuculis 2, bilocularibus. (Persoon.) 

 1. Guianensis. Guiana. Shrub. (Lamarck.) 



See 

 Flor. 

 Peruv. 

 i. 68. 



ORDER IV. TETRAGYNIA. 



LX. RA.DIOLA. Cal. multifidus. Pet. 4. Caps. 

 supera 8-locul. 8-valvis. Sem. solitaria. (Smith, 

 Flor. Brit. i. p. 202.) 



1. Millegrana. Britain. Ann. The Linum 



radiola of Willdenow. 



LXI. RIQUERIA. Cal. triplex. Pet. 4, concava. 

 Filam. compressa. Caps. 4-locul. stylis coronata. 

 (Persoon.) 



\.Avcnia. Groves of Peru. Shrub. (Fl. Per.) 



LXII. MffiNCHlA. Cal. 4-phyll. connivens : lacin. 



lanceolatis acutis. Cor. subbrevior : petal, inte- 



gris. Caps, evalvis, 1-locul. apice 5-fariam dehis- 



cens. Sem. reniformia scabra. (Persoon.) 



1. Glattca. The Sagina erecla of Linn. Ann. 



